README.md

All_Leetcode_Q_20190610 [updated on 2020_10_08]

🔥 1. Online Judge

#	国内外目前OJ(Online Judge)平台	链接	公司采用(待完善)
1	Leetcode	https://leetcode-cn.com/ https://leetcode.com/	只刷题?
2	hackerrank	https://www.hackerrank.com/dashboard	BCG、Akuna、高盛
3	Lintcode	https://www.lintcode.com/	?
4	牛客	https://www.nowcoder.com	拼多多、大疆、网易、腾讯
5	赛码	https://www.acmcoder.com/index	京东、美团
6	amcatglobal	https://amcatglobal.aspiringminds.com/	亚马逊

🔥 2. 供参考的一些时间表（:link:点击查看完整列表）：

🔥 3. All_Leetcode_Companies （:link:点击查看完整列表）

🔥 4. ALL_Solutions 点击查看: 🔗@LiYu Lu / @GGarvit Bansal

🔥 5. All_Leetcode_Questions

ps：(推荐Chrome扩展程序：Open Multiple URLs -可批量打开URLs,记得勾选Don't load tabs until selected,避免给服务器造成压力，推荐一次加载20-50页)

#	标题	难度	Acceptance	中文网址	会员	通过	提交
1	两数之和	简单	0.442	https://leetcode-cn.com/problems/two-sum		1839799	4160810
2	两数相加	中等	0.312	https://leetcode-cn.com/problems/add-two-numbers		889091	2851363
3	无重复字符的最长子串	中等	0.284	https://leetcode-cn.com/problems/longest-substring-without-repeating-characters		944953	3324704
4	寻找两个有序数组的中位数	困难	0.264	https://leetcode-cn.com/problems/median-of-two-sorted-arrays		442060	1671600
5	最长回文子串	中等	0.274	https://leetcode-cn.com/problems/longest-palindromic-substring		566322	2070485
6	Z 字形变换	中等	0.32	https://leetcode-cn.com/problems/zigzag-conversion		322584	1008796
7	整数反转	简单	0.253	https://leetcode-cn.com/problems/reverse-integer		702876	2775521
8	字符串转换整数 (atoi)	中等	0.147	https://leetcode-cn.com/problems/string-to-integer-atoi		370221	2525416
9	回文数	简单	0.435	https://leetcode-cn.com/problems/palindrome-number		589770	1356568
10	正则表达式匹配	困难	0.253	https://leetcode-cn.com/problems/regular-expression-matching		307713	1215688
11	盛最多水的容器	中等	0.448	https://leetcode-cn.com/problems/container-with-most-water		378211	845066
12	整数转罗马数字	中等	0.511	https://leetcode-cn.com/problems/integer-to-roman		232849	456069
13	罗马数字转整数	简单	0.525	https://leetcode-cn.com/problems/roman-to-integer		422983	806224
14	最长公共前缀	简单	0.336	https://leetcode-cn.com/problems/longest-common-prefix		472715	1407948
15	三数之和	中等	0.241	https://leetcode-cn.com/problems/3sum		558572	2321019
16	最接近的三数之和	中等	0.458	https://leetcode-cn.com/problems/3sum-closest		350184	765119
17	电话号码的字母组合	中等	0.417	https://leetcode-cn.com/problems/letter-combinations-of-a-phone-number		394313	945668
18	四数之和	中等	0.306	https://leetcode-cn.com/problems/4sum
19	删除链表的倒数第N个节点	中等	0.343	https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list
20	有效的括号	简单	0.366	https://leetcode-cn.com/problems/valid-parentheses		600931	1642960
21	合并两个有序链表	简单	0.474	https://leetcode-cn.com/problems/merge-two-sorted-lists		591500	1247176
22	括号生成	中等	0.551	https://leetcode-cn.com/problems/generate-parentheses		343615	623473
23	合并K个排序链表	困难	0.346	https://leetcode-cn.com/problems/merge-k-sorted-lists		395129	1141058
24	两两交换链表中的节点	中等	0.448	https://leetcode-cn.com/problems/swap-nodes-in-pairs		318606	710541
25	K 个一组翻转链表	困难	0.366	https://leetcode-cn.com/problems/reverse-nodes-in-k-group		186046	508786
26	删除排序数组中的重复项	简单	0.408	https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array		599790	1469613
27	移除元素	简单	0.446	https://leetcode-cn.com/problems/remove-element		416180	932365
28	实现strStr()	简单	0.321	https://leetcode-cn.com/problems/implement-strstr		433392	1350846
29	两数相除	中等	0.162	https://leetcode-cn.com/problems/divide-two-integers		197660	1223448
30	串联所有单词的子串	困难	0.236	https://leetcode-cn.com/problems/substring-with-concatenation-of-all-words		134061	567133
31	下一个排列	中等	0.305	https://leetcode-cn.com/problems/next-permutation		239912	786108
32	最长有效括号	困难	0.256	https://leetcode-cn.com/problems/longest-valid-parentheses		192060	751524
33	搜索旋转排序数组	中等	0.329	https://leetcode-cn.com/problems/search-in-rotated-sorted-array		419943	1276069
34	在排序数组中查找元素的第一个和最后一个位置	中等	0.336	https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array		304649	906177
35	搜索插入位置	简单	0.409	https://leetcode-cn.com/problems/search-insert-position		405923	992906
36	有效的数独	中等	0.432	https://leetcode-cn.com/problems/valid-sudoku		238282	551594
37	解数独	困难	0.371	https://leetcode-cn.com/problems/sudoku-solver		130216	350885
38	报数	简单	0.406	https://leetcode-cn.com/problems/count-and-say		285740	703570
39	组合总和	中等	0.487	https://leetcode-cn.com/problems/combination-sum		346716	711774
40	组合总和 II	中等	0.418	https://leetcode-cn.com/problems/combination-sum-ii		223149	534412
41	缺失的第一个正数	困难	0.289	https://leetcode-cn.com/problems/first-missing-positive		215074	743158
42	接雨水	困难	0.433	https://leetcode-cn.com/problems/trapping-rain-water		296767	685171
43	字符串相乘	中等	0.308	https://leetcode-cn.com/problems/multiply-strings		203117	660175
44	通配符匹配	困难	0.229	https://leetcode-cn.com/problems/wildcard-matching		177982	778669
45	跳跃游戏 II	困难	0.281	https://leetcode-cn.com/problems/jump-game-ii		171326	609431
46	全排列	中等	0.554	https://leetcode-cn.com/problems/permutations		383728	692968
47	全排列 II	中等	0.406	https://leetcode-cn.com/problems/permutations-ii		245431	603968
48	旋转图像	中等	0.487	https://leetcode-cn.com/problems/rotate-image		254488	522690
49	字母异位词分组	中等	0.47	https://leetcode-cn.com/problems/group-anagrams		341014	726004
50	Pow(x, n)	中等	0.28	https://leetcode-cn.com/problems/powx-n		323710	1156069
51	N皇后	困难	0.395	https://leetcode-cn.com/problems/n-queens		142692	361395
52	N皇后 II	困难	0.521	https://leetcode-cn.com/problems/n-queens-ii		100193	192224
53	最大子序和	简单	0.437	https://leetcode-cn.com/problems/maximum-subarray		538231	1232388
54	螺旋矩阵	中等	0.305	https://leetcode-cn.com/problems/spiral-matrix		236597	774710
55	跳跃游戏	中等	0.32	https://leetcode-cn.com/problems/jump-game		267040	835405
56	合并区间	中等	0.357	https://leetcode-cn.com/problems/merge-intervals		352931	988545
57	插入区间	困难	0.313	https://leetcode-cn.com/problems/insert-interval		178321	570455
58	最后一个单词的长度	简单	0.323	https://leetcode-cn.com/problems/length-of-last-word		270304	837588
59	螺旋矩阵 II	中等	0.467	https://leetcode-cn.com/problems/spiral-matrix-ii		137313	293784
60	第k个排列	中等	0.332	https://leetcode-cn.com/problems/permutation-sequence		138817	418558
61	旋转链表	中等	0.272	https://leetcode-cn.com/problems/rotate-list		193910	712863
62	不同路径	中等	0.477	https://leetcode-cn.com/problems/unique-paths		291580	611019
63	不同路径 II	中等	0.335	https://leetcode-cn.com/problems/unique-paths-ii		202512	604824
64	最小路径和	中等	0.47	https://leetcode-cn.com/problems/minimum-path-sum		232807	495166
65	有效数字	困难	0.14	https://leetcode-cn.com/problems/valid-number		124746	889486
66	加一	简单	0.413	https://leetcode-cn.com/problems/plus-one		396385	960132
67	二进制求和	简单	0.393	https://leetcode-cn.com/problems/add-binary		306137	779667
68	文本左右对齐	困难	0.234	https://leetcode-cn.com/problems/text-justification		97434	416955
69	x 的平方根	简单	0.314	https://leetcode-cn.com/problems/sqrtx		371336	1183154
70	爬楼梯	简单	0.442	https://leetcode-cn.com/problems/climbing-stairs		408843	923949
71	简化路径	中等	0.288	https://leetcode-cn.com/problems/simplify-path		151328	525012
72	编辑距离	困难	0.379	https://leetcode-cn.com/problems/edit-distance		175645	463819
73	矩阵置零	中等	0.399	https://leetcode-cn.com/problems/set-matrix-zeroes		211023	528935
74	搜索二维矩阵	中等	0.349	https://leetcode-cn.com/problems/search-a-2d-matrix		225466	645864
75	颜色分类	中等	0.423	https://leetcode-cn.com/problems/sort-colors		320969	759606
76	最小覆盖子串	困难	0.309	https://leetcode-cn.com/problems/minimum-window-substring		239645	775739
77	组合	中等	0.478	https://leetcode-cn.com/problems/combinations		204223	427066
78	子集	中等	0.53	https://leetcode-cn.com/problems/subsets		369736	697355
79	单词搜索	中等	0.314	https://leetcode-cn.com/problems/word-search		285661	910715
80	删除排序数组中的重复项 II	中等	0.404	https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array-ii		202894	501829
81	搜索旋转排序数组 II	中等	0.326	https://leetcode-cn.com/problems/search-in-rotated-sorted-array-ii		172641	529091
82	删除排序链表中的重复元素 II	中等	0.331	https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list-ii		183457	553944
83	删除排序链表中的重复元素	简单	0.427	https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list		331045	776117
84	柱状图中最大的矩形	困难	0.312	https://leetcode-cn.com/problems/largest-rectangle-in-histogram		175924	563103
85	最大矩形	困难	0.334	https://leetcode-cn.com/problems/maximal-rectangle		122394	366179
86	分隔链表	中等	0.373	https://leetcode-cn.com/problems/partition-list		164856	441521
87	扰乱字符串	困难	0.316	https://leetcode-cn.com/problems/scramble-string		90814	287052
88	合并两个有序数组	简单	0.358	https://leetcode-cn.com/problems/merge-sorted-array		368427	1028721
89	格雷编码	中等	0.458	https://leetcode-cn.com/problems/gray-code		134596	293597
90	子集 II	中等	0.425	https://leetcode-cn.com/problems/subsets-ii		204569	481131
91	解码方法	中等	0.224	https://leetcode-cn.com/problems/decode-ways		262911	1175744
92	反转链表 II	中等	0.35	https://leetcode-cn.com/problems/reverse-linked-list-ii		195888	559354
93	复原IP地址	中等	0.316	https://leetcode-cn.com/problems/restore-ip-addresses		140663	445710
94	二叉树的中序遍历	中等	0.568	https://leetcode-cn.com/problems/binary-tree-inorder-traversal		466503	821139
95	不同的二叉搜索树 II	中等	0.358	https://leetcode-cn.com/problems/unique-binary-search-trees-ii		139561	389824
96	不同的二叉搜索树	中等	0.463	https://leetcode-cn.com/problems/unique-binary-search-trees		200968	433659
97	交错字符串	困难	0.281	https://leetcode-cn.com/problems/interleaving-string		112206	399726
98	验证二叉搜索树	中等	0.258	https://leetcode-cn.com/problems/validate-binary-search-tree		410204	1591329
99	恢复二叉搜索树	困难	0.347	https://leetcode-cn.com/problems/recover-binary-search-tree		118624	341708
100	相同的树	简单	0.501	https://leetcode-cn.com/problems/same-tree		380739	760291
101	对称二叉树	简单	0.435	https://leetcode-cn.com/problems/symmetric-tree		405899	932639
102	二叉树的层次遍历	中等	0.486	https://leetcode-cn.com/problems/binary-tree-level-order-traversal		381591	784712
103	二叉树的锯齿形层次遍历	中等	0.419	https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal		221618	529396
104	二叉树的最大深度	简单	0.607	https://leetcode-cn.com/problems/maximum-depth-of-binary-tree		514118	847498
105	从前序与中序遍历序列构造二叉树	中等	0.413	https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal		225879	547042
106	从中序与后序遍历序列构造二叉树	中等	0.394	https://leetcode-cn.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal		154534	391884
107	二叉树的层次遍历 II	简单	0.469	https://leetcode-cn.com/problems/binary-tree-level-order-traversal-ii		227803	485659
108	将有序数组转换为二叉搜索树	简单	0.509	https://leetcode-cn.com/problems/convert-sorted-array-to-binary-search-tree		264760	520164
109	有序链表转换二叉搜索树	中等	0.41	https://leetcode-cn.com/problems/convert-sorted-list-to-binary-search-tree		177272	432892
110	平衡二叉树	简单	0.41	https://leetcode-cn.com/problems/balanced-binary-tree		323597	788282
111	二叉树的最小深度	简单	0.353	https://leetcode-cn.com/problems/minimum-depth-of-binary-tree		297249	841123
112	路径总和	简单	0.378	https://leetcode-cn.com/problems/path-sum		316547	836310
113	路径总和 II	中等	0.408	https://leetcode-cn.com/problems/path-sum-ii		233375	572390
114	二叉树展开为链表	中等	0.425	https://leetcode-cn.com/problems/flatten-binary-tree-to-linked-list		239440	563124
115	不同的子序列	困难	0.351	https://leetcode-cn.com/problems/distinct-subsequences		106874	304356
116	填充每个节点的下一个右侧节点指针	中等	0.38	https://leetcode-cn.com/problems/populating-next-right-pointers-in-each-node		246478	648490
117	填充每个节点的下一个右侧节点指针 II	中等	0.345	https://leetcode-cn.com/problems/populating-next-right-pointers-in-each-node-ii		184464	535094
118	杨辉三角	简单	0.462	https://leetcode-cn.com/problems/pascals-triangle		255901	554263
119	杨辉三角 II	简单	0.437	https://leetcode-cn.com/problems/pascals-triangle-ii		205192	469511
120	三角形最小路径和	中等	0.395	https://leetcode-cn.com/problems/triangle		182962	463721
121	买卖股票的最佳时机	简单	0.473	https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock		505415	1067673
122	买卖股票的最佳时机 II	简单	0.52	https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii		328055	630537
123	买卖股票的最佳时机 III	困难	0.338	https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii		150126	444767
124	二叉树中的最大路径和	困难	0.301	https://leetcode-cn.com/problems/binary-tree-maximum-path-sum		194454	646103
125	验证回文串	简单	0.312	https://leetcode-cn.com/problems/valid-palindrome		359040	1150229
126	单词接龙 II	困难	0.178	https://leetcode-cn.com/problems/word-ladder-ii
127	单词接龙	中等	0.241	https://leetcode-cn.com/problems/word-ladder		260866	1080154
128	最长连续序列	困难	0.418	https://leetcode-cn.com/problems/longest-consecutive-sequence		208987	500461
129	求根到叶子节点数字之和	中等	0.426	https://leetcode-cn.com/problems/sum-root-to-leaf-numbers		186234	437356
130	被围绕的区域	中等	0.229	https://leetcode-cn.com/problems/surrounded-regions		146087	636760
131	分割回文串	中等	0.41	https://leetcode-cn.com/problems/palindrome-partitioning		165022	402356
132	分割回文串 II	困难	0.275	https://leetcode-cn.com/problems/palindrome-partitioning-ii		103459	376588
133	克隆图	中等	0.267	https://leetcode-cn.com/problems/clone-graph		218674	819726
134	加油站	中等	0.339	https://leetcode-cn.com/problems/gas-station		144487	425971
135	分发糖果	困难	0.284	https://leetcode-cn.com/problems/candy		103036	362231
136	只出现一次的数字	简单	0.603	https://leetcode-cn.com/problems/single-number		467518	775808
137	只出现一次的数字 II	中等	0.46	https://leetcode-cn.com/problems/single-number-ii		167411	363803
138	复制带随机指针的链表	中等	0.273	https://leetcode-cn.com/problems/copy-list-with-random-pointer		249269	913960
139	单词拆分	中等	0.354	https://leetcode-cn.com/problems/word-break		340169	960364
140	单词拆分 II	困难	0.274	https://leetcode-cn.com/problems/word-break-ii		159718	583599
141	环形链表	简单	0.37	https://leetcode-cn.com/problems/linked-list-cycle		409161	1105058
142	环形链表 II	中等	0.322	https://leetcode-cn.com/problems/linked-list-cycle-ii		216705	673242
143	重排链表	中等	0.31	https://leetcode-cn.com/problems/reorder-list		155946	503693
144	二叉树的前序遍历	中等	0.515	https://leetcode-cn.com/problems/binary-tree-preorder-traversal		341170	663093
145	二叉树的后序遍历	困难	0.486	https://leetcode-cn.com/problems/binary-tree-postorder-traversal		262277	539316
146	LRU缓存机制	中等	0.256	https://leetcode-cn.com/problems/lru-cache		301470	1176622
147	对链表进行插入排序	中等	0.374	https://leetcode-cn.com/problems/insertion-sort-list		150245	402070
148	排序链表	中等	0.355	https://leetcode-cn.com/problems/sort-list		186556	525403
149	直线上最多的点数	困难	0.158	https://leetcode-cn.com/problems/max-points-on-a-line		120499	763156
150	逆波兰表达式求值	中等	0.323	https://leetcode-cn.com/problems/evaluate-reverse-polish-notation		163569	506273
151	翻转字符串里的单词	中等	0.168	https://leetcode-cn.com/problems/reverse-words-in-a-string		282948	1681517
152	乘积最大子序列	中等	0.293	https://leetcode-cn.com/problems/maximum-product-subarray		212597	725173
153	寻找旋转排序数组中的最小值	中等	0.43	https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array		285911	664899
154	寻找旋转排序数组中的最小值 II	困难	0.394	https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array-ii		131151	333194
155	最小栈	简单	0.372	https://leetcode-cn.com/problems/min-stack		304622	819452
156	上下翻转二叉树	中等	0.508	https://leetcode-cn.com/problems/binary-tree-upside-down	Lock
157	用 Read4 读取 N 个字符	简单	0.295	https://leetcode-cn.com/problems/read-n-characters-given-read4	Lock
158	用 Read4 读取 N 个字符 II	困难	0.264	https://leetcode-cn.com/problems/read-n-characters-given-read4-ii-call-multiple-times	Lock
159	至多包含两个不同字符的最长子串	困难	0.471	https://leetcode-cn.com/problems/longest-substring-with-at-most-two-distinct-characters	Lock
160	相交链表	简单	0.34	https://leetcode-cn.com/problems/intersection-of-two-linked-lists		307236	903803
161	相隔为 1 的编辑距离	中等	0.317	https://leetcode-cn.com/problems/one-edit-distance	Lock
162	寻找峰值	中等	0.413	https://leetcode-cn.com/problems/find-peak-element		240011	581446
163	缺失的区间	中等	0.232	https://leetcode-cn.com/problems/missing-ranges	Lock
164	最大间距	困难	0.326	https://leetcode-cn.com/problems/maximum-gap		70370	216048
165	比较版本号	中等	0.236	https://leetcode-cn.com/problems/compare-version-numbers		137707	582511
166	分数到小数	中等	0.195	https://leetcode-cn.com/problems/fraction-to-recurring-decimal		88276	452855
167	两数之和 II - 输入有序数组	简单	0.504	https://leetcode-cn.com/problems/two-sum-ii-input-array-is-sorted		249776	495092
168	Excel表列名称	简单	0.29	https://leetcode-cn.com/problems/excel-sheet-column-title		173159	596774
169	求众数	简单	0.528	https://leetcode-cn.com/problems/majority-element		387300	734045
170	两数之和 III - 数据结构设计	简单	0.305	https://leetcode-cn.com/problems/two-sum-iii-data-structure-design	Lock
171	Excel表列序号	简单	0.516	https://leetcode-cn.com/problems/excel-sheet-column-number		221301	428990
172	阶乘后的零	简单	0.374	https://leetcode-cn.com/problems/factorial-trailing-zeroes
173	二叉搜索树迭代器	中等	0.488	https://leetcode-cn.com/problems/binary-search-tree-iterator		206141	422642
174	地下城游戏	困难	0.272	https://leetcode-cn.com/problems/dungeon-game		66375	244279
175	组合两个表	简单	0.52	https://leetcode-cn.com/problems/combine-two-tables		164200	316036
176	第二高的薪水	简单	0.273	https://leetcode-cn.com/problems/second-highest-salary/		132926	487169
177	第N高的薪水	中等	0.264	https://leetcode-cn.com/problems/nth-highest-salary		66141	250748
178	分数排名	中等	0.367	https://leetcode-cn.com/problems/rank-scores		64464	175436
179	最大数	中等	0.258	https://leetcode-cn.com/problems/largest-number		130260	504016
180	连续出现的数字	中等	0.337	https://leetcode-cn.com/problems/consecutive-numbers		54839	162517
181	超过经理收入的员工	简单	0.486	https://leetcode-cn.com/problems/employees-earning-more-than-their-managers		111266	229097
182	查找重复的电子邮箱	简单	0.549	https://leetcode-cn.com/problems/duplicate-emails		115785	211016
183	从不订购的客户	简单	0.45	https://leetcode-cn.com/problems/customers-who-never-order		104708	232894
184	部门工资最高的员工	中等	0.29	https://leetcode-cn.com/problems/department-highest-salary		64750	222997
185	部门工资前三高的员工	困难	0.26	https://leetcode-cn.com/problems/department-top-three-salaries		44117	169325
186	翻转字符串里的单词 II	中等	0.378	https://leetcode-cn.com/problems/reverse-words-in-a-string-ii	Lock
187	重复的DNA序列	中等	0.361	https://leetcode-cn.com/problems/repeated-dna-sequences		126395	350025
188	买卖股票的最佳时机 IV	困难	0.264	https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iv		87539	331979
189	旋转数组	简单	0.302	https://leetcode-cn.com/problems/rotate-array		301651	998440
190	颠倒二进制位	简单	0.314	https://leetcode-cn.com/problems/reverse-bits		182932	581809
191	位1的个数	简单	0.433	https://leetcode-cn.com/problems/number-of-1-bits		259873	599914
192	统计词频	中等	0.268	https://leetcode-cn.com/problems/word-frequency		18975	70788
193	有效电话号码	简单	0.251	https://leetcode-cn.com/problems/valid-phone-numbers		24804	98678
194	转置文件	中等	0.228	https://leetcode-cn.com/problems/transpose-file		9803	43003
195	第十行	简单	0.339	https://leetcode-cn.com/problems/tenth-line		38645	114037
196	删除重复的电子邮箱	简单	0.33	https://leetcode-cn.com/problems/delete-duplicate-emails		72723	220699
197	上升的温度	简单	0.348	https://leetcode-cn.com/problems/rising-temperature		77853	223349
198	打家劫舍	简单	0.41	https://leetcode-cn.com/problems/house-robber		323971	789317
199	二叉树的右视图	中等	0.481	https://leetcode-cn.com/problems/binary-tree-right-side-view		169626	352996
200	岛屿数量	中等	0.416	https://leetcode-cn.com/problems/number-of-islands		359570	863720
201	数字范围按位与	中等	0.359	https://leetcode-cn.com/problems/bitwise-and-of-numbers-range		82007	228126
202	快乐数	简单	0.453	https://leetcode-cn.com/problems/happy-number		235488	519548
203	移除链表元素	简单	0.358	https://leetcode-cn.com/problems/remove-linked-list-elements		227052	633633
204	计数质数	简单	0.291	https://leetcode-cn.com/problems/count-primes		239109	822901
205	同构字符串	简单	0.374	https://leetcode-cn.com/problems/isomorphic-strings		205266	548622
206	反转链表	简单	0.549	https://leetcode-cn.com/problems/reverse-linked-list		595945	1085353
207	课程表	中等	0.379	https://leetcode-cn.com/problems/course-schedule		219392	578104
208	实现 Trie (前缀树)	中等	0.386	https://leetcode-cn.com/problems/implement-trie-prefix-tree		180632	467385
209	长度最小的子数组	中等	0.349	https://leetcode-cn.com/problems/minimum-size-subarray-sum		178433	510799
210	课程表 II	中等	0.349	https://leetcode-cn.com/problems/course-schedule-ii		149240	427063
211	添加与搜索单词 - 数据结构设计	中等	0.304	https://leetcode-cn.com/problems/add-and-search-word-data-structure-design		115718	380117
212	单词搜索 II	困难	0.288	https://leetcode-cn.com/problems/word-search-ii		113794	395524
213	打家劫舍 II	中等	0.353	https://leetcode-cn.com/problems/house-robber-ii		116613	330435
214	最短回文串	困难	0.276	https://leetcode-cn.com/problems/shortest-palindrome		75151	272079
215	数组中的第K个最大元素	中等	0.48	https://leetcode-cn.com/problems/kth-largest-element-in-an-array		378568	789180
216	组合总和 III	中等	0.517	https://leetcode-cn.com/problems/combination-sum-iii		122657	237483
217	存在重复元素	简单	0.52	https://leetcode-cn.com/problems/contains-duplicate		339136	651567
218	天际线问题	困难	0.317	https://leetcode-cn.com/problems/the-skyline-problem		93192	293847
219	存在重复元素 II	简单	0.353	https://leetcode-cn.com/problems/contains-duplicate-ii		199160	563486
220	存在重复元素 III	中等	0.198	https://leetcode-cn.com/problems/contains-duplicate-iii		92862	470055
221	最大正方形	中等	0.331	https://leetcode-cn.com/problems/maximal-square		131063	395918
222	完全二叉树的节点个数	中等	0.338	https://leetcode-cn.com/problems/count-complete-tree-nodes		122059	360642
223	矩形面积	中等	0.359	https://leetcode-cn.com/problems/rectangle-area
224	基本计算器	困难	0.328	https://leetcode-cn.com/problems/basic-calculator		108113	329569
225	用队列实现栈	简单	0.394	https://leetcode-cn.com/problems/implement-stack-using-queues		130230	330806
226	翻转二叉树	简单	0.583	https://leetcode-cn.com/problems/invert-binary-tree		328740	563606
227	基本计算器 II	中等	0.335	https://leetcode-cn.com/problems/basic-calculator-ii		110563	329657
228	汇总区间	中等	0.36	https://leetcode-cn.com/problems/summary-ranges		132059	366752
229	求众数 II	中等	0.322	https://leetcode-cn.com/problems/majority-element-ii		101659	316167
230	二叉搜索树中第K小的元素	中等	0.516	https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst		225536	437014
231	2的幂	简单	0.42	https://leetcode-cn.com/problems/power-of-two		229786	547370
232	用栈实现队列	简单	0.434	https://leetcode-cn.com/problems/implement-queue-using-stacks
233	数字 1 的个数	困难	0.302	https://leetcode-cn.com/problems/number-of-digit-one		41100	135959
234	回文链表	简单	0.362	https://leetcode-cn.com/problems/palindrome-linked-list		262098	724868
235	二叉搜索树的最近公共祖先	简单	0.448	https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-search-tree		284015	633770
236	二叉树的最近公共祖先	中等	0.375	https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree		281559	751392
237	删除链表中的节点	简单	0.537	https://leetcode-cn.com/problems/delete-node-in-a-linked-list		287831	535873
238	除自身以外数组的乘积	中等	0.552	https://leetcode-cn.com/problems/product-of-array-except-self		260713	472610
239	滑动窗口最大值	困难	0.383	https://leetcode-cn.com/problems/sliding-window-maximum		160235	418910
240	搜索二维矩阵 II	中等	0.409	https://leetcode-cn.com/problems/search-a-2d-matrix-ii		181760	444447
241	为运算表达式设计优先级	中等	0.5	https://leetcode-cn.com/problems/different-ways-to-add-parentheses		73859	147687
242	有效的字母异位词	简单	0.523	https://leetcode-cn.com/problems/valid-anagram		343415	656874
243	最短单词距离	简单	0.574	https://leetcode-cn.com/problems/shortest-word-distance	Lock
244	最短单词距离 II	中等	0.474	https://leetcode-cn.com/problems/shortest-word-distance-ii	Lock
245	最短单词距离 III	中等	0.534	https://leetcode-cn.com/problems/shortest-word-distance-iii	Lock
246	中心对称数	简单	0.423	https://leetcode-cn.com/problems/strobogrammatic-number	Lock
247	中心对称数 II	中等	0.444	https://leetcode-cn.com/problems/strobogrammatic-number-ii	Lock
248	中心对称数 III	困难	0.366	https://leetcode-cn.com/problems/strobogrammatic-number-iii	Lock
249	移位字符串分组	中等	0.489	https://leetcode-cn.com/problems/group-shifted-strings	Lock
250	统计同值子树	中等	0.488	https://leetcode-cn.com/problems/count-univalue-subtrees	Lock
251	展开二维向量	中等	0.438	https://leetcode-cn.com/problems/flatten-2d-vector	Lock
252	会议室	简单	0.521	https://leetcode-cn.com/problems/meeting-rooms	Lock
253	会议室 II	中等	0.429	https://leetcode-cn.com/problems/meeting-rooms-ii	Lock
254	因子的组合	中等	0.444	https://leetcode-cn.com/problems/factor-combinations	Lock
255	验证前序遍历序列二叉搜索树	中等	0.436	https://leetcode-cn.com/problems/verify-preorder-sequence-in-binary-search-tree	Lock
256	粉刷房子	简单	0.49	https://leetcode-cn.com/problems/paint-house	Lock
257	二叉树的所有路径	简单	0.461	https://leetcode-cn.com/problems/binary-tree-paths		227984	494493
258	各位相加	简单	0.542	https://leetcode-cn.com/problems/add-digits		239360	441927
259	较小的三数之和	中等	0.449	https://leetcode-cn.com/problems/3sum-smaller	Lock
260	只出现一次的数字 III	中等	0.571	https://leetcode-cn.com/problems/single-number-iii		107435	188169
261	以图判树	中等	0.399	https://leetcode-cn.com/problems/graph-valid-tree	Lock
262	行程和用户	困难	0.251	https://leetcode-cn.com/problems/trips-and-users		33806	134434
263	丑数	简单	0.406	https://leetcode-cn.com/problems/ugly-number		157908	388621
264	丑数 II	中等	0.364	https://leetcode-cn.com/problems/ugly-number-ii		105097	288351
265	粉刷房子 II	困难	0.416	https://leetcode-cn.com/problems/paint-house-ii	Lock
266	回文排列	简单	0.601	https://leetcode-cn.com/problems/palindrome-permutation	Lock
267	回文排列 II	中等	0.337	https://leetcode-cn.com/problems/palindrome-permutation-ii	Lock
268	缺失数字	简单	0.485	https://leetcode-cn.com/problems/missing-number
269	火星词典	困难	0.31	https://leetcode-cn.com/problems/alien-dictionary	Lock
270	最接近的二叉搜索树值	简单	0.439	https://leetcode-cn.com/problems/closest-binary-search-tree-value	Lock
271	字符串的编码与解码	中等	0.268	https://leetcode-cn.com/problems/encode-and-decode-strings	Lock
272	最接近的二叉搜索树值 II	困难	0.451	https://leetcode-cn.com/problems/closest-binary-search-tree-value-ii	Lock
273	整数转换英文表示	困难	0.244	https://leetcode-cn.com/problems/integer-to-english-words		104069	426844
274	H指数	中等	0.346	https://leetcode-cn.com/problems/h-index		123111	355625
275	H指数 II	中等	0.355	https://leetcode-cn.com/problems/h-index-ii		80149	225940
276	栅栏涂色	简单	0.365	https://leetcode-cn.com/problems/paint-fence	Lock
277	搜寻名人	中等	0.369	https://leetcode-cn.com/problems/find-the-celebrity	Lock
278	第一个错误的版本	简单	0.3	https://leetcode-cn.com/problems/first-bad-version		225063	748967
279	完全平方数	中等	0.42	https://leetcode-cn.com/problems/perfect-squares		184569	439214
280	摆动排序	中等	0.611	https://leetcode-cn.com/problems/wiggle-sort	Lock
281	锯齿迭代器	中等	0.56	https://leetcode-cn.com/problems/zigzag-iterator	Lock
282	给表达式添加运算符	困难	0.328	https://leetcode-cn.com/problems/expression-add-operators		68985	210318
283	移动零	简单	0.544	https://leetcode-cn.com/problems/move-zeroes		470951	865800
284	顶端迭代器	中等	0.407	https://leetcode-cn.com/problems/peeking-iterator
285	二叉搜索树中的顺序后继	中等	0.348	https://leetcode-cn.com/problems/inorder-successor-in-bst	Lock
286	墙与门	中等	0.496	https://leetcode-cn.com/problems/walls-and-gates	Lock
287	寻找重复数	中等	0.497	https://leetcode-cn.com/problems/find-the-duplicate-number		191477	385092
288	单词的唯一缩写	中等	0.2	https://leetcode-cn.com/problems/unique-word-abbreviation	Lock
289	生命游戏	中等	0.455	https://leetcode-cn.com/problems/game-of-life		113975	250244
290	单词规律	简单	0.351	https://leetcode-cn.com/problems/word-pattern		141647	404071
291	单词规律 II	困难	0.409	https://leetcode-cn.com/problems/word-pattern-ii	Lock
292	Nim 游戏	简单	0.557	https://leetcode-cn.com/problems/nim-game		184705	331871
293	翻转游戏	简单	0.589	https://leetcode-cn.com/problems/flip-game	Lock
294	翻转游戏 II	中等	0.483	https://leetcode-cn.com/problems/flip-game-ii	Lock
295	数据流的中位数	困难	0.367	https://leetcode-cn.com/problems/find-median-from-data-stream		109274	297395
296	最佳的碰头地点	困难	0.549	https://leetcode-cn.com/problems/best-meeting-point	Lock
297	二叉树的序列化与反序列化	困难	0.41	https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree		185764	452648
298	二叉树最长连续序列	中等	0.441	https://leetcode-cn.com/problems/binary-tree-longest-consecutive-sequence	Lock
299	猜数字游戏	中等	0.395	https://leetcode-cn.com/problems/bulls-and-cows		97374	246262
300	最长上升子序列	中等	0.409	https://leetcode-cn.com/problems/longest-increasing-subsequence		224619	549735
301	删除无效的括号	困难	0.394	https://leetcode-cn.com/problems/remove-invalid-parentheses		125815	319552
302	包含全部黑色像素的最小矩形	困难	0.493	https://leetcode-cn.com/problems/smallest-rectangle-enclosing-black-pixels	Lock
303	区域和检索 - 数组不可变	简单	0.381	https://leetcode-cn.com/problems/range-sum-query-immutable		139408	366039
304	二维区域和检索 - 矩阵不可变	中等	0.324	https://leetcode-cn.com/problems/range-sum-query-2d-immutable		70032	216243
305	岛屿数量 II	困难	0.419	https://leetcode-cn.com/problems/number-of-islands-ii	Lock
306	累加数	中等	0.284	https://leetcode-cn.com/problems/additive-number		40716	143584
307	区域和检索 - 数组可修改	中等	0.288	https://leetcode-cn.com/problems/range-sum-query-mutable		72200	251042
308	二维区域和检索 - 可变	困难	0.32	https://leetcode-cn.com/problems/range-sum-query-2d-mutable	Lock
309	最佳买卖股票时机含冷冻期	中等	0.441	https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-with-cooldown		91921	208519
310	最小高度树	中等	0.302	https://leetcode-cn.com/problems/minimum-height-trees		64974	215314
311	稀疏矩阵的乘法	中等	0.564	https://leetcode-cn.com/problems/sparse-matrix-multiplication	Lock
312	戳气球	困难	0.473	https://leetcode-cn.com/problems/burst-balloons		64005	135188
313	超级丑数	中等	0.414	https://leetcode-cn.com/problems/super-ugly-number		60375	145691
314	二叉树的垂直遍历	中等	0.41	https://leetcode-cn.com/problems/binary-tree-vertical-order-traversal	Lock
315	计算右侧小于当前元素的个数	困难	0.382	https://leetcode-cn.com/problems/count-of-smaller-numbers-after-self
316	去除重复字母	困难	0.325	https://leetcode-cn.com/problems/remove-duplicate-letters		57118	175459
317	离建筑物最近的距离	困难	0.378	https://leetcode-cn.com/problems/shortest-distance-from-all-buildings	Lock
318	最大单词长度乘积	中等	0.485	https://leetcode-cn.com/problems/maximum-product-of-word-lengths		79817	164531
319	灯泡开关	中等	0.44	https://leetcode-cn.com/problems/bulb-switcher		59577	135531
320	列举单词的全部缩写	中等	0.488	https://leetcode-cn.com/problems/generalized-abbreviation	Lock
321	拼接最大数	困难	0.254	https://leetcode-cn.com/problems/create-maximum-number		30470	119909
322	零钱兑换	中等	0.305	https://leetcode-cn.com/problems/coin-change		198733	651506
323	无向图中连通分量的数目	中等	0.521	https://leetcode-cn.com/problems/number-of-connected-components-in-an-undirected-graph	Lock
324	摆动排序 II	中等	0.28	https://leetcode-cn.com/problems/wiggle-sort-ii		59799	213622
325	和等于 k 的最长子数组长度	中等	0.447	https://leetcode-cn.com/problems/maximum-size-subarray-sum-equals-k	Lock
326	3的幂	简单	0.417	https://leetcode-cn.com/problems/power-of-three		185390	444844
327	区间和的个数	困难	0.328	https://leetcode-cn.com/problems/count-of-range-sum		31661	96599
328	奇偶链表	中等	0.493	https://leetcode-cn.com/problems/odd-even-linked-list		148679	301741
329	矩阵中的最长递增路径	困难	0.401	https://leetcode-cn.com/problems/longest-increasing-path-in-a-matrix		88164	219955
330	按要求补齐数组	困难	0.334	https://leetcode-cn.com/problems/patching-array		31337	93916
331	验证二叉树的前序序列化	中等	0.386	https://leetcode-cn.com/problems/verify-preorder-serialization-of-a-binary-tree		58416	151187
332	重新安排行程	中等	0.315	https://leetcode-cn.com/problems/reconstruct-itinerary		79934	253540
333	最大 BST 子树	中等	0.331	https://leetcode-cn.com/problems/largest-bst-subtree	Lock
334	递增的三元子序列	中等	0.396	https://leetcode-cn.com/problems/increasing-triplet-subsequence		93183	235377
335	路径交叉	困难	0.27	https://leetcode-cn.com/problems/self-crossing		19232	71182
336	回文对	困难	0.31	https://leetcode-cn.com/problems/palindrome-pairs		70097	225957
337	打家劫舍 III	中等	0.481	https://leetcode-cn.com/problems/house-robber-iii		103453	215013
338	比特位计数	中等	0.648	https://leetcode-cn.com/problems/counting-bits		169300	261403
339	嵌套列表权重和	简单	0.683	https://leetcode-cn.com/problems/nested-list-weight-sum	Lock
340	至多包含 K 个不同字符的最长子串	困难	0.398	https://leetcode-cn.com/problems/longest-substring-with-at-most-k-distinct-characters	Lock
341	扁平化嵌套列表迭代器	中等	0.48	https://leetcode-cn.com/problems/flatten-nested-list-iterator		111241	231723
342	4的幂	简单	0.403	https://leetcode-cn.com/problems/power-of-four		114134	283302
343	整数拆分	中等	0.478	https://leetcode-cn.com/problems/integer-break		79800	166852
344	反转字符串	简单	0.633	https://leetcode-cn.com/problems/reverse-string		433199	683882
345	反转字符串中的元音字母	简单	0.415	https://leetcode-cn.com/problems/reverse-vowels-of-a-string		156726	377412
346	数据流中的移动平均值	简单	0.664	https://leetcode-cn.com/problems/moving-average-from-data-stream	Lock
347	前K个高频元素	中等	0.55	https://leetcode-cn.com/problems/top-k-frequent-elements/		207779	377562
348	判定井字棋胜负	中等	0.498	https://leetcode-cn.com/problems/design-tic-tac-toe	Lock
349	两个数组的交集	简单	0.548	https://leetcode-cn.com/problems/intersection-of-two-arrays		222242	405575
350	两个数组的交集 II	简单	0.479	https://leetcode-cn.com/problems/intersection-of-two-arrays-ii		203978	425859
351	安卓系统手势解锁	中等	0.459	https://leetcode-cn.com/problems/android-unlock-patterns	Lock
352	将数据流变为多个不相交区间	困难	0.435	https://leetcode-cn.com/problems/data-stream-as-disjoint-intervals		24200	55586
353	贪吃蛇	中等	0.305	https://leetcode-cn.com/problems/design-snake-game	Lock
354	俄罗斯套娃信封问题	困难	0.34	https://leetcode-cn.com/problems/russian-doll-envelopes		44871	132117
355	设计推特	中等	0.274	https://leetcode-cn.com/problems/design-twitter		34584	126290
356	直线镜像	中等	0.309	https://leetcode-cn.com/problems/line-reflection	Lock
357	计算各个位数不同的数字个数	中等	0.469	https://leetcode-cn.com/problems/count-numbers-with-unique-digits		61878	131818
358	K 距离间隔重排字符串	困难	0.328	https://leetcode-cn.com/problems/rearrange-string-k-distance-apart	Lock
359	日志速率限制器	简单	0.652	https://leetcode-cn.com/problems/logger-rate-limiter	Lock
360	有序转化数组	中等	0.468	https://leetcode-cn.com/problems/sort-transformed-array	Lock
361	轰炸敌人	中等	0.434	https://leetcode-cn.com/problems/bomb-enemy	Lock
362	敲击计数器	中等	0.59	https://leetcode-cn.com/problems/design-hit-counter	Lock
363	矩形区域不超过 K 的最大数值和	困难	0.351	https://leetcode-cn.com/problems/max-sum-of-rectangle-no-larger-than-k
364	加权嵌套序列和 II	中等	0.578	https://leetcode-cn.com/problems/nested-list-weight-sum-ii	Lock
365	水壶问题	中等	0.289	https://leetcode-cn.com/problems/water-and-jug-problem		28014	96770
366	寻找完全二叉树的叶子节点	中等	0.658	https://leetcode-cn.com/problems/find-leaves-of-binary-tree	Lock
367	有效的完全平方数	简单	0.398	https://leetcode-cn.com/problems/valid-perfect-square		111359	279569
368	最大整除子集	中等	0.348	https://leetcode-cn.com/problems/largest-divisible-subset		46642	133944
369	给单链表加一	中等	0.562	https://leetcode-cn.com/problems/plus-one-linked-list	Lock
370	区间加法	中等	0.605	https://leetcode-cn.com/problems/range-addition	Lock
371	两整数之和	简单	0.509	https://leetcode-cn.com/problems/sum-of-two-integers		135304	265734
372	超级次方	中等	0.356	https://leetcode-cn.com/problems/super-pow		27728	77793
373	查找和最小的K对数字	中等	0.339	https://leetcode-cn.com/problems/find-k-pairs-with-smallest-sums		66831	197410
374	猜数字大小	简单	0.395	https://leetcode-cn.com/problems/guess-number-higher-or-lower		107929	273235
375	猜数字大小 II	中等	0.377	https://leetcode-cn.com/problems/guess-number-higher-or-lower-ii		44229	117237
376	摆动序列	中等	0.375	https://leetcode-cn.com/problems/wiggle-subsequence		47972	128052
377	组合总和 Ⅳ	中等	0.437	https://leetcode-cn.com/problems/combination-sum-iv		85584	195709
378	有序矩阵中第K小的元素	中等	0.495	https://leetcode-cn.com/problems/kth-smallest-element-in-a-sorted-matrix		110291	222718
379	电话目录管理系统	中等	0.414	https://leetcode-cn.com/problems/design-phone-directory	Lock
380	常数时间插入、删除和获取随机元素	中等	0.429	https://leetcode-cn.com/problems/insert-delete-getrandom-o1		114884	268005
381	O(1) 时间插入、删除和获取随机元素 - 允许重复	困难	0.32	https://leetcode-cn.com/problems/insert-delete-getrandom-o1-duplicates-allowed		42245	132080
382	链表随机节点	中等	0.493	https://leetcode-cn.com/problems/linked-list-random-node		53054	107549
383	赎金信	简单	0.499	https://leetcode-cn.com/problems/ransom-note		112717	225718
384	打乱数组	中等	0.501	https://leetcode-cn.com/problems/shuffle-an-array		77360	154457
385	迷你语法分析器	中等	0.319	https://leetcode-cn.com/problems/mini-parser
386	字典序排数	中等	0.462	https://leetcode-cn.com/problems/lexicographical-numbers		40410	87449
387	字符串中的第一个唯一字符	简单	0.501	https://leetcode-cn.com/problems/first-unique-character-in-a-string		271589	542081
388	文件的最长绝对路径	中等	0.392	https://leetcode-cn.com/problems/longest-absolute-file-path		64685	164927
389	找不同	简单	0.531	https://leetcode-cn.com/problems/find-the-difference		145679	274249
390	消除游戏	中等	0.434	https://leetcode-cn.com/problems/elimination-game
391	完美矩形	困难	0.282	https://leetcode-cn.com/problems/perfect-rectangle		18400	65200
392	判断子序列	中等	0.468	https://leetcode-cn.com/problems/is-subsequence		88841	189822
393	UTF-8 编码验证	中等	0.359	https://leetcode-cn.com/problems/utf-8-validation		35522	98936
394	字符串解码	中等	0.45	https://leetcode-cn.com/problems/decode-string		104762	232840
395	至少有K个重复字符的最长子串	中等	0.387	https://leetcode-cn.com/problems/longest-substring-with-at-least-k-repeating-characters		47625	122981
396	旋转函数	中等	0.351	https://leetcode-cn.com/problems/rotate-function		35067	99808
397	整数替换	中等	0.314	https://leetcode-cn.com/problems/integer-replacement		40698	129419
398	随机数索引	中等	0.5	https://leetcode-cn.com/problems/random-pick-index		55860	111611
399	除法求值	中等	0.476	https://leetcode-cn.com/problems/evaluate-division		80659	169421
400	第N个数字	简单	0.303	https://leetcode-cn.com/problems/nth-digit		47842	157698
401	二进制手表	简单	0.453	https://leetcode-cn.com/problems/binary-watch		64055	141295
402	移掉K位数字	中等	0.267	https://leetcode-cn.com/problems/remove-k-digits		61156	229255
403	青蛙过河	困难	0.362	https://leetcode-cn.com/problems/frog-jump		51761	143068
404	左叶子之和	简单	0.491	https://leetcode-cn.com/problems/sum-of-left-leaves		126877	258180
405	数字转换为十六进制数	简单	0.419	https://leetcode-cn.com/problems/convert-a-number-to-hexadecimal		47710	113745
406	根据身高重建队列	中等	0.599	https://leetcode-cn.com/problems/queue-reconstruction-by-height		79934	133470
407	接雨水 II	困难	0.393	https://leetcode-cn.com/problems/trapping-rain-water-ii		27313	69475
408	有效单词缩写	简单	0.295	https://leetcode-cn.com/problems/valid-word-abbreviation	Lock
409	最长回文串	简单	0.481	https://leetcode-cn.com/problems/longest-palindrome		97782	203409
410	分割数组的最大值	困难	0.425	https://leetcode-cn.com/problems/split-array-largest-sum		42508	100071
411	最短特异单词缩写	困难	0.35	https://leetcode-cn.com/problems/minimum-unique-word-abbreviation	Lock
412	Fizz Buzz	简单	0.596	https://leetcode-cn.com/problems/fizz-buzz		206192	346197
413	等差数列划分	中等	0.559	https://leetcode-cn.com/problems/arithmetic-slices		63012	112777
414	第三大的数	简单	0.29	https://leetcode-cn.com/problems/third-maximum-number		93202	321311
415	字符串相加	简单	0.437	https://leetcode-cn.com/problems/add-strings		97443	222811
416	分割等和子集	中等	0.407	https://leetcode-cn.com/problems/partition-equal-subset-sum		88070	216395
417	太平洋大西洋水流问题	中等	0.375	https://leetcode-cn.com/problems/pacific-atlantic-water-flow		44373	118317
418	屏幕可显示句子的数量	中等	0.311	https://leetcode-cn.com/problems/sentence-screen-fitting	Lock
419	甲板上的战舰	中等	0.658	https://leetcode-cn.com/problems/battleships-in-a-board		62679	95273
420	强密码检验器	困难	0.173	https://leetcode-cn.com/problems/strong-password-checker		6391	36863
421	数组中两个数的最大异或值	中等	0.511	https://leetcode-cn.com/problems/maximum-xor-of-two-numbers-in-an-array		37237	72831
422	有效的单词方块	简单	0.365	https://leetcode-cn.com/problems/valid-word-square	Lock
423	从英文中重建数字	中等	0.456	https://leetcode-cn.com/problems/reconstruct-original-digits-from-english		19168	42017
424	替换后的最长重复字符	中等	0.442	https://leetcode-cn.com/problems/longest-repeating-character-replacement		31511	71344
425	单词方块	困难	0.443	https://leetcode-cn.com/problems/word-squares	Lock
426	将二叉搜索树转化为排序的双向链表	中等	0.523	https://leetcode-cn.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list	Lock
427	建立四叉树	简单	0.57	https://leetcode-cn.com/problems/construct-quad-tree		11551	20278
428	序列化和反序列化 N 叉树	困难	0.539	https://leetcode-cn.com/problems/serialize-and-deserialize-n-ary-tree	Lock
429	N叉树的层序遍历	简单	0.596	https://leetcode-cn.com/problems/n-ary-tree-level-order-traversal		33485	56210
430	扁平化多级双向链表	中等	0.424	https://leetcode-cn.com/problems/flatten-a-multilevel-doubly-linked-list		23072	54429
431	将 N 叉树编码为二叉树	困难	0.636	https://leetcode-cn.com/problems/encode-n-ary-tree-to-binary-tree	Lock
432	全 O(1) 的数据结构	困难	0.296	https://leetcode-cn.com/problems/all-oone-data-structure		18456	62399
433	最小基因变化	中等	0.382	https://leetcode-cn.com/problems/minimum-genetic-mutation		21582	56569
434	字符串中的单词数	简单	0.369	https://leetcode-cn.com/problems/number-of-segments-in-a-string		56144	152065
435	无重叠区间	中等	0.416	https://leetcode-cn.com/problems/non-overlapping-intervals		39147	94139
436	寻找右区间	中等	0.428	https://leetcode-cn.com/problems/find-right-interval		26481	61832
437	路径总和 III	简单	0.429	https://leetcode-cn.com/problems/path-sum-iii		106922	249422
438	找到字符串中所有字母异位词	简单	0.373	https://leetcode-cn.com/problems/find-all-anagrams-in-a-string		125285	335505
439	三元表达式解析器	中等	0.536	https://leetcode-cn.com/problems/ternary-expression-parser	Lock
440	字典序的第K小数字	困难	0.266	https://leetcode-cn.com/problems/k-th-smallest-in-lexicographical-order		8337	31361
441	排列硬币	简单	0.38	https://leetcode-cn.com/problems/arranging-coins		70069	184454
442	数组中重复的数据	中等	0.611	https://leetcode-cn.com/problems/find-all-duplicates-in-an-array		99127	162340
443	压缩字符串	简单	0.378	https://leetcode-cn.com/problems/string-compression		52977	140176
444	序列重建	中等	0.204	https://leetcode-cn.com/problems/sequence-reconstruction	Lock
445	两数相加 II	中等	0.502	https://leetcode-cn.com/problems/add-two-numbers-ii		91874	183057
446	等差数列划分 II - 子序列	困难	0.302	https://leetcode-cn.com/problems/arithmetic-slices-ii-subsequence		14712	48719
447	回旋镖的数量	简单	0.499	https://leetcode-cn.com/problems/number-of-boomerangs		54738	109646
448	找到所有数组中消失的数字	简单	0.535	https://leetcode-cn.com/problems/find-all-numbers-disappeared-in-an-array		154761	289471
449	序列化和反序列化二叉搜索树	中等	0.473	https://leetcode-cn.com/problems/serialize-and-deserialize-bst		59226	125271
450	删除二叉搜索树中的节点	中等	0.4	https://leetcode-cn.com/problems/delete-node-in-a-bst		66724	166636
451	根据字符出现频率排序	中等	0.561	https://leetcode-cn.com/problems/sort-characters-by-frequency		94724	168697
452	用最少数量的箭引爆气球	中等	0.465	https://leetcode-cn.com/problems/minimum-number-of-arrows-to-burst-balloons		38534	82919
453	最小移动次数使数组元素相等	简单	0.492	https://leetcode-cn.com/problems/minimum-moves-to-equal-array-elements		57695	117298
454	四数相加 II	中等	0.507	https://leetcode-cn.com/problems/4sum-ii		66721	131555
455	分发饼干	简单	0.485	https://leetcode-cn.com/problems/assign-cookies		64096	132269
456	132模式	中等	0.274	https://leetcode-cn.com/problems/132-pattern		28743	104988
457	环形数组循环	中等	0.276	https://leetcode-cn.com/problems/circular-array-loop		18607	67322
458	可怜的小猪	困难	0.454	https://leetcode-cn.com/problems/poor-pigs		15574	34288
459	重复的子字符串	简单	0.4	https://leetcode-cn.com/problems/repeated-substring-pattern		80697	201972
460	LFU缓存	困难	0.289	https://leetcode-cn.com/problems/lfu-cache		40133	138758
461	汉明距离	简单	0.704	https://leetcode-cn.com/problems/hamming-distance		240377	341582
462	最少移动次数使数组元素相等 II	中等	0.524	https://leetcode-cn.com/problems/minimum-moves-to-equal-array-elements-ii		35053	66894
463	岛屿的周长	简单	0.61	https://leetcode-cn.com/problems/island-perimeter		134955	221178
464	我能赢吗	中等	0.272	https://leetcode-cn.com/problems/can-i-win		36026	132219
465	最优账单平衡	困难	0.429	https://leetcode-cn.com/problems/optimal-account-balancing	Lock
466	统计重复个数	困难	0.274	https://leetcode-cn.com/problems/count-the-repetitions		7869	28763
467	环绕字符串中唯一的子字符串	中等	0.34	https://leetcode-cn.com/problems/unique-substrings-in-wraparound-string		18421	54173
468	验证IP地址	中等	0.213	https://leetcode-cn.com/problems/validate-ip-address		27732	130057
469	凸多边形	中等	0.355	https://leetcode-cn.com/problems/convex-polygon	Lock
470	用 Rand7() 实现 Rand10()	中等	0.449	https://leetcode-cn.com/problems/implement-rand10-using-rand7		9083	20219
471	编码最短长度的字符串	困难	0.451	https://leetcode-cn.com/problems/encode-string-with-shortest-length	Lock
472	连接词	困难	0.347	https://leetcode-cn.com/problems/concatenated-words		21624	62280
473	火柴拼正方形	中等	0.359	https://leetcode-cn.com/problems/matchsticks-to-square		24653	68665
474	一和零	中等	0.398	https://leetcode-cn.com/problems/ones-and-zeroes		31266	78637
475	供暖器	简单	0.318	https://leetcode-cn.com/problems/heaters		48226	151488
476	数字的补数	简单	0.624	https://leetcode-cn.com/problems/number-complement		107737	172709
477	汉明距离总和	中等	0.489	https://leetcode-cn.com/problems/total-hamming-distance		47300	96630
478	在圆内随机生成点	中等	0.367	https://leetcode-cn.com/problems/generate-random-point-in-a-circle		5295	14436
479	最大回文数乘积	困难	0.274	https://leetcode-cn.com/problems/largest-palindrome-product		14867	54227
480	滑动窗口中位数	困难	0.325	https://leetcode-cn.com/problems/sliding-window-median
481	神奇字符串	中等	0.462	https://leetcode-cn.com/problems/magical-string		18642	40362
482	密钥格式化	简单	0.409	https://leetcode-cn.com/problems/license-key-formatting		80383	196283
483	最小好进制	困难	0.342	https://leetcode-cn.com/problems/smallest-good-base		9911	29000
484	寻找排列	中等	0.575	https://leetcode-cn.com/problems/find-permutation	Lock
485	最大连续1的个数	简单	0.551	https://leetcode-cn.com/problems/max-consecutive-ones		138523	251621
486	预测赢家	中等	0.468	https://leetcode-cn.com/problems/predict-the-winner		50103	107118
487	最大连续1的个数 II	中等	0.466	https://leetcode-cn.com/problems/max-consecutive-ones-ii	Lock
488	祖玛游戏	困难	0.39	https://leetcode-cn.com/problems/zuma-game		9848	25256
489	扫地机器人	困难	0.643	https://leetcode-cn.com/problems/robot-room-cleaner	Lock
490	迷宫	中等	0.474	https://leetcode-cn.com/problems/the-maze	Lock
491	递增子序列	中等	0.421	https://leetcode-cn.com/problems/increasing-subsequences		32376	76973
492	构造矩形	简单	0.487	https://leetcode-cn.com/problems/construct-the-rectangle		45344	93068
493	翻转对	困难	0.232	https://leetcode-cn.com/problems/reverse-pairs		24566	106106
494	目标和	中等	0.453	https://leetcode-cn.com/problems/target-sum		96835	213855
495	提莫攻击	中等	0.522	https://leetcode-cn.com/problems/teemo-attacking		36586	70000
496	下一个更大元素 I	简单	0.596	https://leetcode-cn.com/problems/next-greater-element-i		97175	163009
497	非重叠矩形中的随机点	中等	0.358	https://leetcode-cn.com/problems/random-point-in-non-overlapping-rectangles		6620	18502
498	对角线遍历	中等	0.454	https://leetcode-cn.com/problems/diagonal-traverse		43344	95530
499	迷宫 III	困难	0.372	https://leetcode-cn.com/problems/the-maze-iii	Lock
500	键盘行	简单	0.623	https://leetcode-cn.com/problems/keyboard-row		88992	142947
501	二叉搜索树中的众数	简单	0.396	https://leetcode-cn.com/problems/find-mode-in-binary-search-tree		56756	143459
502	IPO	困难	0.377	https://leetcode-cn.com/problems/ipo		11710	31050
503	下一个更大元素 II	中等	0.511	https://leetcode-cn.com/problems/next-greater-element-ii		50866	99485
504	七进制数	简单	0.45	https://leetcode-cn.com/problems/base-7		41667	92704
505	迷宫 II	中等	0.439	https://leetcode-cn.com/problems/the-maze-ii	Lock
506	相对名次	简单	0.484	https://leetcode-cn.com/problems/relative-ranks		42842	88589
507	完美数	简单	0.343	https://leetcode-cn.com/problems/perfect-number		41218	120019
508	出现次数最多的子树元素和	中等	0.546	https://leetcode-cn.com/problems/most-frequent-subtree-sum		49126	89956
509	斐波那契数	简单	0.668	https://leetcode-cn.com/problems/fibonacci-number		59754	89521
510	二叉搜索树中的中序后继 II	中等	0.526	https://leetcode-cn.com/problems/inorder-successor-in-bst-ii	Lock
513	找树左下角的值	中等	0.585	https://leetcode-cn.com/problems/find-bottom-left-tree-value		72073	123267
514	自由之路	困难	0.406	https://leetcode-cn.com/problems/freedom-trail		13298	32755
515	在每个树行中找最大值	中等	0.578	https://leetcode-cn.com/problems/find-largest-value-in-each-tree-row		64395	111341
516	最长回文子序列	中等	0.468	https://leetcode-cn.com/problems/longest-palindromic-subsequence		60870	130069
517	超级洗衣机	困难	0.37	https://leetcode-cn.com/problems/super-washing-machines		12500	33824
518	零钱兑换 II	中等	0.428	https://leetcode-cn.com/problems/coin-change-2		45251	105716
519	随机翻转矩阵	中等	0.331	https://leetcode-cn.com/problems/random-flip-matrix		3860	11652
520	检测大写字母	简单	0.525	https://leetcode-cn.com/problems/detect-capital		85124	162225
521	最长特殊序列 Ⅰ	简单	0.564	https://leetcode-cn.com/problems/longest-uncommon-subsequence-i		46894	83124
522	最长特殊序列 II	中等	0.329	https://leetcode-cn.com/problems/longest-uncommon-subsequence-ii		16746	50927
523	连续的子数组和	中等	0.242	https://leetcode-cn.com/problems/continuous-subarray-sum		66430	274813
524	通过删除字母匹配到字典里最长单词	中等	0.458	https://leetcode-cn.com/problems/longest-word-in-dictionary-through-deleting		43624	95194
525	连续数组	中等	0.428	https://leetcode-cn.com/problems/contiguous-array		39329	91980
526	优美的排列	中等	0.547	https://leetcode-cn.com/problems/beautiful-arrangement		37472	68556
527	单词缩写	困难	0.5	https://leetcode-cn.com/problems/word-abbreviation	Lock
528	按权重随机选择	中等	0.428	https://leetcode-cn.com/problems/random-pick-with-weight		27192	63546
529	扫雷游戏	中等	0.529	https://leetcode-cn.com/problems/minesweeper		33197	62743
530	二叉搜索树的最小绝对差	简单	0.506	https://leetcode-cn.com/problems/minimum-absolute-difference-in-bst		59870	118381
531	孤独像素 I	中等	0.575	https://leetcode-cn.com/problems/lonely-pixel-i	Lock
532	数组中的K-diff数对	简单	0.299	https://leetcode-cn.com/problems/k-diff-pairs-in-an-array		65047	217704
533	孤独像素 II	中等	0.462	https://leetcode-cn.com/problems/lonely-pixel-ii	Lock
535	TinyURL 的加密与解密	中等	0.768	https://leetcode-cn.com/problems/encode-and-decode-tinyurl		75312	98032
536	从字符串生成二叉树	中等	0.45	https://leetcode-cn.com/problems/construct-binary-tree-from-string	Lock
537	复数乘法	中等	0.656	https://leetcode-cn.com/problems/complex-number-multiplication		36564	55764
538	把二叉搜索树转换为累加树	简单	0.51	https://leetcode-cn.com/problems/convert-bst-to-greater-tree		79488	155735
539	最小时间差	中等	0.48	https://leetcode-cn.com/problems/minimum-time-difference		28648	59727
540	有序数组中的单一元素	中等	0.575	https://leetcode-cn.com/problems/single-element-in-a-sorted-array		54970	95641
541	反转字符串 II	简单	0.456	https://leetcode-cn.com/problems/reverse-string-ii		60232	132181
542	01 矩阵	中等	0.358	https://leetcode-cn.com/problems/01-matrix		43924	122812
543	二叉树的直径	简单	0.468	https://leetcode-cn.com/problems/diameter-of-binary-tree		132986	284146
544	输出比赛匹配对	中等	0.735	https://leetcode-cn.com/problems/output-contest-matches	Lock
545	二叉树的边界	中等	0.351	https://leetcode-cn.com/problems/boundary-of-binary-tree	Lock
546	移除盒子	困难	0.383	https://leetcode-cn.com/problems/remove-boxes		9437	24645
547	朋友圈	中等	0.537	https://leetcode-cn.com/problems/friend-circles		87156	162189
548	将数组分割成和相等的子数组	中等	0.433	https://leetcode-cn.com/problems/split-array-with-equal-sum	Lock
549	二叉树中最长的连续序列	中等	0.444	https://leetcode-cn.com/problems/binary-tree-longest-consecutive-sequence-ii	Lock
551	学生出勤记录 I	简单	0.453	https://leetcode-cn.com/problems/student-attendance-record-i		51918	114635
552	学生出勤记录 II	困难	0.331	https://leetcode-cn.com/problems/student-attendance-record-ii		12639	38136
553	最优除法	中等	0.554	https://leetcode-cn.com/problems/optimal-division		20501	36986
554	砖墙	中等	0.477	https://leetcode-cn.com/problems/brick-wall		37968	79613
555	分割连接字符串	中等	0.398	https://leetcode-cn.com/problems/split-concatenated-strings	Lock
556	下一个更大元素 III	中等	0.3	https://leetcode-cn.com/problems/next-greater-element-iii		26079	86914
557	反转字符串中的单词 III	简单	0.642	https://leetcode-cn.com/problems/reverse-words-in-a-string-iii		127129	197964
558	四叉树交集	简单	0.412	https://leetcode-cn.com/problems/quad-tree-intersection		4590	11138
559	N叉树的最大深度	简单	0.655	https://leetcode-cn.com/problems/maximum-depth-of-n-ary-tree		48047	73380
560	和为K的子数组	中等	0.422	https://leetcode-cn.com/problems/subarray-sum-equals-k		105939	250902
561	数组拆分 I	简单	0.691	https://leetcode-cn.com/problems/array-partition-i		145793	210945
562	矩阵中最长的连续1线段	中等	0.437	https://leetcode-cn.com/problems/longest-line-of-consecutive-one-in-matrix	Lock
563	二叉树的坡度	简单	0.47	https://leetcode-cn.com/problems/binary-tree-tilt		52098	110813
564	寻找最近的回文数	困难	0.188	https://leetcode-cn.com/problems/find-the-closest-palindrome		13843	73789
565	数组嵌套	中等	0.526	https://leetcode-cn.com/problems/array-nesting		35461	67386
566	重塑矩阵	简单	0.589	https://leetcode-cn.com/problems/reshape-the-matrix		78012	132364
567	字符串的排列	中等	0.384	https://leetcode-cn.com/problems/permutation-in-string		47625	123886
568	最大休假天数	困难	0.381	https://leetcode-cn.com/problems/maximum-vacation-days	Lock
569	员工薪水中位数	困难	0.472	https://leetcode-cn.com/problems/median-employee-salary	Lock
570	至少有5名直接下属的经理	中等	0.627	https://leetcode-cn.com/problems/managers-with-at-least-5-direct-reports	Lock
571	给定数字的频率查询中位数	困难	0.47	https://leetcode-cn.com/problems/find-median-given-frequency-of-numbers	Lock
572	另一个树的子树	简单	0.417	https://leetcode-cn.com/problems/subtree-of-another-tree		101894	244076
573	松鼠模拟	中等	0.536	https://leetcode-cn.com/problems/squirrel-simulation	Lock
574	当选者	中等	0.363	https://leetcode-cn.com/problems/winning-candidate	Lock
575	分糖果	简单	0.597	https://leetcode-cn.com/problems/distribute-candies		72505	121473
576	出界的路径数	中等	0.321	https://leetcode-cn.com/problems/out-of-boundary-paths		17560	54668
577	员工奖金	简单	0.596	https://leetcode-cn.com/problems/employee-bonus	Lock
578	查询回答率最高的问题	中等	0.355	https://leetcode-cn.com/problems/get-highest-answer-rate-question	Lock
579	查询员工的累计薪水	困难	0.343	https://leetcode-cn.com/problems/find-cumulative-salary-of-an-employee	Lock
580	统计各专业学生人数	中等	0.428	https://leetcode-cn.com/problems/count-student-number-in-departments	Lock
581	最短无序连续子数组	简单	0.301	https://leetcode-cn.com/problems/shortest-unsorted-continuous-subarray		67983	226133
582	杀死进程	中等	0.564	https://leetcode-cn.com/problems/kill-process	Lock
583	两个字符串的删除操作	中等	0.45	https://leetcode-cn.com/problems/delete-operation-for-two-strings		31251	69472
584	寻找用户推荐人	简单	0.677	https://leetcode-cn.com/problems/find-customer-referee	Lock
585	2016年的投资	中等	0.475	https://leetcode-cn.com/problems/investments-in-2016	Lock
586	订单最多的客户	简单	0.666	https://leetcode-cn.com/problems/customer-placing-the-largest-number-of-orders	Lock
587	安装栅栏	困难	0.343	https://leetcode-cn.com/problems/erect-the-fence		6929	20188
588	设计内存文件系统	困难	0.397	https://leetcode-cn.com/problems/design-in-memory-file-system	Lock
589	N叉树的前序遍历	简单	0.676	https://leetcode-cn.com/problems/n-ary-tree-preorder-traversal		43620	64545
590	N叉树的后序遍历	简单	0.676	https://leetcode-cn.com/problems/n-ary-tree-postorder-traversal		39770	58829
591	标签验证器	困难	0.328	https://leetcode-cn.com/problems/tag-validator		5219	15913
592	分数加减运算	中等	0.471	https://leetcode-cn.com/problems/fraction-addition-and-subtraction		13066	27758
593	有效的正方形	中等	0.406	https://leetcode-cn.com/problems/valid-square		19598	48318
594	最长和谐子序列	简单	0.438	https://leetcode-cn.com/problems/longest-harmonious-subsequence		36704	83749
595	大的国家	简单	0.738	https://leetcode-cn.com/problems/big-countries		111801	151423
596	超过5名学生的课	简单	0.357	https://leetcode-cn.com/problems/classes-more-than-5-students		45421	127305
597	好友申请 I ：总体通过率	简单	0.396	https://leetcode-cn.com/problems/friend-requests-i-overall-acceptance-rate	Lock
598	范围求和 II	简单	0.487	https://leetcode-cn.com/problems/range-addition-ii		31143	63916
599	两个列表的最小索引总和	简单	0.48	https://leetcode-cn.com/problems/minimum-index-sum-of-two-lists		57455	119699
600	不含连续1的非负整数	困难	0.327	https://leetcode-cn.com/problems/non-negative-integers-without-consecutive-ones		8668	26472
601	体育馆的人流量	困难	0.366	https://leetcode-cn.com/problems/human-traffic-of-stadium		14370	39270
602	好友申请 II ：谁有最多的好友	中等	0.45	https://leetcode-cn.com/problems/friend-requests-ii-who-has-the-most-friends	Lock
603	连续空余座位	简单	0.585	https://leetcode-cn.com/problems/consecutive-available-seats	Lock
604	迭代压缩字符串	简单	0.348	https://leetcode-cn.com/problems/design-compressed-string-iterator	Lock
605	种花问题	简单	0.309	https://leetcode-cn.com/problems/can-place-flowers		61675	199422
606	根据二叉树创建字符串	简单	0.516	https://leetcode-cn.com/problems/construct-string-from-binary-tree		59128	114605
607	销售员	简单	0.571	https://leetcode-cn.com/problems/sales-person	Lock
608	树节点	中等	0.589	https://leetcode-cn.com/problems/tree-node	Lock
609	在系统中查找重复文件	中等	0.552	https://leetcode-cn.com/problems/find-duplicate-file-in-system		27365	49570
610	判断三角形	简单	0.615	https://leetcode-cn.com/problems/triangle-judgement	Lock
611	有效三角形的个数	中等	0.452	https://leetcode-cn.com/problems/valid-triangle-number		37483	82842
612	平面上的最近距离	中等	0.537	https://leetcode-cn.com/problems/shortest-distance-in-a-plane	Lock
613	直线上的最近距离	简单	0.73	https://leetcode-cn.com/problems/shortest-distance-in-a-line	Lock
614	二级关注者	中等	0.226	https://leetcode-cn.com/problems/second-degree-follower	Lock
615	平均工资：部门与公司比较	困难	0.377	https://leetcode-cn.com/problems/average-salary-departments-vs-company	Lock
616	给字符串添加加粗标签	中等	0.391	https://leetcode-cn.com/problems/add-bold-tag-in-string	Lock
617	合并二叉树	简单	0.702	https://leetcode-cn.com/problems/merge-two-binary-trees		178367	253955
618	学生地理信息报告	困难	0.429	https://leetcode-cn.com/problems/students-report-by-geography	Lock
619	只出现一次的最大数字	简单	0.389	https://leetcode-cn.com/problems/biggest-single-number	Lock
620	有趣的电影	简单	0.623	https://leetcode-cn.com/problems/not-boring-movies		63932	102579
621	任务调度器	中等	0.455	https://leetcode-cn.com/problems/task-scheduler		87310	191885
622	设计循环队列	中等	0.393	https://leetcode-cn.com/problems/design-circular-queue		26283	66843
623	在二叉树中增加一行	中等	0.473	https://leetcode-cn.com/problems/add-one-row-to-tree		26430	55853
624	数组列表中的最大距离	简单	0.373	https://leetcode-cn.com/problems/maximum-distance-in-arrays	Lock
625	最小因式分解	中等	0.319	https://leetcode-cn.com/problems/minimum-factorization	Lock
626	换座位	中等	0.546	https://leetcode-cn.com/problems/exchange-seats		24899	45569
627	交换工资	简单	0.689	https://leetcode-cn.com/problems/swap-salary		66574	96678
628	三个数的最大乘积	简单	0.46	https://leetcode-cn.com/problems/maximum-product-of-three-numbers		70863	153933
629	K个逆序对数组	困难	0.293	https://leetcode-cn.com/problems/k-inverse-pairs-array		7853	26812
630	课程表 III	困难	0.316	https://leetcode-cn.com/problems/course-schedule-iii		11614	36716
631	设计 Excel 求和公式	困难	0.292	https://leetcode-cn.com/problems/design-excel-sum-formula	Lock
632	最小区间	困难	0.475	https://leetcode-cn.com/problems/smallest-range		23239	48943
633	平方数之和	简单	0.327	https://leetcode-cn.com/problems/sum-of-square-numbers		44509	136075
634	寻找数组的错位排列	中等	0.376	https://leetcode-cn.com/problems/find-the-derangement-of-an-array	Lock
635	设计日志存储系统	中等	0.541	https://leetcode-cn.com/problems/design-log-storage-system	Lock
636	函数的独占时间	中等	0.487	https://leetcode-cn.com/problems/exclusive-time-of-functions		40311	82831
637	二叉树的层平均值	简单	0.588	https://leetcode-cn.com/problems/average-of-levels-in-binary-tree		79533	135254
638	大礼包	中等	0.487	https://leetcode-cn.com/problems/shopping-offers		21297	43706
639	解码方法 2	困难	0.251	https://leetcode-cn.com/problems/decode-ways-ii		21684	86219
640	求解方程	中等	0.403	https://leetcode-cn.com/problems/solve-the-equation
641	设计循环双端队列	中等	0.494	https://leetcode-cn.com/problems/design-circular-deque		6816	13798
642	设计搜索自动补全系统	困难	0.379	https://leetcode-cn.com/problems/design-search-autocomplete-system	Lock
643	子数组最大平均数 I	简单	0.396	https://leetcode-cn.com/problems/maximum-average-subarray-i		52014	131432
644	最大平均子段和 II	困难	0.286	https://leetcode-cn.com/problems/maximum-average-subarray-ii	Lock
645	错误的集合	简单	0.407	https://leetcode-cn.com/problems/set-mismatch		47931	117644
646	最长数对链	中等	0.488	https://leetcode-cn.com/problems/maximum-length-of-pair-chain		36470	74717
647	回文子串	中等	0.57	https://leetcode-cn.com/problems/palindromic-substrings		99901	175168
648	单词替换	中等	0.52	https://leetcode-cn.com/problems/replace-words		34509	66357
649	Dota2 参议院	中等	0.376	https://leetcode-cn.com/problems/dota2-senate		8621	22890
650	只有两个键的键盘	中等	0.466	https://leetcode-cn.com/problems/2-keys-keyboard		34244	73464
651	4键键盘	中等	0.506	https://leetcode-cn.com/problems/4-keys-keyboard	Lock
652	寻找重复的子树	中等	0.456	https://leetcode-cn.com/problems/find-duplicate-subtrees		37872	83063
653	两数之和 IV - 输入 BST	简单	0.525	https://leetcode-cn.com/problems/two-sum-iv-input-is-a-bst		88495	168532
654	最大二叉树	中等	0.762	https://leetcode-cn.com/problems/maximum-binary-tree		84590	111059
655	输出二叉树	中等	0.519	https://leetcode-cn.com/problems/print-binary-tree		20971	40418
656	金币路径	困难	0.268	https://leetcode-cn.com/problems/coin-path	Lock
657	机器人能否返回原点	简单	0.716	https://leetcode-cn.com/problems/robot-return-to-origin		162655	227265
658	找到 K 个最接近的元素	中等	0.38	https://leetcode-cn.com/problems/find-k-closest-elements		55655	146286
659	分割数组为连续子序列	中等	0.407	https://leetcode-cn.com/problems/split-array-into-consecutive-subsequences		20550	50505
660	移除 9	困难	0.515	https://leetcode-cn.com/problems/remove-9	Lock
661	图片平滑器	简单	0.488	https://leetcode-cn.com/problems/image-smoother		35527	72732
662	二叉树最大宽度	中等	0.397	https://leetcode-cn.com/problems/maximum-width-of-binary-tree		33359	84099
663	均匀树划分	中等	0.381	https://leetcode-cn.com/problems/equal-tree-partition	Lock
664	奇怪的打印机	困难	0.367	https://leetcode-cn.com/problems/strange-printer		9028	24572
665	非递减数列	简单	0.195	https://leetcode-cn.com/problems/non-decreasing-array		53035	272264
666	路径和 IV	中等	0.522	https://leetcode-cn.com/problems/path-sum-iv	Lock
667	优美的排列 II	中等	0.52	https://leetcode-cn.com/problems/beautiful-arrangement-ii		18166	34946
668	乘法表中第k小的数	困难	0.42	https://leetcode-cn.com/problems/kth-smallest-number-in-multiplication-table		12299	29311
669	修剪二叉搜索树	简单	0.603	https://leetcode-cn.com/problems/trim-a-binary-search-tree		66467	110155
670	最大交换	中等	0.397	https://leetcode-cn.com/problems/maximum-swap		36463	91904
671	二叉树中第二小的节点	简单	0.435	https://leetcode-cn.com/problems/second-minimum-node-in-a-binary-tree		49056	112842
672	灯泡开关 Ⅱ	中等	0.5	https://leetcode-cn.com/problems/bulb-switcher-ii		9511	18998
673	最长递增子序列的个数	中等	0.336	https://leetcode-cn.com/problems/number-of-longest-increasing-subsequence		30707	91399
674	最长连续递增序列	简单	0.443	https://leetcode-cn.com/problems/longest-continuous-increasing-subsequence		67448	152116
675	为高尔夫比赛砍树	困难	0.307	https://leetcode-cn.com/problems/cut-off-trees-for-golf-event		15718	51134
676	实现一个魔法字典	中等	0.517	https://leetcode-cn.com/problems/implement-magic-dictionary		25542	49436
677	键值映射	中等	0.516	https://leetcode-cn.com/problems/map-sum-pairs		26325	51025
678	有效的括号字符串	中等	0.327	https://leetcode-cn.com/problems/valid-parenthesis-string		28671	87574
679	24 点游戏	困难	0.429	https://leetcode-cn.com/problems/24-game		20765	48412
680	验证回文字符串 Ⅱ	简单	0.343	https://leetcode-cn.com/problems/valid-palindrome-ii		74648	217812
681	最近时刻	中等	0.426	https://leetcode-cn.com/problems/next-closest-time	Lock
682	棒球比赛	简单	0.611	https://leetcode-cn.com/problems/baseball-game		54184	88738
683	K 个空花盆	困难	0.341	https://leetcode-cn.com/problems/k-empty-slots	Lock
684	冗余连接	中等	0.519	https://leetcode-cn.com/problems/redundant-connection		51011	98249
685	冗余连接 II	困难	0.307	https://leetcode-cn.com/problems/redundant-connection-ii		22741	73973
686	重复叠加字符串匹配	简单	0.314	https://leetcode-cn.com/problems/repeated-string-match		68170	216920
687	最长同值路径	简单	0.338	https://leetcode-cn.com/problems/longest-univalue-path		59472	176012
688	“马”在棋盘上的概率	中等	0.445	https://leetcode-cn.com/problems/knight-probability-in-chessboard		20726	46543
689	三个无重叠子数组的最大和	困难	0.442	https://leetcode-cn.com/problems/maximum-sum-of-3-non-overlapping-subarrays		25805	58413
690	员工的重要性	简单	0.542	https://leetcode-cn.com/problems/employee-importance		46372	85571
691	贴纸拼词	困难	0.383	https://leetcode-cn.com/problems/stickers-to-spell-word		8372	21868
692	前K个高频单词	中等	0.458	https://leetcode-cn.com/problems/top-k-frequent-words		64903	141742
693	交替位二进制数	简单	0.579	https://leetcode-cn.com/problems/binary-number-with-alternating-bits		41722	72000
694	不同岛屿的数量	中等	0.512	https://leetcode-cn.com/problems/number-of-distinct-islands	Lock
695	岛屿的最大面积	中等	0.573	https://leetcode-cn.com/problems/max-area-of-island		83687	145916
696	计数二进制子串	简单	0.535	https://leetcode-cn.com/problems/count-binary-substrings		31074	58121
697	数组的度	简单	0.505	https://leetcode-cn.com/problems/degree-of-an-array		49990	99007
698	划分为k个相等的子集	中等	0.424	https://leetcode-cn.com/problems/partition-to-k-equal-sum-subsets		43009	101366
699	掉落的方块	困难	0.401	https://leetcode-cn.com/problems/falling-squares		8979	22419
700	二叉搜索树中的搜索	简单	0.682	https://leetcode-cn.com/problems/search-in-a-binary-search-tree		60535	88712
701	二叉搜索树中的插入操作	中等	0.759	https://leetcode-cn.com/problems/insert-into-a-binary-search-tree		45404	59826
702	搜索长度未知的有序数组	中等	0.589	https://leetcode-cn.com/problems/search-in-a-sorted-array-of-unknown-size	Lock
703	数据流中的第K大元素	简单	0.464	https://leetcode-cn.com/problems/kth-largest-element-in-a-stream		33535	72275
704	二分查找	简单	0.477	https://leetcode-cn.com/problems/binary-search		51579	108007
705	设计哈希集合	简单	0.538	https://leetcode-cn.com/problems/design-hashset		21247	39489
706	设计哈希映射	简单	0.561	https://leetcode-cn.com/problems/design-hashmap		33806	60286
707	设计链表	简单	0.22	https://leetcode-cn.com/problems/design-linked-list		26958	122878
708	循环有序列表的插入	中等	0.29	https://leetcode-cn.com/problems/insert-into-a-cyclic-sorted-list	Lock
709	转换成小写字母	简单	0.769	https://leetcode-cn.com/problems/to-lower-case		109345	142184
710	黑名单中的随机数	困难	0.312	https://leetcode-cn.com/problems/random-pick-with-blacklist		6107	19580
711	不同岛屿的数量 II	困难	0.461	https://leetcode-cn.com/problems/number-of-distinct-islands-ii	Lock
712	两个字符串的最小ASCII删除和	中等	0.546	https://leetcode-cn.com/problems/minimum-ascii-delete-sum-for-two-strings		20857	38184
713	乘积小于K的子数组	中等	0.367	https://leetcode-cn.com/problems/subarray-product-less-than-k		29854	81373
714	买卖股票的最佳时机含手续费	中等	0.505	https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-with-transaction-fee		39766	78655
715	Range 模块	困难	0.356	https://leetcode-cn.com/problems/range-module		11597	32617
716	最大栈	简单	0.401	https://leetcode-cn.com/problems/max-stack	Lock
717	1比特与2比特字符	简单	0.492	https://leetcode-cn.com/problems/1-bit-and-2-bit-characters		41238	83762
718	最长重复子数组	中等	0.461	https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray		34000	73825
719	找出第 k 小的距离对	困难	0.291	https://leetcode-cn.com/problems/find-k-th-smallest-pair-distance		19832	67994
720	词典中最长的单词	简单	0.447	https://leetcode-cn.com/problems/longest-word-in-dictionary		35731	79880
721	账户合并	中等	0.405	https://leetcode-cn.com/problems/accounts-merge		33589	82894
722	删除注释	中等	0.313	https://leetcode-cn.com/problems/remove-comments		15469	49483
723	粉碎糖果	中等	0.634	https://leetcode-cn.com/problems/candy-crush	Lock
724	寻找数组的中心索引	简单	0.412	https://leetcode-cn.com/problems/find-pivot-index		70583	171353
725	分隔链表	中等	0.489	https://leetcode-cn.com/problems/split-linked-list-in-parts		27734	56651
726	原子的数量	困难	0.447	https://leetcode-cn.com/problems/number-of-atoms		10841	24263
727	最小窗口子序列	困难	0.373	https://leetcode-cn.com/problems/minimum-window-subsequence	Lock
728	自除数	简单	0.702	https://leetcode-cn.com/problems/self-dividing-numbers		79072	112607
729	我的日程安排表 I	中等	0.474	https://leetcode-cn.com/problems/my-calendar-i		32356	68269
730	统计不同回文子字符串	困难	0.389	https://leetcode-cn.com/problems/count-different-palindromic-subsequences		8632	22174
731	我的日程安排表 II	中等	0.445	https://leetcode-cn.com/problems/my-calendar-ii		23326	52406
732	我的日程安排表 III	困难	0.549	https://leetcode-cn.com/problems/my-calendar-iii		12684	23090
733	图像渲染	简单	0.509	https://leetcode-cn.com/problems/flood-fill		48485	95190
734	句子相似性	简单	0.407	https://leetcode-cn.com/problems/sentence-similarity	Lock
735	行星碰撞	中等	0.385	https://leetcode-cn.com/problems/asteroid-collision		25260	65603
736	Lisp 语法解析	困难	0.444	https://leetcode-cn.com/problems/parse-lisp-expression		6508	14674
737	句子相似性 II	中等	0.434	https://leetcode-cn.com/problems/sentence-similarity-ii	Lock
738	单调递增的数字	中等	0.418	https://leetcode-cn.com/problems/monotone-increasing-digits		13676	32703
739	每日温度	中等	0.6	https://leetcode-cn.com/problems/daily-temperatures		67957	113206
740	删除与获得点数	中等	0.459	https://leetcode-cn.com/problems/delete-and-earn		21864	47596
741	摘樱桃	困难	0.298	https://leetcode-cn.com/problems/cherry-pickup		9583	32143
742	二叉树最近的叶节点	中等	0.39	https://leetcode-cn.com/problems/closest-leaf-in-a-binary-tree	Lock
743	网络延迟时间	中等	0.421	https://leetcode-cn.com/problems/network-delay-time		34267	81411
744	寻找比目标字母大的最小字母	简单	0.441	https://leetcode-cn.com/problems/find-smallest-letter-greater-than-target		41481	94117
745	前缀和后缀搜索	困难	0.307	https://leetcode-cn.com/problems/prefix-and-suffix-search		12395	40407
746	使用最小花费爬楼梯	简单	0.473	https://leetcode-cn.com/problems/min-cost-climbing-stairs		81911	173290
747	至少是其他数字两倍的最大数	简单	0.406	https://leetcode-cn.com/problems/largest-number-at-least-twice-of-others		51569	127133
748	最短完整词	简单	0.543	https://leetcode-cn.com/problems/shortest-completing-word		20485	37717
749	隔离病毒	困难	0.412	https://leetcode-cn.com/problems/contain-virus		2919	7085
750	角矩形的数量	中等	0.646	https://leetcode-cn.com/problems/number-of-corner-rectangles	Lock
751	IP 到 CIDR	简单	0.595	https://leetcode-cn.com/problems/ip-to-cidr	Lock
752	打开转盘锁	中等	0.461	https://leetcode-cn.com/problems/open-the-lock		22116	47947
753	破解保险箱	困难	0.464	https://leetcode-cn.com/problems/cracking-the-safe		15071	32493
754	到达终点数字	简单	0.326	https://leetcode-cn.com/problems/reach-a-number		10476	32091
755	倒水	中等	0.405	https://leetcode-cn.com/problems/pour-water	Lock
756	金字塔转换矩阵	中等	0.516	https://leetcode-cn.com/problems/pyramid-transition-matrix		13361	25904
757	设置交集大小至少为2	困难	0.37	https://leetcode-cn.com/problems/set-intersection-size-at-least-two		4569	12346
758	字符串中的加粗单词	简单	0.424	https://leetcode-cn.com/problems/bold-words-in-string	Lock
759	员工空闲时间	困难	0.613	https://leetcode-cn.com/problems/employee-free-time	Lock
760	找出变位映射	简单	0.794	https://leetcode-cn.com/problems/find-anagram-mappings	Lock
761	特殊的二进制序列	困难	0.515	https://leetcode-cn.com/problems/special-binary-string		4762	9256
762	二进制表示中质数个计算置位	简单	0.593	https://leetcode-cn.com/problems/prime-number-of-set-bits-in-binary-representation		29010	48911
763	划分字母区间	中等	0.705	https://leetcode-cn.com/problems/partition-labels		49096	69678
764	最大加号标志	中等	0.433	https://leetcode-cn.com/problems/largest-plus-sign		13274	30641
765	情侣牵手	困难	0.515	https://leetcode-cn.com/problems/couples-holding-hands		14621	28373
766	托普利茨矩阵	简单	0.618	https://leetcode-cn.com/problems/toeplitz-matrix		61030	98797
767	重构字符串	中等	0.424	https://leetcode-cn.com/problems/reorganize-string		27190	64143
768	最多能完成排序的块 II	困难	0.459	https://leetcode-cn.com/problems/max-chunks-to-make-sorted-ii		12086	26321
769	最多能完成排序的块	中等	0.517	https://leetcode-cn.com/problems/max-chunks-to-make-sorted
770	基本计算器 IV	困难	0.454	https://leetcode-cn.com/problems/basic-calculator-iv		2234	4916
771	宝石与石头	简单	0.831	https://leetcode-cn.com/problems/jewels-and-stones		259394	312016
772	基本计算器 III	困难	0.443	https://leetcode-cn.com/problems/basic-calculator-iii	Lock
773	滑动谜题	困难	0.525	https://leetcode-cn.com/problems/sliding-puzzle		15976	30438
774	最小化去加油站的最大距离	困难	0.417	https://leetcode-cn.com/problems/minimize-max-distance-to-gas-station	Lock
775	全局倒置与局部倒置	中等	0.389	https://leetcode-cn.com/problems/global-and-local-inversions		12714	32654
776	拆分二叉搜索树	中等	0.526	https://leetcode-cn.com/problems/split-bst	Lock
777	在LR字符串中交换相邻字符	中等	0.333	https://leetcode-cn.com/problems/swap-adjacent-in-lr-string		14896	44658
778	水位上升的泳池中游泳	困难	0.478	https://leetcode-cn.com/problems/swim-in-rising-water		12202	25568
779	第K个语法符号	中等	0.375	https://leetcode-cn.com/problems/k-th-symbol-in-grammar		14336	38245
780	到达终点	困难	0.275	https://leetcode-cn.com/problems/reaching-points		8933	32453
781	森林中的兔子	中等	0.518	https://leetcode-cn.com/problems/rabbits-in-forest		13040	25173
782	变为棋盘	困难	0.397	https://leetcode-cn.com/problems/transform-to-chessboard		3026	7617
783	二叉搜索树结点最小距离	简单	0.505	https://leetcode-cn.com/problems/minimum-distance-between-bst-nodes		33385	66047
784	字母大小写全排列	简单	0.57	https://leetcode-cn.com/problems/letter-case-permutation		46837	82152
785	判断二分图	中等	0.434	https://leetcode-cn.com/problems/is-graph-bipartite		43942	101322
786	第 K 个最小的素数分数	困难	0.398	https://leetcode-cn.com/problems/k-th-smallest-prime-fraction		7944	19942
787	K 站中转内最便宜的航班	中等	0.349	https://leetcode-cn.com/problems/cheapest-flights-within-k-stops		40986	117343
788	旋转数字	简单	0.542	https://leetcode-cn.com/problems/rotated-digits		27740	51151
789	逃脱阻碍者	中等	0.553	https://leetcode-cn.com/problems/escape-the-ghosts		10148	18337
790	多米诺和托米诺平铺	中等	0.358	https://leetcode-cn.com/problems/domino-and-tromino-tiling		8219	22925
791	自定义字符串排序	中等	0.621	https://leetcode-cn.com/problems/custom-sort-string		34437	55439
792	匹配子序列的单词数	中等	0.431	https://leetcode-cn.com/problems/number-of-matching-subsequences		20635	47867
793	阶乘函数后K个零	困难	0.39	https://leetcode-cn.com/problems/preimage-size-of-factorial-zeroes-function		5540	14211
794	有效的井字游戏	中等	0.295	https://leetcode-cn.com/problems/valid-tic-tac-toe-state		11267	38160
795	区间子数组个数	中等	0.432	https://leetcode-cn.com/problems/number-of-subarrays-with-bounded-maximum
796	旋转字符串	简单	0.491	https://leetcode-cn.com/problems/rotate-string		40465	82477
797	所有可能的路径	中等	0.705	https://leetcode-cn.com/problems/all-paths-from-source-to-target		28238	40027
798	得分最高的最小轮调	困难	0.403	https://leetcode-cn.com/problems/smallest-rotation-with-highest-score		4322	10729
799	香槟塔	中等	0.341	https://leetcode-cn.com/problems/champagne-tower
800	相似 RGB 颜色	简单	0.597	https://leetcode-cn.com/problems/similar-rgb-color	Lock
801	使序列递增的最小交换次数	中等	0.347	https://leetcode-cn.com/problems/minimum-swaps-to-make-sequences-increasing		13826	39849
802	找到最终的安全状态	中等	0.437	https://leetcode-cn.com/problems/find-eventual-safe-states		17421	39846
803	打砖块	困难	0.287	https://leetcode-cn.com/problems/bricks-falling-when-hit		10428	36365
804	唯一摩尔斯密码词	简单	0.747	https://leetcode-cn.com/problems/unique-morse-code-words		88239	118038
805	数组的均值分割	困难	0.243	https://leetcode-cn.com/problems/split-array-with-same-average		9079	37302
806	写字符串需要的行数	简单	0.631	https://leetcode-cn.com/problems/number-of-lines-to-write-string		27963	44284
807	保持城市天际线	中等	0.815	https://leetcode-cn.com/problems/max-increase-to-keep-city-skyline		47156	57875
808	分汤	中等	0.374	https://leetcode-cn.com/problems/soup-servings		6150	16420
809	情感丰富的文字	中等	0.435	https://leetcode-cn.com/problems/expressive-words		13178	30262
810	黑板异或游戏	困难	0.449	https://leetcode-cn.com/problems/chalkboard-xor-game		2665	5932
811	子域名访问计数	简单	0.654	https://leetcode-cn.com/problems/subdomain-visit-count		43416	66376
812	最大三角形面积	简单	0.561	https://leetcode-cn.com/problems/largest-triangle-area		14624	26060
813	最大平均值和的分组	中等	0.452	https://leetcode-cn.com/problems/largest-sum-of-averages		13245	29294
814	二叉树剪枝	中等	0.71	https://leetcode-cn.com/problems/binary-tree-pruning		34219	48159
815	公交路线	困难	0.401	https://leetcode-cn.com/problems/bus-routes		21192	52858
816	模糊坐标	中等	0.441	https://leetcode-cn.com/problems/ambiguous-coordinates
817	链表组件	中等	0.546	https://leetcode-cn.com/problems/linked-list-components		24910	45589
818	赛车	困难	0.35	https://leetcode-cn.com/problems/race-car		9891	28250
819	最常见的单词	简单	0.422	https://leetcode-cn.com/problems/most-common-word		55292	131028
820	单词的压缩编码	中等	0.472	https://leetcode-cn.com/problems/short-encoding-of-words		8428	17837
821	字符的最短距离	简单	0.634	https://leetcode-cn.com/problems/shortest-distance-to-a-character		37506	59115
822	翻转卡片游戏	中等	0.404	https://leetcode-cn.com/problems/card-flipping-game		6046	14988
823	带因子的二叉树	中等	0.325	https://leetcode-cn.com/problems/binary-trees-with-factors		7121	21906
824	山羊拉丁文	简单	0.578	https://leetcode-cn.com/problems/goat-latin		32037	55444
825	适龄的朋友	中等	0.363	https://leetcode-cn.com/problems/friends-of-appropriate-ages		15428	42501
826	安排工作以达到最大收益	中等	0.357	https://leetcode-cn.com/problems/most-profit-assigning-work		10788	30249
827	最大人工岛	困难	0.433	https://leetcode-cn.com/problems/making-a-large-island		9628	22239
828	独特字符串	困难	0.395	https://leetcode-cn.com/problems/unique-letter-string		5249	13279
829	连续整数求和	困难	0.333	https://leetcode-cn.com/problems/consecutive-numbers-sum		11627	34911
830	较大分组的位置	简单	0.478	https://leetcode-cn.com/problems/positions-of-large-groups		26795	56012
831	隐藏个人信息	中等	0.421	https://leetcode-cn.com/problems/masking-personal-information		6707	15924
832	翻转图像	简单	0.726	https://leetcode-cn.com/problems/flipping-an-image		97541	134290
833	字符串中的查找与替换	中等	0.463	https://leetcode-cn.com/problems/find-and-replace-in-string		18234	39365
834	树中距离之和	困难	0.395	https://leetcode-cn.com/problems/sum-of-distances-in-tree		7789	19690
835	图像重叠	中等	0.525	https://leetcode-cn.com/problems/image-overlap		11222	21370
836	矩形重叠	简单	0.465	https://leetcode-cn.com/problems/rectangle-overlap		25006	53732
837	新21点	中等	0.316	https://leetcode-cn.com/problems/new-21-game		8465	26751
838	推多米诺	中等	0.437	https://leetcode-cn.com/problems/push-dominoes		11664	26682
839	相似字符串组	困难	0.345	https://leetcode-cn.com/problems/similar-string-groups		8429	24416
840	矩阵中的幻方	简单	0.355	https://leetcode-cn.com/problems/magic-squares-in-grid		12838	36117
841	钥匙和房间	中等	0.603	https://leetcode-cn.com/problems/keys-and-rooms		34425	57085
842	将数组拆分成斐波那契序列	中等	0.347	https://leetcode-cn.com/problems/split-array-into-fibonacci-sequence		10431	30068
843	猜猜这个单词	困难	0.436	https://leetcode-cn.com/problems/guess-the-word		20490	47035
844	比较含退格的字符串	简单	0.46	https://leetcode-cn.com/problems/backspace-string-compare		57700	125414
845	数组中的最长山脉	中等	0.343	https://leetcode-cn.com/problems/longest-mountain-in-array		17549	51212
846	一手顺子	中等	0.493	https://leetcode-cn.com/problems/hand-of-straights
847	访问所有节点的最短路径	困难	0.468	https://leetcode-cn.com/problems/shortest-path-visiting-all-nodes		8016	17135
848	字母移位	中等	0.408	https://leetcode-cn.com/problems/shifting-letters		13099	32116
849	到最近的人的最大距离	简单	0.409	https://leetcode-cn.com/problems/maximize-distance-to-closest-person		32558	79555
850	矩形面积 II	困难	0.449	https://leetcode-cn.com/problems/rectangle-area-ii		6710	14934
851	喧闹和富有	中等	0.476	https://leetcode-cn.com/problems/loud-and-rich		7709	16191
852	山脉数组的峰顶索引	简单	0.696	https://leetcode-cn.com/problems/peak-index-in-a-mountain-array		76594	109968
853	车队	中等	0.397	https://leetcode-cn.com/problems/car-fleet		15228	38342
854	相似度为 K 的字符串	困难	0.334	https://leetcode-cn.com/problems/k-similar-strings		7442	22261
855	考场就座	中等	0.383	https://leetcode-cn.com/problems/exam-room		15029	39244
856	括号的分数	中等	0.563	https://leetcode-cn.com/problems/score-of-parentheses		18480	32845
857	雇佣 K 名工人的最低成本	困难	0.474	https://leetcode-cn.com/problems/minimum-cost-to-hire-k-workers		17423	36783
858	镜面反射	中等	0.52	https://leetcode-cn.com/problems/mirror-reflection		6593	12682
859	亲密字符串	简单	0.276	https://leetcode-cn.com/problems/buddy-strings		24741	89534
860	柠檬水找零	简单	0.505	https://leetcode-cn.com/problems/lemonade-change		27340	54157
861	翻转矩阵后的得分	中等	0.695	https://leetcode-cn.com/problems/score-after-flipping-matrix		12172	17504
862	和至少为 K 的最短子数组	困难	0.222	https://leetcode-cn.com/problems/shortest-subarray-with-sum-at-least-k		12762	57503
863	二叉树中所有距离为 K 的结点	中等	0.475	https://leetcode-cn.com/problems/all-nodes-distance-k-in-binary-tree		22895	48218
864	获取所有钥匙的最短路径	困难	0.36	https://leetcode-cn.com/problems/shortest-path-to-get-all-keys		4893	13578
865	具有所有最深结点的最小子树	中等	0.557	https://leetcode-cn.com/problems/smallest-subtree-with-all-the-deepest-nodes		17765	31877
866	回文素数	中等	0.202	https://leetcode-cn.com/problems/prime-palindrome		7220	35799
867	转置矩阵	简单	0.64	https://leetcode-cn.com/problems/transpose-matrix		45973	71901
868	二进制间距	简单	0.595	https://leetcode-cn.com/problems/binary-gap		23346	39262
869	重新排序得到 2 的幂	中等	0.51	https://leetcode-cn.com/problems/reordered-power-of-2		9318	18264
870	优势洗牌	中等	0.425	https://leetcode-cn.com/problems/advantage-shuffle		11248	26484
871	最低加油次数	困难	0.289	https://leetcode-cn.com/problems/minimum-number-of-refueling-stops		7700	26642
872	叶子相似的树	简单	0.632	https://leetcode-cn.com/problems/leaf-similar-trees		45042	71234
873	最长的斐波那契子序列的长度	中等	0.462	https://leetcode-cn.com/problems/length-of-longest-fibonacci-subsequence		15693	33970
874	模拟行走机器人	简单	0.32	https://leetcode-cn.com/problems/walking-robot-simulation		10018	31292
875	爱吃香蕉的珂珂	中等	0.461	https://leetcode-cn.com/problems/koko-eating-bananas		13094	28387
876	链表的中间结点	简单	0.641	https://leetcode-cn.com/problems/middle-of-the-linked-list		63332	98744
877	石子游戏	中等	0.614	https://leetcode-cn.com/problems/stone-game		25976	42319
878	第 N 个神奇数字	困难	0.255	https://leetcode-cn.com/problems/nth-magical-number		5273	20664
879	盈利计划	困难	0.367	https://leetcode-cn.com/problems/profitable-schemes		5552	15134
880	索引处的解码字符串	中等	0.23	https://leetcode-cn.com/problems/decoded-string-at-index		6931	30163
881	救生艇	中等	0.437	https://leetcode-cn.com/problems/boats-to-save-people		15139	34617
882	细分图中的可到达结点	困难	0.38	https://leetcode-cn.com/problems/reachable-nodes-in-subdivided-graph		3279	8626
883	三维形体投影面积	简单	0.658	https://leetcode-cn.com/problems/projection-area-of-3d-shapes		18231	27723
884	两句话中的不常见单词	简单	0.608	https://leetcode-cn.com/problems/uncommon-words-from-two-sentences		30751	50556
885	螺旋矩阵 III	中等	0.641	https://leetcode-cn.com/problems/spiral-matrix-iii		8798	13738
886	可能的二分法	中等	0.407	https://leetcode-cn.com/problems/possible-bipartition		13258	32607
887	鸡蛋掉落	困难	0.249	https://leetcode-cn.com/problems/super-egg-drop		7002	28118
888	公平的糖果交换	简单	0.568	https://leetcode-cn.com/problems/fair-candy-swap		27695	48737
889	根据前序和后序遍历构造二叉树	中等	0.601	https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-postorder-traversal		15415	25639
890	查找和替换模式	中等	0.711	https://leetcode-cn.com/problems/find-and-replace-pattern		28398	39930
891	子序列宽度之和	困难	0.289	https://leetcode-cn.com/problems/sum-of-subsequence-widths
892	三维形体的表面积	简单	0.56	https://leetcode-cn.com/problems/surface-area-of-3d-shapes		11068	19770
893	特殊等价字符串组	简单	0.626	https://leetcode-cn.com/problems/groups-of-special-equivalent-strings		15128	24145
894	所有可能的满二叉树	中等	0.707	https://leetcode-cn.com/problems/all-possible-full-binary-trees		17723	25063
895	最大频率栈	困难	0.56	https://leetcode-cn.com/problems/maximum-frequency-stack		13204	23545
896	单调数列	简单	0.553	https://leetcode-cn.com/problems/monotonic-array		44001	79594
897	递增顺序查找树	简单	0.646	https://leetcode-cn.com/problems/increasing-order-search-tree		31013	47977
898	子数组按位或操作	中等	0.34	https://leetcode-cn.com/problems/bitwise-ors-of-subarrays		7856	23098
899	有序队列	困难	0.472	https://leetcode-cn.com/problems/orderly-queue		4224	8940
900	RLE 迭代器	中等	0.502	https://leetcode-cn.com/problems/rle-iterator		13502	26893
901	股票价格跨度	中等	0.489	https://leetcode-cn.com/problems/online-stock-span		10330	21102
902	最大为 N 的数字组合	困难	0.286	https://leetcode-cn.com/problems/numbers-at-most-n-given-digit-set		4328	15132
903	DI 序列的有效排列	困难	0.442	https://leetcode-cn.com/problems/valid-permutations-for-di-sequence		2885	6531
904	水果成篮	中等	0.415	https://leetcode-cn.com/problems/fruit-into-baskets		53883	129990
905	按奇偶排序数组	简单	0.726	https://leetcode-cn.com/problems/sort-array-by-parity		99018	136395
906	超级回文数	困难	0.304	https://leetcode-cn.com/problems/super-palindromes		3259	10731
907	子数组的最小值之和	中等	0.273	https://leetcode-cn.com/problems/sum-of-subarray-minimums		10729	39301
908	最小差值 I	简单	0.645	https://leetcode-cn.com/problems/smallest-range-i		23656	36671
909	蛇梯棋	中等	0.335	https://leetcode-cn.com/problems/snakes-and-ladders		10453	31228
910	最小差值 II	中等	0.236	https://leetcode-cn.com/problems/smallest-range-ii		5881	24910
911	在线选举	中等	0.469	https://leetcode-cn.com/problems/online-election		12477	26615
912	排序数组	中等	0.637	https://leetcode-cn.com/problems/sort-an-array		9016	14175
913	猫和老鼠	困难	0.289	https://leetcode-cn.com/problems/cat-and-mouse		4187	14498
914	卡牌分组	简单	0.341	https://leetcode-cn.com/problems/x-of-a-kind-in-a-deck-of-cards		18789	55139
915	分割数组	中等	0.434	https://leetcode-cn.com/problems/partition-array-into-disjoint-intervals		10969	25310
916	单词子集	中等	0.453	https://leetcode-cn.com/problems/word-subsets		10771	23790
917	仅仅反转字母	简单	0.559	https://leetcode-cn.com/problems/reverse-only-letters		26956	48180
918	环形子数组的最大和	中等	0.318	https://leetcode-cn.com/problems/maximum-sum-circular-subarray		10394	32692
919	完全二叉树插入器	中等	0.55	https://leetcode-cn.com/problems/complete-binary-tree-inserter		8739	15878
920	播放列表的数量	困难	0.438	https://leetcode-cn.com/problems/number-of-music-playlists		5288	12057
921	使括号有效的最少添加	中等	0.701	https://leetcode-cn.com/problems/minimum-add-to-make-parentheses-valid		25352	36149
922	按奇偶排序数组 II	简单	0.671	https://leetcode-cn.com/problems/sort-array-by-parity-ii		43650	65099
923	三数之和的多种可能	中等	0.336	https://leetcode-cn.com/problems/3sum-with-multiplicity		10580	31432
924	尽量减少恶意软件的传播	困难	0.4	https://leetcode-cn.com/problems/minimize-malware-spread		11921	29839
925	长按键入	简单	0.444	https://leetcode-cn.com/problems/long-pressed-name		16774	37806
926	将字符串翻转到单调递增	中等	0.495	https://leetcode-cn.com/problems/flip-string-to-monotone-increasing		11837	23901
927	三等分	困难	0.304	https://leetcode-cn.com/problems/three-equal-parts		3896	12834
928	尽量减少恶意软件的传播 II	困难	0.392	https://leetcode-cn.com/problems/minimize-malware-spread-ii		4612	11764
929	独特的电子邮件地址	简单	0.71	https://leetcode-cn.com/problems/unique-email-addresses		118784	167288
930	和相同的二元子数组	中等	0.38	https://leetcode-cn.com/problems/binary-subarrays-with-sum		9674	25439
931	下降路径最小和	中等	0.589	https://leetcode-cn.com/problems/minimum-falling-path-sum		17870	30354
932	漂亮数组	中等	0.53	https://leetcode-cn.com/problems/beautiful-array		5253	9907
933	最近的请求次数	简单	0.696	https://leetcode-cn.com/problems/number-of-recent-calls		22507	32361
934	最短的桥	中等	0.439	https://leetcode-cn.com/problems/shortest-bridge		10003	22797
935	骑士拨号器	中等	0.407	https://leetcode-cn.com/problems/knight-dialer		11623	28505
936	戳印序列	困难	0.359	https://leetcode-cn.com/problems/stamping-the-sequence		3131	8725
937	重新排列日志文件	简单	0.572	https://leetcode-cn.com/problems/reorder-log-files		21715	37990
938	二叉搜索树的范围和	简单	0.792	https://leetcode-cn.com/problems/range-sum-of-bst		56090	70896
939	最小面积矩形	中等	0.505	https://leetcode-cn.com/problems/minimum-area-rectangle		17794	35240
940	不同的子序列 II	困难	0.398	https://leetcode-cn.com/problems/distinct-subsequences-ii		5691	14321
941	有效的山脉数组	简单	0.353	https://leetcode-cn.com/problems/valid-mountain-array		19790	56012
942	增减字符串匹配	简单	0.701	https://leetcode-cn.com/problems/di-string-match		31284	44656
943	最短超级串	困难	0.38	https://leetcode-cn.com/problems/find-the-shortest-superstring		4361	11466
944	删列造序	简单	0.693	https://leetcode-cn.com/problems/delete-columns-to-make-sorted		21998	31735
945	使数组唯一的最小增量	中等	0.429	https://leetcode-cn.com/problems/minimum-increment-to-make-array-unique		10693	24913
946	验证栈序列	中等	0.577	https://leetcode-cn.com/problems/validate-stack-sequences		13910	24127
947	移除最多的同行或同列石头	中等	0.542	https://leetcode-cn.com/problems/most-stones-removed-with-same-row-or-column		21452	39561
948	令牌放置	中等	0.393	https://leetcode-cn.com/problems/bag-of-tokens		6267	15942
949	给定数字能组成的最大时间	简单	0.34	https://leetcode-cn.com/problems/largest-time-for-given-digits		8685	25542
950	按递增顺序显示卡牌	中等	0.719	https://leetcode-cn.com/problems/reveal-cards-in-increasing-order		14969	20814
951	翻转等价二叉树	中等	0.653	https://leetcode-cn.com/problems/flip-equivalent-binary-trees		15893	24335
952	按公因数计算最大组件大小	困难	0.262	https://leetcode-cn.com/problems/largest-component-size-by-common-factor		4550	17342
953	验证外星语词典	简单	0.556	https://leetcode-cn.com/problems/verifying-an-alien-dictionary		20069	36084
954	二倍数对数组	中等	0.343	https://leetcode-cn.com/problems/array-of-doubled-pairs		8932	26013
955	删列造序 II	中等	0.313	https://leetcode-cn.com/problems/delete-columns-to-make-sorted-ii		5307	16932
956	最高的广告牌	困难	0.381	https://leetcode-cn.com/problems/tallest-billboard		3935	10346
957	N 天后的牢房	中等	0.38	https://leetcode-cn.com/problems/prison-cells-after-n-days		12034	31666
958	二叉树的完全性检验	中等	0.47	https://leetcode-cn.com/problems/check-completeness-of-a-binary-tree		14380	30530
959	由斜杠划分区域	中等	0.625	https://leetcode-cn.com/problems/regions-cut-by-slashes		6446	10314
960	删列造序 III	困难	0.527	https://leetcode-cn.com/problems/delete-columns-to-make-sorted-iii		3559	6759
961	重复 N 次的元素	简单	0.725	https://leetcode-cn.com/problems/n-repeated-element-in-size-2n-array		56168	77495
962	最大宽度坡	中等	0.416	https://leetcode-cn.com/problems/maximum-width-ramp		8977	21595
963	最小面积矩形 II	中等	0.443	https://leetcode-cn.com/problems/minimum-area-rectangle-ii		4480	10113
964	表示数字的最少运算符	困难	0.404	https://leetcode-cn.com/problems/least-operators-to-express-number		2248	5559
965	单值二叉树	简单	0.669	https://leetcode-cn.com/problems/univalued-binary-tree		34031	50855
966	元音拼写检查器	中等	0.417	https://leetcode-cn.com/problems/vowel-spellchecker		5020	12043
967	连续差相同的数字	中等	0.369	https://leetcode-cn.com/problems/numbers-with-same-consecutive-differences		7169	19415
968	监控二叉树	困难	0.352	https://leetcode-cn.com/problems/binary-tree-cameras		6885	19573
969	煎饼排序	中等	0.625	https://leetcode-cn.com/problems/pancake-sorting		10308	16500
970	强整数	简单	0.395	https://leetcode-cn.com/problems/powerful-integers		10948	27749
971	翻转二叉树以匹配先序遍历	中等	0.428	https://leetcode-cn.com/problems/flip-binary-tree-to-match-preorder-traversal		6009	14044
972	相等的有理数	困难	0.402	https://leetcode-cn.com/problems/equal-rational-numbers		2491	6195
973	最接近原点的 K 个点	中等	0.623	https://leetcode-cn.com/problems/k-closest-points-to-origin		63545	101958
974	和可被 K 整除的子数组	中等	0.448	https://leetcode-cn.com/problems/subarray-sums-divisible-by-k		11418	25503
975	奇偶跳	困难	0.48	https://leetcode-cn.com/problems/odd-even-jump		10809	22532
976	三角形的最大周长	简单	0.573	https://leetcode-cn.com/problems/largest-perimeter-triangle		15718	27428
977	有序数组的平方	简单	0.721	https://leetcode-cn.com/problems/squares-of-a-sorted-array		70827	98329
978	最长湍流子数组	中等	0.455	https://leetcode-cn.com/problems/longest-turbulent-subarray		10044	22079
979	在二叉树中分配硬币	中等	0.67	https://leetcode-cn.com/problems/distribute-coins-in-binary-tree		12970	19368
980	不同路径 III	困难	0.711	https://leetcode-cn.com/problems/unique-paths-iii		9021	12690
981	基于时间的键值存储	中等	0.505	https://leetcode-cn.com/problems/time-based-key-value-store		12606	24926
982	按位与为零的三元组	困难	0.538	https://leetcode-cn.com/problems/triples-with-bitwise-and-equal-to-zero		4547	8444
983	最低票价	中等	0.573	https://leetcode-cn.com/problems/minimum-cost-for-tickets		13755	24013
984	不含 AAA 或 BBB 的字符串	中等	0.336	https://leetcode-cn.com/problems/string-without-aaa-or-bbb		9533	28343
985	查询后的偶数和	简单	0.637	https://leetcode-cn.com/problems/sum-of-even-numbers-after-queries		20475	32147
986	区间列表的交集	中等	0.63	https://leetcode-cn.com/problems/interval-list-intersections		16531	26250
987	二叉树的垂序遍历	中等	0.319	https://leetcode-cn.com/problems/vertical-order-traversal-of-a-binary-tree		9630	30171
988	从叶结点开始的最小字符串	中等	0.463	https://leetcode-cn.com/problems/smallest-string-starting-from-leaf		10618	22951
989	数组形式的整数加法	简单	0.448	https://leetcode-cn.com/problems/add-to-array-form-of-integer		15566	34751
990	等式方程的可满足性	中等	0.398	https://leetcode-cn.com/problems/satisfiability-of-equality-equations		7325	18399
991	坏了的计算器	中等	0.402	https://leetcode-cn.com/problems/broken-calculator		6340	15771
992	K 个不同整数的子数组	困难	0.446	https://leetcode-cn.com/problems/subarrays-with-k-different-integers		6044	13540
993	二叉树的堂兄弟节点	简单	0.525	https://leetcode-cn.com/problems/cousins-in-binary-tree		16795	31986
994	腐烂的橘子	简单	0.462	https://leetcode-cn.com/problems/rotting-oranges		11664	25212
995	K 连续位的最小翻转次数	困难	0.487	https://leetcode-cn.com/problems/minimum-number-of-k-consecutive-bit-flips		4786	9825
996	正方形数组的数目	困难	0.477	https://leetcode-cn.com/problems/number-of-squareful-arrays		5456	11430
997	找到小镇的法官	简单	0.491	https://leetcode-cn.com/problems/find-the-town-judge		16546	33685
998	最大二叉树 II	中等	0.618	https://leetcode-cn.com/problems/maximum-binary-tree-ii		7534	12189
999	车的可用捕获量	简单	0.661	https://leetcode-cn.com/problems/available-captures-for-rook		12828	19412
1000	合并石头的最低成本	困难	0.314	https://leetcode-cn.com/problems/minimum-cost-to-merge-stones		3432	10940
1001	网格照明	困难	0.343	https://leetcode-cn.com/problems/grid-illumination		4401	12833
1002	查找常用字符	简单	0.659	https://leetcode-cn.com/problems/find-common-characters		23106	35086
1003	检查替换后的词是否有效	中等	0.518	https://leetcode-cn.com/problems/check-if-word-is-valid-after-substitutions		8872	17119
1004	最大连续1的个数 III	中等	0.531	https://leetcode-cn.com/problems/max-consecutive-ones-iii		10983	20657
1005	K 次取反后最大化的数组和	简单	0.496	https://leetcode-cn.com/problems/maximize-sum-of-array-after-k-negations		11241	22680
1006	笨阶乘	中等	0.537	https://leetcode-cn.com/problems/clumsy-factorial		7062	13152
1007	行相等的最少多米诺旋转	中等	0.477	https://leetcode-cn.com/problems/minimum-domino-rotations-for-equal-row		8199	17170
1008	先序遍历构造二叉树	中等	0.729	https://leetcode-cn.com/problems/construct-binary-search-tree-from-preorder-traversal		13577	18616
1009	十进制整数的反码	简单	0.589	https://leetcode-cn.com/problems/complement-of-base-10-integer		11039	18740
1010	总持续时间可被 60 整除的歌曲	简单	0.455	https://leetcode-cn.com/problems/pairs-of-songs-with-total-durations-divisible-by-60		11234	24684
1011	在 D 天内送达包裹的能力	中等	0.53	https://leetcode-cn.com/problems/capacity-to-ship-packages-within-d-days		9229	17393
1012	至少有 1 位重复的数字	困难	0.344	https://leetcode-cn.com/problems/numbers-with-repeated-digits		2546	7401
1013	将数组分成和相等的三个部分	简单	0.551	https://leetcode-cn.com/problems/partition-array-into-three-parts-with-equal-sum		12887	23391
1014	最佳观光组合	中等	0.487	https://leetcode-cn.com/problems/best-sightseeing-pair		7150	14666
1015	可被 K 整除的最小整数	中等	0.281	https://leetcode-cn.com/problems/smallest-integer-divisible-by-k		5399	19243
1016	子串能表示从 1 到 N 数字的二进制串	中等	0.616	https://leetcode-cn.com/problems/binary-string-with-substrings-representing-1-to-n		6475	10518
1017	负二进制转换	中等	0.565	https://leetcode-cn.com/problems/convert-to-base-2		5602	9904
1018	可被 5 整除的二进制前缀	简单	0.464	https://leetcode-cn.com/problems/binary-prefix-divisible-by-5		9920	21407
1019	链表中的下一个更大节点	中等	0.563	https://leetcode-cn.com/problems/next-greater-node-in-linked-list		11323	20088
1020	飞地的数量	中等	0.549	https://leetcode-cn.com/problems/number-of-enclaves		6999	12734
1021	删除最外层的括号	简单	0.762	https://leetcode-cn.com/problems/remove-outermost-parentheses		23381	30688
1022	从根到叶的二进制数之和	简单	0.54	https://leetcode-cn.com/problems/sum-of-root-to-leaf-binary-numbers		11175	20623
1023	驼峰式匹配	中等	0.566	https://leetcode-cn.com/problems/camelcase-matching		7206	12736
1024	视频拼接	中等	0.471	https://leetcode-cn.com/problems/video-stitching		7469	15850
1025	除数博弈	简单	0.63	https://leetcode-cn.com/problems/divisor-game		11522	18281
1026	节点与其祖先之间的最大差值	中等	0.592	https://leetcode-cn.com/problems/maximum-difference-between-node-and-ancestor		8391	14158
1027	最长等差数列	中等	0.469	https://leetcode-cn.com/problems/longest-arithmetic-sequence		7534	16025
1028	从先序遍历还原二叉树	困难	0.709	https://leetcode-cn.com/problems/recover-a-tree-from-preorder-traversal		6157	8691
1029	两地调度	简单	0.537	https://leetcode-cn.com/problems/two-city-scheduling		8732	16245
1030	距离顺序排列矩阵单元格	简单	0.657	https://leetcode-cn.com/problems/matrix-cells-in-distance-order		9029	13773
1031	两个非重叠子数组的最大和	中等	0.555	https://leetcode-cn.com/problems/maximum-sum-of-two-non-overlapping-subarrays		5611	10108
1032	字符流	困难	0.41	https://leetcode-cn.com/problems/stream-of-characters		4787	11686
1033	移动石子直到连续	简单	0.347	https://leetcode-cn.com/problems/moving-stones-until-consecutive		5595	16082
1034	边框着色	中等	0.424	https://leetcode-cn.com/problems/coloring-a-border		4386	10330
1035	不相交的线	中等	0.515	https://leetcode-cn.com/problems/uncrossed-lines		5085	9889
1036	逃离大迷宫	困难	0.372	https://leetcode-cn.com/problems/escape-a-large-maze		3281	8878
1037	有效的回旋镖	简单	0.375	https://leetcode-cn.com/problems/valid-boomerang		7085	18881
1038	从二叉搜索树到更大和树	中等	0.801	https://leetcode-cn.com/problems/binary-search-tree-to-greater-sum-tree		9348	11664
1039	多边形三角剖分的最低得分	中等	0.407	https://leetcode-cn.com/problems/minimum-score-triangulation-of-polygon		3096	7596
1040	移动石子直到连续 II	中等	0.458	https://leetcode-cn.com/problems/moving-stones-until-consecutive-ii		1565	3424
1041	困于环中的机器人	简单	0.427	https://leetcode-cn.com/problems/robot-bounded-in-circle		5571	13035
1042	不邻接植花	简单	0.478	https://leetcode-cn.com/problems/flower-planting-with-no-adjacent		4916	10280
1043	分隔数组以得到最大和	中等	0.615	https://leetcode-cn.com/problems/partition-array-for-maximum-sum		4461	7248
1044	最长重复子串	困难	0.229	https://leetcode-cn.com/problems/longest-duplicate-substring		1792	7801
1045	买下所有产品的客户	中等	0.637	https://leetcode-cn.com/problems/customers-who-bought-all-products	Lock
1046	最后一块石头的重量	简单	0.63	https://leetcode-cn.com/problems/last-stone-weight		9275	14715
1047	删除字符串中的所有相邻重复项	简单	0.629	https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string		10561	16770
1048	最长字符串链	中等	0.468	https://leetcode-cn.com/problems/longest-string-chain		5889	12564
1049	最后一块石头的重量 II	中等	0.389	https://leetcode-cn.com/problems/last-stone-weight-ii		3734	9586
1050	合作过至少三次的演员和导演	简单	0.772	https://leetcode-cn.com/problems/actors-and-directors-who-cooperated-at-least-three-times	Lock
1051	高度检查器	简单	0.703	https://leetcode-cn.com/problems/height-checker		8910	12674
1052	爱生气的书店老板	中等	0.519	https://leetcode-cn.com/problems/grumpy-bookstore-owner
1053	交换一次的先前排列	中等	0.471	https://leetcode-cn.com/problems/previous-permutation-with-one-swap		4055	8602
1054	距离相等的条形码	中等	0.381	https://leetcode-cn.com/problems/distant-barcodes		4523	11861
1055	形成字符串的最短路径	中等	0.575	https://leetcode-cn.com/problems/shortest-way-to-form-string	Lock
1056	易混淆数	简单	0.485	https://leetcode-cn.com/problems/confusing-number	Lock
1057	校园自行车分配	中等	0.583	https://leetcode-cn.com/problems/campus-bikes	Lock
1058	最小化舍入误差以满足目标	中等	0.389	https://leetcode-cn.com/problems/minimize-rounding-error-to-meet-target	Lock
1059	从始点到终点的所有路径	中等	0.45	https://leetcode-cn.com/problems/all-paths-from-source-lead-to-destination	Lock
1060	有序数组中的缺失元素	中等	0.536	https://leetcode-cn.com/problems/missing-element-in-sorted-array	Lock
1061	按字典序排列最小的等效字符串	中等	0.62	https://leetcode-cn.com/problems/lexicographically-smallest-equivalent-string	Lock
1062	最长重复子串	中等	0.495	https://leetcode-cn.com/problems/longest-repeating-substring	Lock
1063	有效子数组的数目	困难	0.772	https://leetcode-cn.com/problems/number-of-valid-subarrays	Lock
1064	不动点	简单	0.827	https://leetcode-cn.com/problems/fixed-point	Lock
1065	字符串的索引对	简单	0.585	https://leetcode-cn.com/problems/index-pairs-of-a-string	Lock
1066	校园自行车分配 II	中等	0.39	https://leetcode-cn.com/problems/campus-bikes-ii	Lock
1067	范围内的数字计数	困难	0.32	https://leetcode-cn.com/problems/digit-count-in-range	Lock
1068	Product Sales Analysis I	简单	0.814	https://leetcode-cn.com/problems/product-sales-analysis-i	Lock
1069	Product Sales Analysis II	简单	0.799	https://leetcode-cn.com/problems/product-sales-analysis-ii	Lock
1070	Product Sales Analysis III	中等	0.393	https://leetcode-cn.com/problems/product-sales-analysis-iii	Lock
1071	字符串的最大公因子	简单	0.523	https://leetcode-cn.com/problems/greatest-common-divisor-of-strings		5001	9531
1072	按列翻转得到最大值等行数	中等	0.549	https://leetcode-cn.com/problems/flip-columns-for-maximum-number-of-equal-rows		3274	5971
1073	负二进制数相加	中等	0.308	https://leetcode-cn.com/problems/adding-two-negabinary-numbers		2516	8122
1074	元素和为目标值的子矩阵数量	困难	0.599	https://leetcode-cn.com/problems/number-of-submatrices-that-sum-to-target		1871	3121
1075	Project Employees I	简单	0.607	https://leetcode-cn.com/problems/project-employees-i	Lock
1076	Project Employees II	简单	0.518	https://leetcode-cn.com/problems/project-employees-ii	Lock
1077	Project Employees III	中等	0.786	https://leetcode-cn.com/problems/project-employees-iii	Lock
1078	Bigram 分词	简单	0.623	https://leetcode-cn.com/problems/occurrences-after-bigram		12041	18335
1079	活字印刷	中等	0.684	https://leetcode-cn.com/problems/letter-tile-possibilities		8899	11746
1080	根到叶路径上的不足节点	中等	0.374	https://leetcode-cn.com/problems/insufficient-nodes-in-root-to-leaf-paths		5987	13969
1081	不同字符的最小子序列	中等	0.368	https://leetcode-cn.com/problems/smallest-subsequence-of-distinct-characters		4035	9349
1082	Sales Analysis I	简单	0.74	https://leetcode-cn.com/problems/sales-analysis-i	Lock
1083	Sales Analysis II	简单	0.436	https://leetcode-cn.com/problems/sales-analysis-ii	Lock
1084	Sales Analysis III	简单	0.378	https://leetcode-cn.com/problems/sales-analysis-iii	Lock
1085	最小元素各数位之和	简单	0.719	https://leetcode-cn.com/problems/sum-of-digits-in-the-minimum-number	Lock
1086	前五科的均分	简单	0.646	https://leetcode-cn.com/problems/high-five	Lock
1087	字母切换	中等	0.359	https://leetcode-cn.com/problems/brace-expansion	Lock
1088	易混淆数 II	困难	0.206	https://leetcode-cn.com/problems/confusing-number-ii	Lock
1089	复写零	简单	0.536	https://leetcode-cn.com/problems/duplicate-zeros		13700	23157
1090	受标签影响的最大值	中等	0.416	https://leetcode-cn.com/problems/largest-values-from-labels		5313	9264
1091	二进制矩阵中的最短路径	中等	0.237	https://leetcode-cn.com/problems/shortest-path-in-binary-matrix		6198	17037
1092	最短公共超序列	困难	0.337	https://leetcode-cn.com/problems/shortest-common-supersequence
1093	大样本统计	中等	0.337	https://leetcode-cn.com/problems/statistics-from-a-large-sample		4368	10109
1094	拼车	中等	0.487	https://leetcode-cn.com/problems/car-pooling		7778	13539
1095	山脉数组中查找目标值	困难	0.253	https://leetcode-cn.com/problems/find-in-mountain-array		3845	11263
1096	花括号展开 II	困难	0.408	https://leetcode-cn.com/problems/brace-expansion-ii		2151	3910
1097	Game Play Analysis V	困难	0.272	https://leetcode-cn.com/problems/game-play-analysis-v	Lock
1098	Unpopular Books	中等	0.388	https://leetcode-cn.com/problems/unpopular-books	Lock
1099	小于 K 的两数之和	简单	0.461	https://leetcode-cn.com/problems/two-sum-less-than-k	Lock
1100	长度为 K 的无重复字符子串	中等	0.581	https://leetcode-cn.com/problems/find-k-length-substrings-with-no-repeated-characters	Lock
1101	彼此熟识的最早时间	中等	0.561	https://leetcode-cn.com/problems/the-earliest-moment-when-everyone-become-friends	Lock
1102	得分最高的路径	中等	0.181	https://leetcode-cn.com/problems/path-with-maximum-minimum-value	Lock
1103	分糖果 II	简单	0.597	https://leetcode-cn.com/problems/distribute-candies-to-people		8722	14233
1104	二叉树寻路	中等	0.607	https://leetcode-cn.com/problems/path-in-zigzag-labelled-binary-tree		6027	8519
1105	填充书架	中等	0.487	https://leetcode-cn.com/problems/filling-bookcase-shelves		4312	7888
1106	解析布尔表达式	困难	0.516	https://leetcode-cn.com/problems/parsing-a-boolean-expression		4336	7418
1108	IP 地址无效化	简单	0.801	https://leetcode-cn.com/problems/defanging-an-ip-address		29140	34021
1109	航班预订统计	中等	0.27	https://leetcode-cn.com/problems/corporate-flight-bookings		6608	13796
1110	删点成林	中等	0.511	https://leetcode-cn.com/problems/delete-nodes-and-return-forest		7766	12424
1111	有效括号的嵌套深度	中等	0.633	https://leetcode-cn.com/problems/maximum-nesting-depth-of-two-valid-parentheses-strings		3444	5298
1114	按序打印	简单	0.559	https://leetcode-cn.com/problems/print-in-order		7353	12577
1115	交替打印FooBar	中等	0.575	https://leetcode-cn.com/problems/print-foobar-alternately		3969	6731
1116	打印零与奇偶数	中等	0.462	https://leetcode-cn.com/problems/print-zero-even-odd		2339	4249
1117	H2O 生成	困难	0.327	https://leetcode-cn.com/problems/building-h2o		2144	4189
1118	一月有多少天	简单	0.636	https://leetcode-cn.com/problems/number-of-days-in-a-month	Lock
1119	删去字符串中的元音	简单	0.884	https://leetcode-cn.com/problems/remove-vowels-from-a-string	Lock
1120	子树的最大平均值	中等	0.544	https://leetcode-cn.com/problems/maximum-average-subtree	Lock
1121	将数组分成几个递增序列	困难	0.473	https://leetcode-cn.com/problems/divide-array-into-increasing-sequences	Lock
1122	数组的相对排序	简单	0.615	https://leetcode-cn.com/problems/relative-sort-array		11474	17091
1123	最深叶节点的最近公共祖先	中等	0.559	https://leetcode-cn.com/problems/lowest-common-ancestor-of-deepest-leaves		5406	8426
1124	表现良好的最长时间段	中等	0.144	https://leetcode-cn.com/problems/longest-well-performing-interval		4678	15732
1125	最小的必要团队	困难	0.325	https://leetcode-cn.com/problems/smallest-sufficient-team		3066	6879
1128	等价多米诺骨牌对的数量	简单	0.324	https://leetcode-cn.com/problems/number-of-equivalent-domino-pairs		7492	17191
1129	颜色交替的最短路径	中等	0.265	https://leetcode-cn.com/problems/shortest-path-with-alternating-colors		3721	10358
1130	叶值的最小代价生成树	中等	0.489	https://leetcode-cn.com/problems/minimum-cost-tree-from-leaf-values		3480	5924
1131	绝对值表达式的最大值	中等	0.285	https://leetcode-cn.com/problems/maximum-of-absolute-value-expression		2589	5145
1133	最大唯一数	简单	0.547	https://leetcode-cn.com/problems/largest-unique-number	Lock
1134	阿姆斯特朗数	简单	0.754	https://leetcode-cn.com/problems/armstrong-number	Lock
1135	最低成本联通所有城市	中等	0.236	https://leetcode-cn.com/problems/connecting-cities-with-minimum-cost	Lock
1136	平行课程	困难	0.459	https://leetcode-cn.com/problems/parallel-courses	Lock
1137	第 N 个泰波那契数    新	简单	0.571	https://leetcode-cn.com/problems/n-th-tribonacci-number		7298	11746
1138	字母板上的路径    新	中等	0.286	https://leetcode-cn.com/problems/alphabet-board-path		4881	11596
1139	最大的以 1 为边界的正方形    新	中等	0.329	https://leetcode-cn.com/problems/largest-1-bordered-square		3403	8072
1140	石子游戏 II    新	中等	0.45	https://leetcode-cn.com/problems/stone-game-ii		2631	4327
1144	递减元素使数组呈锯齿状	中等	0.34	https://leetcode-cn.com/problems/decrease-elements-to-make-array-zigzag		1260	3713
1145	二叉树着色游戏	中等	0.309	https://leetcode-cn.com/problems/binary-tree-coloring-game		749	2424
1146	快照数组	中等	0.238	https://leetcode-cn.com/problems/snapshot-array		692	2903
1147	段式回文	困难	0.491	https://leetcode-cn.com/problems/longest-chunked-palindrome-decomposition		594	1211
1150	检查一个数是否在数组中占绝大多数	简单	0.659	https://leetcode-cn.com/problems/check-if-a-number-is-majority-element-in-a-sorted-array	Lock	572	868
1151	最少交换次数来组合所有的 1	中等	0.335	https://leetcode-cn.com/problems/minimum-swaps-to-group-all-1s-together	Lock	387	1155
1152	用户网站访问行为分析	中等	0.267	https://leetcode-cn.com/problems/analyze-user-website-visit-pattern	Lock	194	727
1153	字符串转化	困难	0.214	https://leetcode-cn.com/problems/string-transforms-into-another-string	Lock	205	957
1154	一年中的第几天	简单	0.486	https://leetcode-cn.com/problems/ordinal-number-of-date		2108	4339
1155	掷骰子的N种方法	中等	0.413	https://leetcode-cn.com/problems/number-of-dice-rolls-with-target-sum		1205	2915
1156	单字符重复子串的最大长度	中等	0.413	https://leetcode-cn.com/problems/swap-for-maximum-repeated-substring
1157	子数组中占绝大多数的元素	困难	0.224	https://leetcode-cn.com/problems/online-majority-element-in-subarray		534	2383
1160	拼写单词	简单	0.615	https://leetcode-cn.com/problems/find-words-that-can-be-formed-by-characters
1161	最大层内元素和	中等	0.625	https://leetcode-cn.com/problems/maximum-level-sum-of-a-binary-tree		1188	1900
1162	地图分析	中等	0.294	https://leetcode-cn.com/problems/as-far-from-land-as-possible		937	3173
1163	按字典序排在最后的子串	困难	0.222	https://leetcode-cn.com/problems/last-substring-in-lexicographical-order		652	2935
1165	单行键盘	简单	0.85	https://leetcode-cn.com/problems/single-row-keyboard	Lock	447	526
1166	设计文件系统	中等	0.497	https://leetcode-cn.com/problems/design-file-system	Lock	296	595
1167	连接棒材的最低费用	中等	0.299	https://leetcode-cn.com/problems/minimum-cost-to-connect-sticks	Lock	324	1084
1168	水资源分配优化	困难	0.337	https://leetcode-cn.com/problems/optimize-water-distribution-in-a-village	Lock	151	449
1169	查询无效交易	简单	0.197	https://leetcode-cn.com/problems/invalid-transactions		567	2878
1170	比较字符串最小字母出现频次	简单	0.555	https://leetcode-cn.com/problems/compare-strings-by-frequency-of-the-smallest-character		727	1309
1171	从链表中删去总和值为零的连续节点	中等	0.328	https://leetcode-cn.com/problems/remove-zero-sum-consecutive-nodes-from-linked-list		412	1253
1172	餐盘栈	困难	0.209	https://leetcode-cn.com/problems/dinner-plate-stacks		204	954
1173	Immediate Food Delivery I	简单	0.645	https://leetcode-cn.com/problems/immediate-food-delivery-i	Lock
1174	Immediate Food Delivery II	中等	0.235	https://leetcode-cn.com/problems/immediate-food-delivery-ii	Lock
1175	质数排列	简单	0.445	https://leetcode-cn.com/problems/prime-arrangements
1176	健身计划评估	简单	0.378	https://leetcode-cn.com/problems/diet-plan-performance	Lock
1177	构建回文串检测	中等	0.189	https://leetcode-cn.com/problems/can-make-palindrome-from-substring
1178	猜字谜	困难	0.229	https://leetcode-cn.com/problems/number-of-valid-words-for-each-puzzle
1179	重新格式化部门表	简单	0.616	https://leetcode-cn.com/problems/reformat-department-table
1180	统计只含单一字母的子串	简单	0.706	https://leetcode-cn.com/problems/count-substrings-with-only-one-distinct-letter	Lock
1181	前后拼接	中等	0.327	https://leetcode-cn.com/problems/before-and-after-puzzle	Lock
1182	与目标颜色间的最短距离	中等	0.239	https://leetcode-cn.com/problems/shortest-distance-to-target-color	Lock
1183	矩阵中 1 的最大数量	困难	0.349	https://leetcode-cn.com/problems/maximum-number-of-ones	Lock
1184	公交站间的距离	简单	0.542	https://leetcode-cn.com/problems/distance-between-bus-stops
1185	一周中的第几天	简单	0.568	https://leetcode-cn.com/problems/day-of-the-week
1186	删除一次得到子数组最大和	中等	0.234	https://leetcode-cn.com/problems/maximum-subarray-sum-with-one-deletion
1187	使数组严格递增	困难	0.331	https://leetcode-cn.com/problems/make-array-strictly-increasing
1188	Design Bounded Blocking Queue	中等	1	https://leetcode-cn.com/problems/design-bounded-blocking-queue	Lock
1189	“气球” 的最大数量	简单	0.613	https://leetcode-cn.com/problems/maximum-number-of-balloons
1190	反转每对括号间的子串	中等	0.451	https://leetcode-cn.com/problems/reverse-substrings-between-each-pair-of-parentheses
1191	K 次串联后最大子数组之和	中等	0.219	https://leetcode-cn.com/problems/k-concatenation-maximum-sum
1192	查找集群内的「关键连接」	困难	0.28	https://leetcode-cn.com/problems/critical-connections-in-a-network
1193	每月交易 I	中等	0.597	https://leetcode-cn.com/problems/monthly-transactions-i	Lock
1194	锦标赛优胜者	困难	0.358	https://leetcode-cn.com/problems/tournament-winners	Lock
1195	交替打印字符串	中等	0.592	https://leetcode-cn.com/problems/fizz-buzz-multithreaded
1196	最多可以买到的苹果数量	简单	0.67	https://leetcode-cn.com/problems/how-many-apples-can-you-put-into-the-basket	Lock
1197	进击的骑士	中等	0.23	https://leetcode-cn.com/problems/minimum-knight-moves	Lock
1198	找出所有行中最小公共元素	中等	0.673	https://leetcode-cn.com/problems/find-smallest-common-element-in-all-rows	Lock
1199	建造街区的最短时间	困难	0.278	https://leetcode-cn.com/problems/minimum-time-to-build-blocks	Lock
1200	最小绝对差	简单	0.598	https://leetcode-cn.com/problems/minimum-absolute-difference
1201	丑数 III	中等	0.148	https://leetcode-cn.com/problems/ugly-number-iii
1202	交换字符串中的元素	中等	0.25	https://leetcode-cn.com/problems/smallest-string-with-swaps
1203	项目管理	困难	0.386	https://leetcode-cn.com/problems/sort-items-by-groups-respecting-dependencies
1204	Last Person to Fit in the Elevator	中等	0.545	https://leetcode-cn.com/problems/last-person-to-fit-in-the-elevator	Lock
1205	每月交易II	中等	0.36	https://leetcode-cn.com/problems/monthly-transactions-ii	Lock
1206	设计跳表	困难	0.58	https://leetcode-cn.com/problems/design-skiplist
1207	独一无二的出现次数	简单	0.661	https://leetcode-cn.com/problems/unique-number-of-occurrences
1208	尽可能使字符串相等	中等	0.26	https://leetcode-cn.com/problems/get-equal-substrings-within-budget
1209	删除字符串中的所有相邻重复项 II	中等	0.503	https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string-ii
1210	穿过迷宫的最少移动次数	困难	0.432	https://leetcode-cn.com/problems/minimum-moves-to-reach-target-with-rotations
1211	Queries Quality and Percentage	简单	0.857	https://leetcode-cn.com/problems/queries-quality-and-percentage	Lock
1212	Team Scores in Football Tournament	中等	0.733	https://leetcode-cn.com/problems/team-scores-in-football-tournament	Lock
1213	三个有序数组的交集	简单	0.735	https://leetcode-cn.com/problems/intersection-of-three-sorted-arrays	Lock
1214	查找两棵二叉搜索树之和	中等	0.595	https://leetcode-cn.com/problems/two-sum-bsts	Lock
1215	步进数	中等	0.306	https://leetcode-cn.com/problems/stepping-numbers	Lock
1216	验证回文字符串 III	困难	0.422	https://leetcode-cn.com/problems/valid-palindrome-iii	Lock
1217	玩筹码	简单	0.633	https://leetcode-cn.com/problems/play-with-chips
1218	最长定差子序列	中等	0.301	https://leetcode-cn.com/problems/longest-arithmetic-subsequence-of-given-difference
1219	黄金矿工	中等	0.598	https://leetcode-cn.com/problems/path-with-maximum-gold
1220	统计元音字母序列的数目	困难	0.532	https://leetcode-cn.com/problems/count-vowels-permutation
LCP 1	猜数字	简单	0.836	https://leetcode-cn.com/problems/guess-numbers
LCP 2	分式化简	简单	0.491	https://leetcode-cn.com/problems/deep-dark-fraction
LCP 3	机器人大冒险	中等	0.138	https://leetcode-cn.com/problems/programmable-robot
LCP 4	覆盖	困难	0.213	https://leetcode-cn.com/problems/broken-board-dominoes
LCP 5	发 LeetCoin	困难	0.211	https://leetcode-cn.com/problems/coin-bonus
1221	分割平衡字符串	简单	0.784	https://leetcode-cn.com/problems/split-a-string-in-balanced-strings
1222	可以攻击国王的皇后	中等	0.649	https://leetcode-cn.com/problems/queens-that-can-attack-the-king
1223	掷骰子模拟	中等	0.45	https://leetcode-cn.com/problems/dice-roll-simulation
1224	最大相等频率	困难	0.295	https://leetcode-cn.com/problems/maximum-equal-frequency
1225	报告系统状态的连续日期	困难	0.531	https://leetcode-cn.com/problems/report-contiguous-dates	Lock
1226	哲学家进餐	中等	0.586	https://leetcode-cn.com/problems/the-dining-philosophers
1227	飞机座位分配概率	中等	0.638	https://leetcode-cn.com/problems/airplane-seat-assignment-probability
1228	等差数列中缺失的数字	简单	0.547	https://leetcode-cn.com/problems/missing-number-in-arithmetic-progression	Lock
1229	安排会议日程	中等	0.353	https://leetcode-cn.com/problems/meeting-scheduler	Lock
1230	抛掷硬币	中等	0.424	https://leetcode-cn.com/problems/toss-strange-coins	Lock
1231	分享巧克力	困难	0.555	https://leetcode-cn.com/problems/divide-chocolate	Lock
1232	缀点成线	简单	0.505	https://leetcode-cn.com/problems/check-if-it-is-a-straight-line
1233	删除子文件夹	中等	0.448	https://leetcode-cn.com/problems/remove-sub-folders-from-the-filesystem
1234	替换子串得到平衡字符串	中等	0.304	https://leetcode-cn.com/problems/replace-the-substring-for-balanced-string
1235	规划兼职工作	困难	0.424	https://leetcode-cn.com/problems/maximum-profit-in-job-scheduling
1236	网络爬虫	中等	0.552	https://leetcode-cn.com/problems/web-crawler	Lock
1237	找出给定方程的正整数解	简单	0.688	https://leetcode-cn.com/problems/find-positive-integer-solution-for-a-given-equation
1238	循环码排列	中等	0.614	https://leetcode-cn.com/problems/circular-permutation-in-binary-representation
1239	串联字符串的最大长度	中等	0.397	https://leetcode-cn.com/problems/maximum-length-of-a-concatenated-string-with-unique-characters
1240	铺瓷砖	困难	0.466	https://leetcode-cn.com/problems/tiling-a-rectangle-with-the-fewest-squares
1241	每个帖子的评论数	简单	0.606	https://leetcode-cn.com/problems/number-of-comments-per-post	Lock
1242	多线程网页爬虫	中等	0.382	https://leetcode-cn.com/problems/web-crawler-multithreaded	Lock
1243	数组变换	简单	0.522	https://leetcode-cn.com/problems/array-transformation	Lock
1244	力扣排行榜	中等	0.56	https://leetcode-cn.com/problems/design-a-leaderboard	Lock
1245	树的直径	中等	0.444	https://leetcode-cn.com/problems/tree-diameter	Lock
1246	删除回文子数组	困难	0.459	https://leetcode-cn.com/problems/palindrome-removal	Lock
1247	交换字符使得字符串相同	中等	0.573	https://leetcode-cn.com/problems/minimum-swaps-to-make-strings-equal
1248	统计「优美子数组」	中等	0.543	https://leetcode-cn.com/problems/count-number-of-nice-subarrays
1249	移除无效的括号	中等	0.556	https://leetcode-cn.com/problems/minimum-remove-to-make-valid-parentheses
1250	检查「好数组」	困难	0.514	https://leetcode-cn.com/problems/check-if-it-is-a-good-array
1251	平均售价	简单	0.781	https://leetcode-cn.com/problems/average-selling-price	Lock
1252	奇数值单元格的数目	简单	0.757	https://leetcode-cn.com/problems/cells-with-odd-values-in-a-matrix
1253	重构 2 行二进制矩阵	中等	0.377	https://leetcode-cn.com/problems/reconstruct-a-2-row-binary-matrix
1254	统计封闭岛屿的数目	中等	0.577	https://leetcode-cn.com/problems/number-of-closed-islands
1255	得分最高的单词集合	困难	0.642	https://leetcode-cn.com/problems/maximum-score-words-formed-by-letters
1256	加密数字	中等	0.621	https://leetcode-cn.com/problems/encode-number	Lock
1257	最小公共区域	中等	0.522	https://leetcode-cn.com/problems/smallest-common-region	Lock
1258	近义词句子	中等	0.57	https://leetcode-cn.com/problems/synonymous-sentences	Lock
1259	不相交的握手	困难	0.464	https://leetcode-cn.com/problems/handshakes-that-dont-cross	Lock
1260	二维网格迁移	简单	0.596	https://leetcode-cn.com/problems/shift-2d-grid
1261	在受污染的二叉树中查找元素	中等	0.712	https://leetcode-cn.com/problems/find-elements-in-a-contaminated-binary-tree
1262	可被三整除的最大和	中等	0.473	https://leetcode-cn.com/problems/greatest-sum-divisible-by-three
1263	推箱子	困难	0.411	https://leetcode-cn.com/problems/minimum-moves-to-move-a-box-to-their-target-location
1264	页面推荐	中等	0.595	https://leetcode-cn.com/problems/page-recommendations	Lock
1265	逆序打印不可变链表	中等	0.924	https://leetcode-cn.com/problems/print-immutable-linked-list-in-reverse	Lock
1266	访问所有点的最小时间	简单	0.811	https://leetcode-cn.com/problems/minimum-time-visiting-all-points
1267	统计参与通信的服务器	中等	0.596	https://leetcode-cn.com/problems/count-servers-that-communicate
1268	搜索推荐系统	中等	0.546	https://leetcode-cn.com/problems/search-suggestions-system
1269	停在原地的方案数	困难	0.389	https://leetcode-cn.com/problems/number-of-ways-to-stay-in-the-same-place-after-some-steps
1270	向公司CEO汇报工作的所有人	中等	0.826	https://leetcode-cn.com/problems/all-people-report-to-the-given-manager	Lock
1271	十六进制魔术数字	简单	0.479	https://leetcode-cn.com/problems/hexspeak	Lock
1272	删除区间	中等	0.481	https://leetcode-cn.com/problems/remove-interval	Lock
1273	删除树节点	中等	0.531	https://leetcode-cn.com/problems/delete-tree-nodes	Lock
1274	矩形内船只的数目	困难	0.536	https://leetcode-cn.com/problems/number-of-ships-in-a-rectangle	Lock
1275	找出井字棋的获胜者	简单	0.525	https://leetcode-cn.com/problems/find-winner-on-a-tic-tac-toe-game
1276	不浪费原料的汉堡制作方案	中等	0.494	https://leetcode-cn.com/problems/number-of-burgers-with-no-waste-of-ingredients
1277	统计全为 1 的正方形子矩阵	中等	0.699	https://leetcode-cn.com/problems/count-square-submatrices-with-all-ones
1278	分割回文串 III	困难	0.576	https://leetcode-cn.com/problems/palindrome-partitioning-iii
1279	红绿灯路口	简单	0.591	https://leetcode-cn.com/problems/traffic-light-controlled-intersection	Lock
1280	学生们参加各科测试的次数	简单	0.537	https://leetcode-cn.com/problems/students-and-examinations	Lock
1281	整数的各位积和之差	简单	0.825	https://leetcode-cn.com/problems/subtract-the-product-and-sum-of-digits-of-an-integer
1282	用户分组	中等	0.808	https://leetcode-cn.com/problems/group-the-people-given-the-group-size-they-belong-to
1283	使结果不超过阈值的最小除数	中等	0.368	https://leetcode-cn.com/problems/find-the-smallest-divisor-given-a-threshold
1284	转化为全零矩阵的最少反转次数	困难	0.634	https://leetcode-cn.com/problems/minimum-number-of-flips-to-convert-binary-matrix-to-zero-matrix
1285	找到连续区间的开始和结束数字	中等	0.77	https://leetcode-cn.com/problems/find-the-start-and-end-number-of-continuous-ranges	Lock
1286	字母组合迭代器	中等	0.59	https://leetcode-cn.com/problems/iterator-for-combination
1287	有序数组中出现次数超过25%的元素	简单	0.614	https://leetcode-cn.com/problems/element-appearing-more-than-25-in-sorted-array
1288	删除被覆盖区间	中等	0.555	https://leetcode-cn.com/problems/remove-covered-intervals
1289	下降路径最小和 II	困难	0.601	https://leetcode-cn.com/problems/minimum-falling-path-sum-ii
1290	二进制链表转整数	简单	0.807	https://leetcode-cn.com/problems/convert-binary-number-in-a-linked-list-to-integer
1291	顺次数	中等	0.487	https://leetcode-cn.com/problems/sequential-digits
1292	元素和小于等于阈值的正方形的最大边长	中等	0.421	https://leetcode-cn.com/problems/maximum-side-length-of-a-square-with-sum-less-than-or-equal-to-threshold
1293	网格中的最短路径	困难	0.362	https://leetcode-cn.com/problems/shortest-path-in-a-grid-with-obstacles-elimination
1294	不同国家的天气类型	简单	0.661	https://leetcode-cn.com/problems/weather-type-in-each-country	Lock
1295	统计位数为偶数的数字	简单	0.822	https://leetcode-cn.com/problems/find-numbers-with-even-number-of-digits
1296	划分数组为连续数字的集合	中等	0.42	https://leetcode-cn.com/problems/divide-array-in-sets-of-k-consecutive-numbers
1297	子串的最大出现次数	中等	0.434	https://leetcode-cn.com/problems/maximum-number-of-occurrences-of-a-substring
1298	你能从盒子里获得的最大糖果数	困难	0.579	https://leetcode-cn.com/problems/maximum-candies-you-can-get-from-boxes
1299	将每个元素替换为右侧最大元素	简单	0.77	https://leetcode-cn.com/problems/replace-elements-with-greatest-element-on-right-side
1300	转变数组后最接近目标值的数组和	中等	0.473	https://leetcode-cn.com/problems/sum-of-mutated-array-closest-to-target
1301	最大得分的路径数目	困难	0.324	https://leetcode-cn.com/problems/number-of-paths-with-max-score
1302	层数最深叶子节点的和	中等	0.806	https://leetcode-cn.com/problems/deepest-leaves-sum
1303	求团队人数	简单	0.826	https://leetcode-cn.com/problems/find-the-team-size	Lock
1304	和为零的N个唯一整数	简单	0.745	https://leetcode-cn.com/problems/find-n-unique-integers-sum-up-to-zero
1305	两棵二叉搜索树中的所有元素	中等	0.739	https://leetcode-cn.com/problems/all-elements-in-two-binary-search-trees
1306	跳跃游戏 III	中等	0.58	https://leetcode-cn.com/problems/jump-game-iii
1307	口算难题	困难	0.33	https://leetcode-cn.com/problems/verbal-arithmetic-puzzle
1308	不同性别每日分数总计	中等	0.737	https://leetcode-cn.com/problems/running-total-for-different-genders	Lock
1309	解码字母到整数映射	简单	0.748	https://leetcode-cn.com/problems/decrypt-string-from-alphabet-to-integer-mapping
1310	子数组异或查询	中等	0.636	https://leetcode-cn.com/problems/xor-queries-of-a-subarray
1311	获取你好友已观看的视频	中等	0.361	https://leetcode-cn.com/problems/get-watched-videos-by-your-friends
1312	让字符串成为回文串的最少插入次数	困难	0.572	https://leetcode-cn.com/problems/minimum-insertion-steps-to-make-a-string-palindrome
1313	解压缩编码列表	简单	0.82	https://leetcode-cn.com/problems/decompress-run-length-encoded-list
1314	矩阵区域和	中等	0.709	https://leetcode-cn.com/problems/matrix-block-sum
1315	祖父节点值为偶数的节点和	中等	0.805	https://leetcode-cn.com/problems/sum-of-nodes-with-even-valued-grandparent
1316	不同的循环子字符串	困难	0.408	https://leetcode-cn.com/problems/distinct-echo-substrings
1317	将整数转换为两个无零整数的和	简单	0.614	https://leetcode-cn.com/problems/convert-integer-to-the-sum-of-two-no-zero-integers
1318	或运算的最小翻转次数	中等	0.614	https://leetcode-cn.com/problems/minimum-flips-to-make-a-or-b-equal-to-c
1319	连通网络的操作次数	中等	0.496	https://leetcode-cn.com/problems/number-of-operations-to-make-network-connected
1320	二指输入的的最小距离	困难	0.564	https://leetcode-cn.com/problems/minimum-distance-to-type-a-word-using-two-fingers
1321	餐馆营业额变化增长	中等	0.557	https://leetcode-cn.com/problems/restaurant-growth	Lock
1322	广告效果	简单	0.59	https://leetcode-cn.com/problems/ads-performance	Lock
1323	6 和 9 组成的最大数字	简单	0.75	https://leetcode-cn.com/problems/maximum-69-number
1324	竖直打印单词	中等	0.572	https://leetcode-cn.com/problems/print-words-vertically
1325	删除给定值的叶子节点	中等	0.703	https://leetcode-cn.com/problems/delete-leaves-with-a-given-value
1326	灌溉花园的最少水龙头数目	困难	0.45	https://leetcode-cn.com/problems/minimum-number-of-taps-to-open-to-water-a-garden
1327	列出指定时间段内所有的下单产品	简单	0.701	https://leetcode-cn.com/problems/list-the-products-ordered-in-a-period	Lock
1328	破坏回文串	中等	0.436	https://leetcode-cn.com/problems/break-a-palindrome
1329	将矩阵按对角线排序	中等	0.763	https://leetcode-cn.com/problems/sort-the-matrix-diagonally
1330	翻转子数组得到最大的数组值	困难	0.362	https://leetcode-cn.com/problems/reverse-subarray-to-maximize-array-value
1331	数组序号转换	简单	0.523	https://leetcode-cn.com/problems/rank-transform-of-an-array
1332	删除回文子序列	简单	0.635	https://leetcode-cn.com/problems/remove-palindromic-subsequences
1333	餐厅过滤器	中等	0.503	https://leetcode-cn.com/problems/filter-restaurants-by-vegan-friendly-price-and-distance
1334	阈值距离内邻居最少的城市	中等	0.45	https://leetcode-cn.com/problems/find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance
1335	工作计划的最低难度	困难	0.57	https://leetcode-cn.com/problems/minimum-difficulty-of-a-job-schedule
1336	每次访问的交易次数	困难	0.415	https://leetcode-cn.com/problems/number-of-transactions-per-visit	Lock
1337	方阵中战斗力最弱的 K 行	简单	0.632	https://leetcode-cn.com/problems/the-k-weakest-rows-in-a-matrix
1338	数组大小减半	中等	0.617	https://leetcode-cn.com/problems/reduce-array-size-to-the-half
1339	分裂二叉树的最大乘积	中等	0.376	https://leetcode-cn.com/problems/maximum-product-of-splitted-binary-tree
1340	跳跃游戏 V	困难	0.524	https://leetcode-cn.com/problems/jump-game-v
1341	电影评分	中等	0.465	https://leetcode-cn.com/problems/movie-rating	Lock
1342	将数字变成 0 的操作次数	简单	0.829	https://leetcode-cn.com/problems/number-of-steps-to-reduce-a-number-to-zero
1343	大小为 K 且平均值大于等于阈值的子数组数目	中等	0.541	https://leetcode-cn.com/problems/number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold
1344	时钟指针的夹角	中等	0.587	https://leetcode-cn.com/problems/angle-between-hands-of-a-clock
1345	跳跃游戏 IV	困难	0.32	https://leetcode-cn.com/problems/jump-game-iv
1346	检查整数及其两倍数是否存在	简单	0.424	https://leetcode-cn.com/problems/check-if-n-and-its-double-exist
1347	制造字母异位词的最小步骤数	中等	0.705	https://leetcode-cn.com/problems/minimum-number-of-steps-to-make-two-strings-anagram
1348	推文计数	中等	0.263	https://leetcode-cn.com/problems/tweet-counts-per-frequency
1349	参加考试的最大学生数	困难	0.426	https://leetcode-cn.com/problems/maximum-students-taking-exam
1350	院系无效的学生	简单	0.855	https://leetcode-cn.com/problems/students-with-invalid-departments	Lock
1351	统计有序矩阵中的负数	简单	0.768	https://leetcode-cn.com/problems/count-negative-numbers-in-a-sorted-matrix
1352	最后 K 个数的乘积	中等	0.418	https://leetcode-cn.com/problems/product-of-the-last-k-numbers
1353	最多可以参加的会议数目	中等	0.28	https://leetcode-cn.com/problems/maximum-number-of-events-that-can-be-attended
1354	多次求和构造目标数组	困难	0.292	https://leetcode-cn.com/problems/construct-target-array-with-multiple-sums
1355	活动参与者	中等	0.628	https://leetcode-cn.com/problems/activity-participants	Lock
1356	根据数字二进制下 1 的数目排序	简单	0.666	https://leetcode-cn.com/problems/sort-integers-by-the-number-of-1-bits
1357	每隔 n 个顾客打折	中等	0.473	https://leetcode-cn.com/problems/apply-discount-every-n-orders
1358	包含所有三种字符的子字符串数目	中等	0.421	https://leetcode-cn.com/problems/number-of-substrings-containing-all-three-characters
1359	有效的快递序列数目	困难	0.541	https://leetcode-cn.com/problems/count-all-valid-pickup-and-delivery-options
1360	日期之间隔几天	简单	0.469	https://leetcode-cn.com/problems/number-of-days-between-two-dates
1361	验证二叉树	中等	0.465	https://leetcode-cn.com/problems/validate-binary-tree-nodes
1362	最接近的因数	中等	0.49	https://leetcode-cn.com/problems/closest-divisors
1363	形成三的最大倍数	困难	0.318	https://leetcode-cn.com/problems/largest-multiple-of-three
1364	顾客的可信联系人数量	中等	0.677	https://leetcode-cn.com/problems/number-of-trusted-contacts-of-a-customer	Lock
1365	有多少小于当前数字的数字	简单	0.821	https://leetcode-cn.com/problems/how-many-numbers-are-smaller-than-the-current-number
1366	通过投票对团队排名	中等	0.488	https://leetcode-cn.com/problems/rank-teams-by-votes
1367	二叉树中的列表	中等	0.387	https://leetcode-cn.com/problems/linked-list-in-binary-tree
1368	使网格图至少有一条有效路径的最小代价	困难	0.486	https://leetcode-cn.com/problems/minimum-cost-to-make-at-least-one-valid-path-in-a-grid
1369	获取最近第二次的活动	困难	0.522	https://leetcode-cn.com/problems/get-the-second-most-recent-activity	Lock
1370	上升下降字符串	简单	0.742	https://leetcode-cn.com/problems/increasing-decreasing-string
1371	每个元音包含偶数次的最长子字符串	中等	0.585	https://leetcode-cn.com/problems/find-the-longest-substring-containing-vowels-in-even-counts
1372	二叉树中的最长交错路径	中等	0.47	https://leetcode-cn.com/problems/longest-zigzag-path-in-a-binary-tree
1373	二叉搜索子树的最大键值和	困难	0.419	https://leetcode-cn.com/problems/maximum-sum-bst-in-binary-tree
1374	生成每种字符都是奇数个的字符串	简单	0.717	https://leetcode-cn.com/problems/generate-a-string-with-characters-that-have-odd-counts
1375	灯泡开关 III	中等	0.511	https://leetcode-cn.com/problems/bulb-switcher-iii
1376	通知所有员工所需的时间	中等	0.476	https://leetcode-cn.com/problems/time-needed-to-inform-all-employees
1377	T 秒后青蛙的位置	困难	0.294	https://leetcode-cn.com/problems/frog-position-after-t-seconds
1378	使用唯一标识码替换员工ID	简单	0.861	https://leetcode-cn.com/problems/replace-employee-id-with-the-unique-identifier	Lock
1379	找出克隆二叉树中的相同节点	中等	0.817	https://leetcode-cn.com/problems/find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree
1380	矩阵中的幸运数	简单	0.704	https://leetcode-cn.com/problems/lucky-numbers-in-a-matrix
1381	设计一个支持增量操作的栈	中等	0.723	https://leetcode-cn.com/problems/design-a-stack-with-increment-operation
1382	将二叉搜索树变平衡	中等	0.659	https://leetcode-cn.com/problems/balance-a-binary-search-tree
1383	最大的团队表现值	困难	0.285	https://leetcode-cn.com/problems/maximum-performance-of-a-team
1384	按年度列出销售总额	困难	0.521	https://leetcode-cn.com/problems/total-sales-amount-by-year	Lock
1385	两个数组间的距离值	简单	0.712	https://leetcode-cn.com/problems/find-the-distance-value-between-two-arrays
1386	安排电影院座位	中等	0.279	https://leetcode-cn.com/problems/cinema-seat-allocation
1387	将整数按权重排序	中等	0.683	https://leetcode-cn.com/problems/sort-integers-by-the-power-value
1388	3n 块披萨	困难	0.43	https://leetcode-cn.com/problems/pizza-with-3n-slices
1389	按既定顺序创建目标数组	简单	0.818	https://leetcode-cn.com/problems/create-target-array-in-the-given-order
1390	四因数	中等	0.327	https://leetcode-cn.com/problems/four-divisors
1391	检查网格中是否存在有效路径	中等	0.391	https://leetcode-cn.com/problems/check-if-there-is-a-valid-path-in-a-grid
1392	最长快乐前缀	困难	0.349	https://leetcode-cn.com/problems/longest-happy-prefix
1393	股票的资本损益	中等	0.87	https://leetcode-cn.com/problems/capital-gainloss	Lock
1394	找出数组中的幸运数	简单	0.677	https://leetcode-cn.com/problems/find-lucky-integer-in-an-array
1395	统计作战单位数	中等	0.822	https://leetcode-cn.com/problems/count-number-of-teams
1396	设计地铁系统	中等	0.445	https://leetcode-cn.com/problems/design-underground-system
1397	找到所有好字符串	困难	0.316	https://leetcode-cn.com/problems/find-all-good-strings
1398	购买了产品A和产品B却没有购买产品C的顾客	中等	0.809	https://leetcode-cn.com/problems/customers-who-bought-products-a-and-b-but-not-c	Lock
1399	统计最大组的数目	简单	0.642	https://leetcode-cn.com/problems/count-largest-group
1400	构造 K 个回文字符串	中等	0.566	https://leetcode-cn.com/problems/construct-k-palindrome-strings
1401	圆和矩形是否有重叠	中等	0.361	https://leetcode-cn.com/problems/circle-and-rectangle-overlapping
1402	做菜顺序	困难	0.725	https://leetcode-cn.com/problems/reducing-dishes
1403	非递增顺序的最小子序列	简单	0.701	https://leetcode-cn.com/problems/minimum-subsequence-in-non-increasing-order
1404	将二进制表示减到 1 的步骤数	中等	0.466	https://leetcode-cn.com/problems/number-of-steps-to-reduce-a-number-in-binary-representation-to-one
1405	最长快乐字符串	中等	0.445	https://leetcode-cn.com/problems/longest-happy-string
1406	石子游戏 III	困难	0.563	https://leetcode-cn.com/problems/stone-game-iii
1407	排名靠前的旅行者	简单	0.663	https://leetcode-cn.com/problems/top-travellers	Lock
1408	数组中的字符串匹配	简单	0.593	https://leetcode-cn.com/problems/string-matching-in-an-array
1409	查询带键的排列	中等	0.795	https://leetcode-cn.com/problems/queries-on-a-permutation-with-key
1410	HTML 实体解析器	中等	0.498	https://leetcode-cn.com/problems/html-entity-parser
1411	给 N x 3 网格图涂色的方案数	困难	0.568	https://leetcode-cn.com/problems/number-of-ways-to-paint-n-x-3-grid
1412	查找成绩处于中游的的学生	困难	0.613	https://leetcode-cn.com/problems/find-the-quiet-students-in-all-exams	Lock
1413	逐步求和得到正数的最小值	简单	0.68	https://leetcode-cn.com/problems/minimum-value-to-get-positive-step-by-step-sum
1414	和为 K 的最少斐波那契数字数目	中等	0.542	https://leetcode-cn.com/problems/find-the-minimum-number-of-fibonacci-numbers-whose-sum-is-k
1415	长度为 n 的开心字符串中字典序第 k 小的字符串	中等	0.689	https://leetcode-cn.com/problems/the-k-th-lexicographical-string-of-all-happy-strings-of-length-n
1416	恢复数组	困难	0.349	https://leetcode-cn.com/problems/restore-the-array
1417	重新格式化字符串	简单	0.506	https://leetcode-cn.com/problems/reformat-the-string
1418	点菜展示表	中等	0.567	https://leetcode-cn.com/problems/display-table-of-food-orders-in-a-restaurant
1419	数青蛙	中等	0.375	https://leetcode-cn.com/problems/minimum-number-of-frogs-croaking
1420	生成数组	困难	0.57	https://leetcode-cn.com/problems/build-array-where-you-can-find-the-maximum-exactly-k-comparisons
1421	净现值查询	中等	0.736	https://leetcode-cn.com/problems/npv-queries	Lock
1422	分割字符串的最大得分	简单	0.525	https://leetcode-cn.com/problems/maximum-score-after-splitting-a-string
1423	可获得的最大点数	中等	0.402	https://leetcode-cn.com/problems/maximum-points-you-can-obtain-from-cards
1424	对角线遍历 II	中等	0.361	https://leetcode-cn.com/problems/diagonal-traverse-ii
1425	带限制的子序列和	困难	0.405	https://leetcode-cn.com/problems/constrained-subsequence-sum
1426	数元素	简单	0.639	https://leetcode-cn.com/problems/counting-elements	Lock
1427	字符串的左右移	简单	0.671	https://leetcode-cn.com/problems/perform-string-shifts	Lock
1428	至少有一个 1 的最左端列	中等	0.687	https://leetcode-cn.com/problems/leftmost-column-with-at-least-a-one	Lock
1429	First Unique Number	中等	0.554	https://leetcode-cn.com/problems/first-unique-number	Lock
1430	Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree	中等	0.632	https://leetcode-cn.com/problems/check-if-a-string-is-a-valid-sequence-from-root-to-leaves-path-in-a-binary-tree	Lock
1431	拥有最多糖果的孩子	简单	0.876	https://leetcode-cn.com/problems/kids-with-the-greatest-number-of-candies
1432	改变一个整数能得到的最大差值	中等	0.382	https://leetcode-cn.com/problems/max-difference-you-can-get-from-changing-an-integer
1433	检查一个字符串是否可以打破另一个字符串	中等	0.615	https://leetcode-cn.com/problems/check-if-a-string-can-break-another-string
1434	每个人戴不同帽子的方案数	困难	0.393	https://leetcode-cn.com/problems/number-of-ways-to-wear-different-hats-to-each-other
1435	Create a Session Bar Chart	简单	0.622	https://leetcode-cn.com/problems/create-a-session-bar-chart	Lock
1436	旅行终点站	简单	0.792	https://leetcode-cn.com/problems/destination-city
1437	是否所有 1 都至少相隔 k 个元素	中等	0.61	https://leetcode-cn.com/problems/check-if-all-1s-are-at-least-length-k-places-away
1438	绝对差不超过限制的最长连续子数组	中等	0.383	https://leetcode-cn.com/problems/longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit
1439	有序矩阵中的第 k 个最小数组和	困难	0.535	https://leetcode-cn.com/problems/find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows
1440	计算布尔表达式的值	中等	0.725	https://leetcode-cn.com/problems/evaluate-boolean-expression	Lock
1441	用栈操作构建数组	简单	0.639	https://leetcode-cn.com/problems/build-an-array-with-stack-operations
1442	形成两个异或相等数组的三元组数目	中等	0.632	https://leetcode-cn.com/problems/count-triplets-that-can-form-two-arrays-of-equal-xor
1443	收集树上所有苹果的最少时间	中等	0.441	https://leetcode-cn.com/problems/minimum-time-to-collect-all-apples-in-a-tree
1444	切披萨的方案数	困难	0.493	https://leetcode-cn.com/problems/number-of-ways-of-cutting-a-pizza
1445	苹果和桔子	中等	0.929	https://leetcode-cn.com/problems/apples-oranges	Lock
1446	连续字符	简单	0.588	https://leetcode-cn.com/problems/consecutive-characters
1447	最简分数	中等	0.599	https://leetcode-cn.com/problems/simplified-fractions
1448	统计二叉树中好节点的数目	中等	0.699	https://leetcode-cn.com/problems/count-good-nodes-in-binary-tree
1449	数位成本和为目标值的最大数字	困难	0.359	https://leetcode-cn.com/problems/form-largest-integer-with-digits-that-add-up-to-target
1450	在既定时间做作业的学生人数	简单	0.817	https://leetcode-cn.com/problems/number-of-students-doing-homework-at-a-given-time
1451	重新排列句子中的单词	中等	0.472	https://leetcode-cn.com/problems/rearrange-words-in-a-sentence
1452	收藏清单	中等	0.462	https://leetcode-cn.com/problems/people-whose-list-of-favorite-companies-is-not-a-subset-of-another-list
1453	圆形靶内的最大飞镖数量	困难	0.338	https://leetcode-cn.com/problems/maximum-number-of-darts-inside-of-a-circular-dartboard
1454	活跃用户	中等	0.433	https://leetcode-cn.com/problems/active-users	Lock
1455	检查单词是否为句中其他单词的前缀	简单	0.641	https://leetcode-cn.com/problems/check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence
1456	定长子串中元音的最大数目	中等	0.463	https://leetcode-cn.com/problems/maximum-number-of-vowels-in-a-substring-of-given-length
1457	二叉树中的伪回文路径	中等	0.63	https://leetcode-cn.com/problems/pseudo-palindromic-paths-in-a-binary-tree
1458	两个子序列的最大点积	困难	0.407	https://leetcode-cn.com/problems/max-dot-product-of-two-subsequences
1459	矩形面积	中等	0.448	https://leetcode-cn.com/problems/rectangles-area	Lock
1460	通过翻转子数组使两个数组相等	简单	0.777	https://leetcode-cn.com/problems/make-two-arrays-equal-by-reversing-sub-arrays
1461	检查一个字符串是否包含所有长度为 K 的二进制子串	中等	0.455	https://leetcode-cn.com/problems/check-if-a-string-contains-all-binary-codes-of-size-k
1462	课程安排 IV	中等	0.376	https://leetcode-cn.com/problems/course-schedule-iv
1463	摘樱桃 II	困难	0.558	https://leetcode-cn.com/problems/cherry-pickup-ii
1464	数组中两元素的最大乘积	简单	0.805	https://leetcode-cn.com/problems/maximum-product-of-two-elements-in-an-array
1465	切割后面积最大的蛋糕	中等	0.279	https://leetcode-cn.com/problems/maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts
1466	重新规划路线	中等	0.506	https://leetcode-cn.com/problems/reorder-routes-to-make-all-paths-lead-to-the-city-zero
1467	两个盒子中球的颜色数相同的概率	困难	0.59	https://leetcode-cn.com/problems/probability-of-a-two-boxes-having-the-same-number-of-distinct-balls
1468	计算税后工资	中等	0.759	https://leetcode-cn.com/problems/calculate-salaries	Lock
1469	Find All The Lonely Nodes	简单	0.789	https://leetcode-cn.com/problems/find-all-the-lonely-nodes	Lock
1470	重新排列数组	简单	0.875	https://leetcode-cn.com/problems/shuffle-the-array
1471	数组中的 k 个最强值	中等	0.523	https://leetcode-cn.com/problems/the-k-strongest-values-in-an-array
1472	设计浏览器历史记录	中等	0.573	https://leetcode-cn.com/problems/design-browser-history
1473	给房子涂色 III	困难	0.467	https://leetcode-cn.com/problems/paint-house-iii
1474	删除链表 M 个节点之后的 N 个节点	简单	0.68	https://leetcode-cn.com/problems/delete-n-nodes-after-m-nodes-of-a-linked-list	Lock
1475	商品折扣后的最终价格	简单	0.77	https://leetcode-cn.com/problems/final-prices-with-a-special-discount-in-a-shop
1476	子矩形查询	中等	0.927	https://leetcode-cn.com/problems/subrectangle-queries
1477	找两个和为目标值且不重叠的子数组	中等	0.237	https://leetcode-cn.com/problems/find-two-non-overlapping-sub-arrays-each-with-target-sum
1478	安排邮筒	困难	0.525	https://leetcode-cn.com/problems/allocate-mailboxes
1480	一维数组的动态和	简单	0.92	https://leetcode-cn.com/problems/running-sum-of-1d-array
1481	不同整数的最少数目	中等	0.514	https://leetcode-cn.com/problems/least-number-of-unique-integers-after-k-removals
1482	制作 m 束花所需的最少天数	中等	0.392	https://leetcode-cn.com/problems/minimum-number-of-days-to-make-m-bouquets
1483	树节点的第 K 个祖先	困难	0.275	https://leetcode-cn.com/problems/kth-ancestor-of-a-tree-node
1484	克隆含随机指针的二叉树	中等	0.793	https://leetcode-cn.com/problems/clone-binary-tree-with-random-pointer	Lock
1485	按日期分组销售产品	简单	0.671	https://leetcode-cn.com/problems/group-sold-products-by-the-date	Lock
1486	数组异或操作	简单	0.848	https://leetcode-cn.com/problems/xor-operation-in-an-array
1487	保证文件名唯一	中等	0.282	https://leetcode-cn.com/problems/making-file-names-unique
1488	避免洪水泛滥	中等	0.214	https://leetcode-cn.com/problems/avoid-flood-in-the-city
1489	找到最小生成树里的关键边和伪关键边	困难	0.497	https://leetcode-cn.com/problems/find-critical-and-pseudo-critical-edges-in-minimum-spanning-tree
1490	克隆 N 叉树	中等	0.859	https://leetcode-cn.com/problems/clone-n-ary-tree	Lock
1491	去掉最低工资和最高工资后的工资平均值	简单	0.673	https://leetcode-cn.com/problems/average-salary-excluding-the-minimum-and-maximum-salary
1492	n 的第 k 个因子	中等	0.681	https://leetcode-cn.com/problems/the-kth-factor-of-n
1493	删掉一个元素以后全为 1 的最长子数组	中等	0.544	https://leetcode-cn.com/problems/longest-subarray-of-1s-after-deleting-one-element
1494	并行课程 II	困难	0.342	https://leetcode-cn.com/problems/parallel-courses-ii
1495	上月播放的儿童适宜电影	简单	0.542	https://leetcode-cn.com/problems/friendly-movies-streamed-last-month	Lock
1496	判断路径是否相交	简单	0.544	https://leetcode-cn.com/problems/path-crossing
1497	检查数组对是否可以被 k 整除	中等	0.386	https://leetcode-cn.com/problems/check-if-array-pairs-are-divisible-by-k
1498	满足条件的子序列数目	中等	0.312	https://leetcode-cn.com/problems/number-of-subsequences-that-satisfy-the-given-sum-condition
1499	满足不等式的最大值	困难	0.376	https://leetcode-cn.com/problems/max-value-of-equation
1500	设计文件分享系统	中等	0.408	https://leetcode-cn.com/problems/design-a-file-sharing-system	Lock
1501	可以放心投资的国家	中等	0.597	https://leetcode-cn.com/problems/countries-you-can-safely-invest-in	Lock
1502	判断能否形成等差数列	简单	0.736	https://leetcode-cn.com/problems/can-make-arithmetic-progression-from-sequence
1503	所有蚂蚁掉下来前的最后一刻	中等	0.491	https://leetcode-cn.com/problems/last-moment-before-all-ants-fall-out-of-a-plank
1504	统计全 1 子矩形	中等	0.559	https://leetcode-cn.com/problems/count-submatrices-with-all-ones
1505	最多 K 次交换相邻数位后得到的最小整数	困难	0.347	https://leetcode-cn.com/problems/minimum-possible-integer-after-at-most-k-adjacent-swaps-on-digits
1506	找到 N 叉树的根节点	中等	0.794	https://leetcode-cn.com/problems/find-root-of-n-ary-tree	Lock
1507	转变日期格式	简单	0.595	https://leetcode-cn.com/problems/reformat-date
1508	子数组和排序后的区间和	中等	0.618	https://leetcode-cn.com/problems/range-sum-of-sorted-subarray-sums
1509	三次操作后最大值与最小值的最小差	中等	0.527	https://leetcode-cn.com/problems/minimum-difference-between-largest-and-smallest-value-in-three-moves
1510	石子游戏 IV	困难	0.52	https://leetcode-cn.com/problems/stone-game-iv
1511	消费者下单频率	简单	0.646	https://leetcode-cn.com/problems/customer-order-frequency	Lock
1512	好数对的数目	简单	0.855	https://leetcode-cn.com/problems/number-of-good-pairs
1513	仅含 1 的子串数	中等	0.363	https://leetcode-cn.com/problems/number-of-substrings-with-only-1s
1514	概率最大的路径	中等	0.283	https://leetcode-cn.com/problems/path-with-maximum-probability
1515	服务中心的最佳位置	困难	0.32	https://leetcode-cn.com/problems/best-position-for-a-service-centre
1516	移动 N 叉树的子树	困难	0.565	https://leetcode-cn.com/problems/move-sub-tree-of-n-ary-tree	Lock
1517	查找拥有有效邮箱的用户	简单	0.779	https://leetcode-cn.com/problems/find-users-with-valid-e-mails	Lock
1518	换酒问题	简单	0.684	https://leetcode-cn.com/problems/water-bottles
1519	子树中标签相同的节点数	中等	0.273	https://leetcode-cn.com/problems/number-of-nodes-in-the-sub-tree-with-the-same-label
1520	最多的不重叠子字符串	困难	0.308	https://leetcode-cn.com/problems/maximum-number-of-non-overlapping-substrings
1521	找到最接近目标值的函数值	困难	0.379	https://leetcode-cn.com/problems/find-a-value-of-a-mysterious-function-closest-to-target
1522	N 叉树的直径	中等	0.762	https://leetcode-cn.com/problems/diameter-of-n-ary-tree	Lock
1523	在区间范围内统计奇数数目	简单	0.569	https://leetcode-cn.com/problems/count-odd-numbers-in-an-interval-range
1524	和为奇数的子数组数目	中等	0.382	https://leetcode-cn.com/problems/number-of-sub-arrays-with-odd-sum
1525	字符串的好分割数目	中等	0.671	https://leetcode-cn.com/problems/number-of-good-ways-to-split-a-string
1526	形成目标数组的子数组最少增加次数	困难	0.589	https://leetcode-cn.com/problems/minimum-number-of-increments-on-subarrays-to-form-a-target-array
1527	患某种疾病的患者	简单	0.831	https://leetcode-cn.com/problems/patients-with-a-condition	Lock
1528	重新排列字符串	简单	0.793	https://leetcode-cn.com/problems/shuffle-string
1529	灯泡开关 IV	中等	0.673	https://leetcode-cn.com/problems/bulb-switcher-iv
1530	好叶子节点对的数量	中等	0.524	https://leetcode-cn.com/problems/number-of-good-leaf-nodes-pairs
1531	压缩字符串 II	困难	0.277	https://leetcode-cn.com/problems/string-compression-ii
1532	最近的三笔订单	中等	0.551	https://leetcode-cn.com/problems/the-most-recent-three-orders	Lock
1533	找到最大整数的索引	中等	0.723	https://leetcode-cn.com/problems/find-the-index-of-the-large-integer	Lock
1534	统计好三元组	简单	0.782	https://leetcode-cn.com/problems/count-good-triplets
1535	找出数组游戏的赢家	中等	0.439	https://leetcode-cn.com/problems/find-the-winner-of-an-array-game
1536	排布二进制网格的最少交换次数	中等	0.414	https://leetcode-cn.com/problems/minimum-swaps-to-arrange-a-binary-grid
1537	最大得分	困难	0.35	https://leetcode-cn.com/problems/get-the-maximum-score
1538	找出隐藏数组中出现次数最多的元素	中等	0.516	https://leetcode-cn.com/problems/guess-the-majority-in-a-hidden-array	Lock
1539	第 k 个缺失的正整数	简单	0.537	https://leetcode-cn.com/problems/kth-missing-positive-number
1540	K 次操作转变字符串	中等	0.29	https://leetcode-cn.com/problems/can-convert-string-in-k-moves
1541	平衡括号字符串的最少插入次数	中等	0.428	https://leetcode-cn.com/problems/minimum-insertions-to-balance-a-parentheses-string
1542	找出最长的超赞子字符串	困难	0.347	https://leetcode-cn.com/problems/find-longest-awesome-substring
1543	产品名称格式修复	简单	0.5	https://leetcode-cn.com/problems/fix-product-name-format	Lock
1544	整理字符串	简单	0.475	https://leetcode-cn.com/problems/make-the-string-great
1545	找出第 N 个二进制字符串中的第 K 位	中等	0.545	https://leetcode-cn.com/problems/find-kth-bit-in-nth-binary-string
1546	和为目标值的最大数目不重叠非空子数组数目	中等	0.384	https://leetcode-cn.com/problems/maximum-number-of-non-overlapping-subarrays-with-sum-equals-target
1547	切棍子的最小成本	困难	0.505	https://leetcode-cn.com/problems/minimum-cost-to-cut-a-stick
1548	The Most Similar Path in a Graph	困难	0.575	https://leetcode-cn.com/problems/the-most-similar-path-in-a-graph	Lock
1549	每件商品的最新订单	中等	0.674	https://leetcode-cn.com/problems/the-most-recent-orders-for-each-product	Lock
1550	存在连续三个奇数的数组	简单	0.694	https://leetcode-cn.com/problems/three-consecutive-odds
1551	使数组中所有元素相等的最小操作数	中等	0.816	https://leetcode-cn.com/problems/minimum-operations-to-make-array-equal
1552	两球之间的磁力	中等	0.478	https://leetcode-cn.com/problems/magnetic-force-between-two-balls
1553	吃掉 N 个橘子的最少天数	困难	0.258	https://leetcode-cn.com/problems/minimum-number-of-days-to-eat-n-oranges
1554	只有一个不同字符的字符串	中等	0.742	https://leetcode-cn.com/problems/strings-differ-by-one-character	Lock
1555	银行账户概要	中等	0.408	https://leetcode-cn.com/problems/bank-account-summary	Lock
1556	千位分隔数	简单	0.606	https://leetcode-cn.com/problems/thousand-separator
1557	可以到达所有点的最少点数目	中等	0.741	https://leetcode-cn.com/problems/minimum-number-of-vertices-to-reach-all-nodes
1558	得到目标数组的最少函数调用次数	中等	0.613	https://leetcode-cn.com/problems/minimum-numbers-of-function-calls-to-make-target-array
1559	二维网格图中探测环	困难	0.342	https://leetcode-cn.com/problems/detect-cycles-in-2d-grid
1560	圆形赛道上经过次数最多的扇区	简单	0.57	https://leetcode-cn.com/problems/most-visited-sector-in-a-circular-track
1561	你可以获得的最大硬币数目	中等	0.793	https://leetcode-cn.com/problems/maximum-number-of-coins-you-can-get
1562	查找大小为 M 的最新分组	中等	0.293	https://leetcode-cn.com/problems/find-latest-group-of-size-m
1563	石子游戏 V	困难	0.363	https://leetcode-cn.com/problems/stone-game-v
1564	Put Boxes Into the Warehouse I	中等	0.671	https://leetcode-cn.com/problems/put-boxes-into-the-warehouse-i	Lock
1565	Unique Orders and Customers Per Month	简单	0.827	https://leetcode-cn.com/problems/unique-orders-and-customers-per-month	Lock
1566	重复至少 K 次且长度为 M 的模式	简单	0.429	https://leetcode-cn.com/problems/detect-pattern-of-length-m-repeated-k-or-more-times
1567	乘积为正数的最长子数组长度	中等	0.334	https://leetcode-cn.com/problems/maximum-length-of-subarray-with-positive-product
1568	使陆地分离的最少天数	困难	0.461	https://leetcode-cn.com/problems/minimum-number-of-days-to-disconnect-island
1569	将子数组重新排序得到同一个二叉查找树的方案数	困难	0.458	https://leetcode-cn.com/problems/number-of-ways-to-reorder-array-to-get-same-bst
1570	Dot Product of Two Sparse Vectors	中等	0.799	https://leetcode-cn.com/problems/dot-product-of-two-sparse-vectors	Lock
1571	仓库经理	简单	0.783	https://leetcode-cn.com/problems/warehouse-manager	Lock
1572	矩阵对角线元素的和	简单	0.813	https://leetcode-cn.com/problems/matrix-diagonal-sum
1573	分割字符串的方案数	中等	0.279	https://leetcode-cn.com/problems/number-of-ways-to-split-a-string
1574	删除最短的子数组使剩余数组有序	中等	0.29	https://leetcode-cn.com/problems/shortest-subarray-to-be-removed-to-make-array-sorted
1575	统计所有可行路径	困难	0.567	https://leetcode-cn.com/problems/count-all-possible-routes
1576	替换所有的问号	简单	0.49	https://leetcode-cn.com/problems/replace-all-s-to-avoid-consecutive-repeating-characters
1577	数的平方等于两数乘积的方法数	中等	0.305	https://leetcode-cn.com/problems/number-of-ways-where-square-of-number-is-equal-to-product-of-two-numbers
1578	避免重复字母的最小删除成本	中等	0.592	https://leetcode-cn.com/problems/minimum-deletion-cost-to-avoid-repeating-letters
1579	保证图可完全遍历	困难	0.448	https://leetcode-cn.com/problems/remove-max-number-of-edges-to-keep-graph-fully-traversable
1580	Put Boxes Into the Warehouse II	中等	0.773	https://leetcode-cn.com/problems/put-boxes-into-the-warehouse-ii	Lock
1581	Customer Who Visited but Did Not Make Any Transactions	简单	0.852	https://leetcode-cn.com/problems/customer-who-visited-but-did-not-make-any-transactions	Lock
1582	二进制矩阵中的特殊位置	简单	0.667	https://leetcode-cn.com/problems/special-positions-in-a-binary-matrix
1583	统计不开心的朋友	中等	0.536	https://leetcode-cn.com/problems/count-unhappy-friends
1584	连接所有点的最小费用	中等	0.493	https://leetcode-cn.com/problems/min-cost-to-connect-all-points
1585	检查字符串是否可以通过排序子字符串得到另一个字符串	困难	0.421	https://leetcode-cn.com/problems/check-if-string-is-transformable-with-substring-sort-operations
1586	二叉搜索树迭代器 II	中等	0.605	https://leetcode-cn.com/problems/binary-search-tree-iterator-ii	Lock
1587	Bank Account Summary II	简单	0.805	https://leetcode-cn.com/problems/bank-account-summary-ii	Lock
1588	所有奇数长度子数组的和	简单	0.822	https://leetcode-cn.com/problems/sum-of-all-odd-length-subarrays
1589	所有排列中的最大和	中等	0.272	https://leetcode-cn.com/problems/maximum-sum-obtained-of-any-permutation
1590	使数组和能被 P 整除	中等	0.225	https://leetcode-cn.com/problems/make-sum-divisible-by-p
1591	奇怪的打印机 II	困难	0.538	https://leetcode-cn.com/problems/strange-printer-ii
1592	重新排列单词间的空格	简单	0.449	https://leetcode-cn.com/problems/rearrange-spaces-between-words
1593	拆分字符串使唯一子字符串的数目最大	中等	0.457	https://leetcode-cn.com/problems/split-a-string-into-the-max-number-of-unique-substrings
1594	矩阵的最大非负积	中等	0.289	https://leetcode-cn.com/problems/maximum-non-negative-product-in-a-matrix
1595	连通两组点的最小成本	困难	0.445	https://leetcode-cn.com/problems/minimum-cost-to-connect-two-groups-of-points
1596	The Most Frequently Ordered Products for Each Customer	中等	0.854	https://leetcode-cn.com/problems/the-most-frequently-ordered-products-for-each-customer	Lock
1597	Build Binary Expression Tree From Infix Expression	困难	0.589	https://leetcode-cn.com/problems/build-binary-expression-tree-from-infix-expression
1598	文件夹操作日志搜集器	简单	0.677	https://leetcode-cn.com/problems/crawler-log-folder
1599	经营摩天轮的最大利润	中等	0.412	https://leetcode-cn.com/problems/maximum-profit-of-operating-a-centennial-wheel
1600	皇位继承顺序	中等	0.472	https://leetcode-cn.com/problems/throne-inheritance
1601	最多可达成的换楼请求数目	困难	0.466	https://leetcode-cn.com/problems/maximum-number-of-achievable-transfer-requests
1602	Find Nearest Right Node in Binary Tree	中等	0.681	https://leetcode-cn.com/problems/find-nearest-right-node-in-binary-tree	Lock
1603	设计停车系统	简单	0.867	https://leetcode-cn.com/problems/design-parking-system
1604	警告一小时内使用相同员工卡大于等于三次的人	中等	0.386	https://leetcode-cn.com/problems/alert-using-same-key-card-three-or-more-times-in-a-one-hour-period
1605	给定行和列的和求可行矩阵	中等	0.66	https://leetcode-cn.com/problems/find-valid-matrix-given-row-and-column-sums
1606	找到处理最多请求的服务器	困难	0.304	https://leetcode-cn.com/problems/find-servers-that-handled-most-number-of-requests
1607	Sellers With No Sales	简单	0.652	https://leetcode-cn.com/problems/sellers-with-no-sales	Lock
1608	特殊数组的特征值	简单	0.675	https://leetcode-cn.com/problems/special-array-with-x-elements-greater-than-or-equal-x
1609	奇偶树	中等	0.538	https://leetcode-cn.com/problems/even-odd-tree
1610	可见点的最大数目	困难	0.23	https://leetcode-cn.com/problems/maximum-number-of-visible-points
1611	使整数变为 0 的最少操作次数	困难	0.556	https://leetcode-cn.com/problems/minimum-one-bit-operations-to-make-integers-zero
1612	Check If Two Expression Trees are Equivalent	中等	0.8	https://leetcode-cn.com/problems/check-if-two-expression-trees-are-equivalent	Lock
LCP 01	猜数字	简单	0.833	https://leetcode-cn.com/problems/guess-numbers
LCP 02	分式化简	简单	0.636	https://leetcode-cn.com/problems/deep-dark-fraction
LCP 03	机器人大冒险	中等	0.199	https://leetcode-cn.com/problems/programmable-robot
LCP 04	覆盖	困难	0.325	https://leetcode-cn.com/problems/broken-board-dominoes
LCP 05	发 LeetCoin	困难	0.167	https://leetcode-cn.com/problems/coin-bonus
LCP 06	拿硬币	简单	0.813	https://leetcode-cn.com/problems/na-ying-bi
LCP 07	传递信息	简单	0.563	https://leetcode-cn.com/problems/chuan-di-xin-xi
LCP 08	剧情触发时间	中等	0.224	https://leetcode-cn.com/problems/ju-qing-hong-fa-shi-jian
LCP 09	最小跳跃次数	困难	0.189	https://leetcode-cn.com/problems/zui-xiao-tiao-yue-ci-shu
LCP 10	二叉树任务调度	困难	0.505	https://leetcode-cn.com/problems/er-cha-shu-ren-wu-diao-du
LCP 11	期望个数统计	简单	0.567	https://leetcode-cn.com/problems/qi-wang-ge-shu-tong-ji
LCP 12	小张刷题计划	中等	0.28	https://leetcode-cn.com/problems/xiao-zhang-shua-ti-ji-hua
LCP 13	寻宝	困难	0.197	https://leetcode-cn.com/problems/xun-bao
LCP 14	切分数组	困难	0.131	https://leetcode-cn.com/problems/qie-fen-shu-zu
LCP 15	游乐园的迷宫	困难	0.483	https://leetcode-cn.com/problems/you-le-yuan-de-mi-gong
LCP 16	游乐园的游览计划	困难	0.222	https://leetcode-cn.com/problems/you-le-yuan-de-you-lan-ji-hua
LCP 17	速算机器人	简单	0.81	https://leetcode-cn.com/problems/nGK0Fy
LCP 18	早餐组合	简单	0.247	https://leetcode-cn.com/problems/2vYnGI
LCP 19	秋叶收藏集	中等	0.511	https://leetcode-cn.com/problems/UlBDOe
LCP 20	快速公交	困难	0.246	https://leetcode-cn.com/problems/meChtZ
LCP 21	追逐游戏	困难	0.238	https://leetcode-cn.com/problems/Za25hA
LCP 22	黑白方格画	简单	0.265	https://leetcode-cn.com/problems/ccw6C7
LCP 23	魔术排列	中等	0.265	https://leetcode-cn.com/problems/er94lq
LCP 24	数字游戏	困难	0.198	https://leetcode-cn.com/problems/5TxKeK
LCP 25	古董键盘	困难	0.243	https://leetcode-cn.com/problems/Uh984O
LCP 26	导航装置	困难	0.228	https://leetcode-cn.com/problems/hSRGyL
LCP 27	黑盒光线反射	困难	0.202	https://leetcode-cn.com/problems/IQvJ9i
剑指 Offer 03	数组中重复的数字	简单	0.671	https://leetcode-cn.com/problems/shu-zu-zhong-zhong-fu-de-shu-zi-lcof
剑指 Offer 04	二维数组中的查找	简单	0.409	https://leetcode-cn.com/problems/er-wei-shu-zu-zhong-de-cha-zhao-lcof
剑指 Offer 05	替换空格	简单	0.768	https://leetcode-cn.com/problems/ti-huan-kong-ge-lcof
剑指 Offer 06	从尾到头打印链表	简单	0.759	https://leetcode-cn.com/problems/cong-wei-dao-tou-da-yin-lian-biao-lcof
剑指 Offer 07	重建二叉树	中等	0.681	https://leetcode-cn.com/problems/zhong-jian-er-cha-shu-lcof
剑指 Offer 09	用两个栈实现队列	简单	0.713	https://leetcode-cn.com/problems/yong-liang-ge-zhan-shi-xian-dui-lie-lcof
剑指 Offer 10- I	斐波那契数列	简单	0.331	https://leetcode-cn.com/problems/fei-bo-na-qi-shu-lie-lcof
剑指 Offer 10- II	青蛙跳台阶问题	简单	0.415	https://leetcode-cn.com/problems/qing-wa-tiao-tai-jie-wen-ti-lcof
剑指 Offer 11	旋转数组的最小数字	简单	0.474	https://leetcode-cn.com/problems/xuan-zhuan-shu-zu-de-zui-xiao-shu-zi-lcof
剑指 Offer 12	矩阵中的路径	中等	0.439	https://leetcode-cn.com/problems/ju-zhen-zhong-de-lu-jing-lcof
剑指 Offer 13	机器人的运动范围	中等	0.487	https://leetcode-cn.com/problems/ji-qi-ren-de-yun-dong-fan-wei-lcof
剑指 Offer 14- I	剪绳子	中等	0.543	https://leetcode-cn.com/problems/jian-sheng-zi-lcof
剑指 Offer 14- II	剪绳子 II	中等	0.304	https://leetcode-cn.com/problems/jian-sheng-zi-ii-lcof
剑指 Offer 15	二进制中1的个数	简单	0.736	https://leetcode-cn.com/problems/er-jin-zhi-zhong-1de-ge-shu-lcof
剑指 Offer 16	数值的整数次方	中等	0.328	https://leetcode-cn.com/problems/shu-zhi-de-zheng-shu-ci-fang-lcof
剑指 Offer 17	打印从1到最大的n位数	简单	0.785	https://leetcode-cn.com/problems/da-yin-cong-1dao-zui-da-de-nwei-shu-lcof
剑指 Offer 18	删除链表的节点	简单	0.587	https://leetcode-cn.com/problems/shan-chu-lian-biao-de-jie-dian-lcof
剑指 Offer 19	正则表达式匹配	困难	0.347	https://leetcode-cn.com/problems/zheng-ze-biao-da-shi-pi-pei-lcof
剑指 Offer 20	表示数值的字符串	中等	0.201	https://leetcode-cn.com/problems/biao-shi-shu-zhi-de-zi-fu-chuan-lcof
剑指 Offer 21	调整数组顺序使奇数位于偶数前面	简单	0.641	https://leetcode-cn.com/problems/diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof
剑指 Offer 22	链表中倒数第k个节点	简单	0.786	https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof
剑指 Offer 24	反转链表	简单	0.751	https://leetcode-cn.com/problems/fan-zhuan-lian-biao-lcof
剑指 Offer 25	合并两个排序的链表	简单	0.741	https://leetcode-cn.com/problems/he-bing-liang-ge-pai-xu-de-lian-biao-lcof
剑指 Offer 26	树的子结构	中等	0.463	https://leetcode-cn.com/problems/shu-de-zi-jie-gou-lcof
剑指 Offer 27	二叉树的镜像	简单	0.786	https://leetcode-cn.com/problems/er-cha-shu-de-jing-xiang-lcof
剑指 Offer 28	对称的二叉树	简单	0.574	https://leetcode-cn.com/problems/dui-cheng-de-er-cha-shu-lcof
剑指 Offer 29	顺时针打印矩阵	简单	0.457	https://leetcode-cn.com/problems/shun-shi-zhen-da-yin-ju-zhen-lcof
剑指 Offer 30	包含min函数的栈	简单	0.577	https://leetcode-cn.com/problems/bao-han-minhan-shu-de-zhan-lcof
剑指 Offer 31	栈的压入、弹出序列	中等	0.577	https://leetcode-cn.com/problems/zhan-de-ya-ru-dan-chu-xu-lie-lcof
剑指 Offer 32 - I	从上到下打印二叉树	中等	0.641	https://leetcode-cn.com/problems/cong-shang-dao-xia-da-yin-er-cha-shu-lcof
剑指 Offer 32 - II	从上到下打印二叉树 II	简单	0.686	https://leetcode-cn.com/problems/cong-shang-dao-xia-da-yin-er-cha-shu-ii-lcof
剑指 Offer 32 - III	从上到下打印二叉树 III	中等	0.584	https://leetcode-cn.com/problems/cong-shang-dao-xia-da-yin-er-cha-shu-iii-lcof
剑指 Offer 33	二叉搜索树的后序遍历序列	中等	0.512	https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-hou-xu-bian-li-xu-lie-lcof
剑指 Offer 34	二叉树中和为某一值的路径	中等	0.561	https://leetcode-cn.com/problems/er-cha-shu-zhong-he-wei-mou-yi-zhi-de-lu-jing-lcof
剑指 Offer 35	复杂链表的复制	中等	0.704	https://leetcode-cn.com/problems/fu-za-lian-biao-de-fu-zhi-lcof
剑指 Offer 36	二叉搜索树与双向链表	中等	0.627	https://leetcode-cn.com/problems/er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof
剑指 Offer 37	序列化二叉树	困难	0.515	https://leetcode-cn.com/problems/xu-lie-hua-er-cha-shu-lcof
剑指 Offer 38	字符串的排列	中等	0.534	https://leetcode-cn.com/problems/zi-fu-chuan-de-pai-lie-lcof
剑指 Offer 39	数组中出现次数超过一半的数字	简单	0.676	https://leetcode-cn.com/problems/shu-zu-zhong-chu-xian-ci-shu-chao-guo-yi-ban-de-shu-zi-lcof
剑指 Offer 40	最小的k个数	简单	0.581	https://leetcode-cn.com/problems/zui-xiao-de-kge-shu-lcof
剑指 Offer 41	数据流中的中位数	困难	0.552	https://leetcode-cn.com/problems/shu-ju-liu-zhong-de-zhong-wei-shu-lcof
剑指 Offer 42	连续子数组的最大和	简单	0.597	https://leetcode-cn.com/problems/lian-xu-zi-shu-zu-de-zui-da-he-lcof
剑指 Offer 43	1～n整数中1出现的次数	中等	0.447	https://leetcode-cn.com/problems/1nzheng-shu-zhong-1chu-xian-de-ci-shu-lcof
剑指 Offer 44	数字序列中某一位的数字	中等	0.382	https://leetcode-cn.com/problems/shu-zi-xu-lie-zhong-mou-yi-wei-de-shu-zi-lcof
剑指 Offer 45	把数组排成最小的数	中等	0.555	https://leetcode-cn.com/problems/ba-shu-zu-pai-cheng-zui-xiao-de-shu-lcof
剑指 Offer 46	把数字翻译成字符串	中等	0.542	https://leetcode-cn.com/problems/ba-shu-zi-fan-yi-cheng-zi-fu-chuan-lcof
剑指 Offer 47	礼物的最大价值	中等	0.676	https://leetcode-cn.com/problems/li-wu-de-zui-da-jie-zhi-lcof
剑指 Offer 48	最长不含重复字符的子字符串	中等	0.452	https://leetcode-cn.com/problems/zui-chang-bu-han-zhong-fu-zi-fu-de-zi-zi-fu-chuan-lcof
剑指 Offer 49	丑数	中等	0.632	https://leetcode-cn.com/problems/chou-shu-lcof
剑指 Offer 50	第一个只出现一次的字符	简单	0.599	https://leetcode-cn.com/problems/di-yi-ge-zhi-chu-xian-yi-ci-de-zi-fu-lcof
剑指 Offer 51	数组中的逆序对	困难	0.453	https://leetcode-cn.com/problems/shu-zu-zhong-de-ni-xu-dui-lcof
剑指 Offer 52	两个链表的第一个公共节点	简单	0.635	https://leetcode-cn.com/problems/liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof
剑指 Offer 53 - I	在排序数组中查找数字 I	简单	0.527	https://leetcode-cn.com/problems/zai-pai-xu-shu-zu-zhong-cha-zhao-shu-zi-lcof
剑指 Offer 53 - II	0～n-1中缺失的数字	简单	0.445	https://leetcode-cn.com/problems/que-shi-de-shu-zi-lcof
剑指 Offer 54	二叉搜索树的第k大节点	简单	0.731	https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof
剑指 Offer 55 - I	二叉树的深度	简单	0.786	https://leetcode-cn.com/problems/er-cha-shu-de-shen-du-lcof
剑指 Offer 55 - II	平衡二叉树	简单	0.577	https://leetcode-cn.com/problems/ping-heng-er-cha-shu-lcof
剑指 Offer 56 - I	数组中数字出现的次数	中等	0.725	https://leetcode-cn.com/problems/shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-lcof
剑指 Offer 56 - II	数组中数字出现的次数 II	中等	0.789	https://leetcode-cn.com/problems/shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-ii-lcof
剑指 Offer 57	和为s的两个数字	简单	0.654	https://leetcode-cn.com/problems/he-wei-sde-liang-ge-shu-zi-lcof
剑指 Offer 57 - II	和为s的连续正数序列	简单	0.686	https://leetcode-cn.com/problems/he-wei-sde-lian-xu-zheng-shu-xu-lie-lcof
剑指 Offer 58 - I	翻转单词顺序	简单	0.418	https://leetcode-cn.com/problems/fan-zhuan-dan-ci-shun-xu-lcof
剑指 Offer 58 - II	左旋转字符串	简单	0.847	https://leetcode-cn.com/problems/zuo-xuan-zhuan-zi-fu-chuan-lcof
剑指 Offer 59 - I	滑动窗口的最大值	简单	0.439	https://leetcode-cn.com/problems/hua-dong-chuang-kou-de-zui-da-zhi-lcof
剑指 Offer 59 - II	队列的最大值	中等	0.484	https://leetcode-cn.com/problems/dui-lie-de-zui-da-zhi-lcof
剑指 Offer 60	n个骰子的点数	简单	0.534	https://leetcode-cn.com/problems/nge-tou-zi-de-dian-shu-lcof
剑指 Offer 61	扑克牌中的顺子	简单	0.439	https://leetcode-cn.com/problems/bu-ke-pai-zhong-de-shun-zi-lcof
剑指 Offer 62	圆圈中最后剩下的数字	简单	0.614	https://leetcode-cn.com/problems/yuan-quan-zhong-zui-hou-sheng-xia-de-shu-zi-lcof
剑指 Offer 63	股票的最大利润	中等	0.634	https://leetcode-cn.com/problems/gu-piao-de-zui-da-li-run-lcof
剑指 Offer 64	求1+2+…+n	中等	0.857	https://leetcode-cn.com/problems/qiu-12n-lcof
剑指 Offer 65	不用加减乘除做加法	简单	0.558	https://leetcode-cn.com/problems/bu-yong-jia-jian-cheng-chu-zuo-jia-fa-lcof
剑指 Offer 66	构建乘积数组	简单	0.579	https://leetcode-cn.com/problems/gou-jian-cheng-ji-shu-zu-lcof
剑指 Offer 67	把字符串转换成整数	中等	0.27	https://leetcode-cn.com/problems/ba-zi-fu-chuan-zhuan-huan-cheng-zheng-shu-lcof
剑指 Offer 68 - I	二叉搜索树的最近公共祖先	简单	0.678	https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-zui-jin-gong-gong-zu-xian-lcof
剑指 Offer 68 - II	二叉树的最近公共祖先	简单	0.681	https://leetcode-cn.com/problems/er-cha-shu-de-zui-jin-gong-gong-zu-xian-lcof
面试题 01.01	判定字符是否唯一	简单	0.72	https://leetcode-cn.com/problems/is-unique-lcci
面试题 01.02	判定是否互为字符重排	简单	0.666	https://leetcode-cn.com/problems/check-permutation-lcci
面试题 01.03	URL化	简单	0.581	https://leetcode-cn.com/problems/string-to-url-lcci
面试题 01.04	回文排列	简单	0.54	https://leetcode-cn.com/problems/palindrome-permutation-lcci
面试题 01.05	一次编辑	中等	0.321	https://leetcode-cn.com/problems/one-away-lcci
面试题 01.06	字符串压缩	简单	0.483	https://leetcode-cn.com/problems/compress-string-lcci
面试题 01.07	旋转矩阵	中等	0.79	https://leetcode-cn.com/problems/rotate-matrix-lcci
面试题 01.08	零矩阵	中等	0.644	https://leetcode-cn.com/problems/zero-matrix-lcci
面试题 01.09	字符串轮转	简单	0.546	https://leetcode-cn.com/problems/string-rotation-lcci
面试题 02.01	移除重复节点	简单	0.654	https://leetcode-cn.com/problems/remove-duplicate-node-lcci
面试题 02.02	返回倒数第 k 个节点	简单	0.784	https://leetcode-cn.com/problems/kth-node-from-end-of-list-lcci
面试题 02.03	删除中间节点	简单	0.839	https://leetcode-cn.com/problems/delete-middle-node-lcci
面试题 02.04	分割链表	中等	0.629	https://leetcode-cn.com/problems/partition-list-lcci
面试题 02.05	链表求和	中等	0.458	https://leetcode-cn.com/problems/sum-lists-lcci
面试题 02.06	回文链表	简单	0.474	https://leetcode-cn.com/problems/palindrome-linked-list-lcci
面试题 02.07	链表相交	简单	0.679	https://leetcode-cn.com/problems/intersection-of-two-linked-lists-lcci
面试题 02.08	环路检测	中等	0.505	https://leetcode-cn.com/problems/linked-list-cycle-lcci
面试题 03.01	三合一	简单	0.551	https://leetcode-cn.com/problems/three-in-one-lcci
面试题 03.02	栈的最小值	简单	0.593	https://leetcode-cn.com/problems/min-stack-lcci
面试题 03.03	堆盘子	中等	0.375	https://leetcode-cn.com/problems/stack-of-plates-lcci
面试题 03.04	化栈为队	简单	0.72	https://leetcode-cn.com/problems/implement-queue-using-stacks-lcci
面试题 03.05	栈排序	中等	0.534	https://leetcode-cn.com/problems/sort-of-stacks-lcci
面试题 03.06	动物收容所	简单	0.596	https://leetcode-cn.com/problems/animal-shelter-lcci
面试题 04.01	节点间通路	中等	0.534	https://leetcode-cn.com/problems/route-between-nodes-lcci
面试题 04.02	最小高度树	简单	0.79	https://leetcode-cn.com/problems/minimum-height-tree-lcci
面试题 04.03	特定深度节点链表	中等	0.809	https://leetcode-cn.com/problems/list-of-depth-lcci
面试题 04.04	检查平衡性	简单	0.556	https://leetcode-cn.com/problems/check-balance-lcci
面试题 04.05	合法二叉搜索树	中等	0.334	https://leetcode-cn.com/problems/legal-binary-search-tree-lcci
面试题 04.06	后继者	中等	0.576	https://leetcode-cn.com/problems/successor-lcci
面试题 04.08	首个共同祖先	中等	0.685	https://leetcode-cn.com/problems/first-common-ancestor-lcci
面试题 04.09	二叉搜索树序列	困难	0.441	https://leetcode-cn.com/problems/bst-sequences-lcci
面试题 04.10	检查子树	中等	0.712	https://leetcode-cn.com/problems/check-subtree-lcci
面试题 04.12	求和路径	中等	0.483	https://leetcode-cn.com/problems/paths-with-sum-lcci
面试题 05.01	插入	简单	0.49	https://leetcode-cn.com/problems/insert-into-bits-lcci
面试题 05.02	二进制数转字符串	中等	0.593	https://leetcode-cn.com/problems/bianry-number-to-string-lcci
面试题 05.03	翻转数位	简单	0.483	https://leetcode-cn.com/problems/reverse-bits-lcci
面试题 05.04	下一个数	中等	0.42	https://leetcode-cn.com/problems/closed-number-lcci
面试题 05.06	整数转换	简单	0.502	https://leetcode-cn.com/problems/convert-integer-lcci
面试题 05.07	配对交换	简单	0.685	https://leetcode-cn.com/problems/exchange-lcci
面试题 05.08	绘制直线	中等	0.558	https://leetcode-cn.com/problems/draw-line-lcci
面试题 08.01	三步问题	简单	0.344	https://leetcode-cn.com/problems/three-steps-problem-lcci
面试题 08.02	迷路的机器人	中等	0.338	https://leetcode-cn.com/problems/robot-in-a-grid-lcci
面试题 08.03	魔术索引	简单	0.641	https://leetcode-cn.com/problems/magic-index-lcci
面试题 08.04	幂集	中等	0.798	https://leetcode-cn.com/problems/power-set-lcci
面试题 08.05	递归乘法	中等	0.673	https://leetcode-cn.com/problems/recursive-mulitply-lcci
面试题 08.06	汉诺塔问题	简单	0.633	https://leetcode-cn.com/problems/hanota-lcci
面试题 08.07	无重复字符串的排列组合	中等	0.812	https://leetcode-cn.com/problems/permutation-i-lcci
面试题 08.08	有重复字符串的排列组合	中等	0.701	https://leetcode-cn.com/problems/permutation-ii-lcci
面试题 08.09	括号	中等	0.806	https://leetcode-cn.com/problems/bracket-lcci
面试题 08.10	颜色填充	简单	0.545	https://leetcode-cn.com/problems/color-fill-lcci
面试题 08.11	硬币	中等	0.502	https://leetcode-cn.com/problems/coin-lcci
面试题 08.12	八皇后	困难	0.744	https://leetcode-cn.com/problems/eight-queens-lcci
面试题 08.13	堆箱子	困难	0.472	https://leetcode-cn.com/problems/pile-box-lcci
面试题 08.14	布尔运算	中等	0.475	https://leetcode-cn.com/problems/boolean-evaluation-lcci
面试题 10.01	合并排序的数组	简单	0.545	https://leetcode-cn.com/problems/sorted-merge-lcci
面试题 10.02	变位词组	中等	0.65	https://leetcode-cn.com/problems/group-anagrams-lcci
面试题 10.03	搜索旋转数组	中等	0.399	https://leetcode-cn.com/problems/search-rotate-array-lcci
面试题 10.05	稀疏数组搜索	简单	0.573	https://leetcode-cn.com/problems/sparse-array-search-lcci
面试题 10.09	排序矩阵查找	中等	0.449	https://leetcode-cn.com/problems/sorted-matrix-search-lcci
面试题 10.10	数字流的秩	中等	0.601	https://leetcode-cn.com/problems/rank-from-stream-lcci
面试题 10.11	峰与谷	中等	0.655	https://leetcode-cn.com/problems/peaks-and-valleys-lcci
面试题 16.01	交换数字	中等	0.825	https://leetcode-cn.com/problems/swap-numbers-lcci
面试题 16.02	单词频率	中等	0.759	https://leetcode-cn.com/problems/words-frequency-lcci
面试题 16.03	交点	困难	0.454	https://leetcode-cn.com/problems/intersection-lcci
面试题 16.04	井字游戏	中等	0.425	https://leetcode-cn.com/problems/tic-tac-toe-lcci
面试题 16.05	阶乘尾数	简单	0.469	https://leetcode-cn.com/problems/factorial-zeros-lcci
面试题 16.06	最小差	中等	0.404	https://leetcode-cn.com/problems/smallest-difference-lcci
面试题 16.07	最大数值	简单	0.719	https://leetcode-cn.com/problems/maximum-lcci
面试题 16.08	整数的英语表示	困难	0.354	https://leetcode-cn.com/problems/english-int-lcci
面试题 16.09	运算	中等	0.469	https://leetcode-cn.com/problems/operations-lcci
面试题 16.10	生存人数	中等	0.665	https://leetcode-cn.com/problems/living-people-lcci
面试题 16.11	跳水板	简单	0.402	https://leetcode-cn.com/problems/diving-board-lcci
面试题 16.13	平分正方形	中等	0.427	https://leetcode-cn.com/problems/bisect-squares-lcci
面试题 16.14	最佳直线	中等	0.517	https://leetcode-cn.com/problems/best-line-lcci
面试题 16.15	珠玑妙算	简单	0.497	https://leetcode-cn.com/problems/master-mind-lcci
面试题 16.16	部分排序	中等	0.429	https://leetcode-cn.com/problems/sub-sort-lcci
面试题 16.17	连续数列	简单	0.595	https://leetcode-cn.com/problems/contiguous-sequence-lcci
面试题 16.18	模式匹配	中等	0.261	https://leetcode-cn.com/problems/pattern-matching-lcci
面试题 16.19	水域大小	中等	0.579	https://leetcode-cn.com/problems/pond-sizes-lcci
面试题 16.20	T9键盘	中等	0.714	https://leetcode-cn.com/problems/t9-lcci
面试题 16.21	交换和	中等	0.446	https://leetcode-cn.com/problems/sum-swap-lcci
面试题 16.22	兰顿蚂蚁	中等	0.568	https://leetcode-cn.com/problems/langtons-ant-lcci
面试题 16.24	数对和	中等	0.464	https://leetcode-cn.com/problems/pairs-with-sum-lcci
面试题 16.25	LRU缓存	中等	0.554	https://leetcode-cn.com/problems/lru-cache-lcci
面试题 16.26	计算器	中等	0.375	https://leetcode-cn.com/problems/calculator-lcci
面试题 17.01	不用加号的加法	简单	0.538	https://leetcode-cn.com/problems/add-without-plus-lcci
面试题 17.04	消失的数字	简单	0.642	https://leetcode-cn.com/problems/missing-number-lcci
面试题 17.05	字母与数字	中等	0.374	https://leetcode-cn.com/problems/find-longest-subarray-lcci
面试题 17.06	2出现的次数	中等	0.409	https://leetcode-cn.com/problems/number-of-2s-in-range-lcci
面试题 17.07	婴儿名字	中等	0.381	https://leetcode-cn.com/problems/baby-names-lcci
面试题 17.08	马戏团人塔	中等	0.231	https://leetcode-cn.com/problems/circus-tower-lcci
面试题 17.09	第 k 个数	中等	0.53	https://leetcode-cn.com/problems/get-kth-magic-number-lcci
面试题 17.10	主要元素	简单	0.639	https://leetcode-cn.com/problems/find-majority-element-lcci
面试题 17.11	单词距离	中等	0.67	https://leetcode-cn.com/problems/find-closest-lcci
面试题 17.12	BiNode	简单	0.59	https://leetcode-cn.com/problems/binode-lcci
面试题 17.13	恢复空格	中等	0.515	https://leetcode-cn.com/problems/re-space-lcci
面试题 17.14	最小K个数	中等	0.557	https://leetcode-cn.com/problems/smallest-k-lcci
面试题 17.15	最长单词	中等	0.369	https://leetcode-cn.com/problems/longest-word-lcci
面试题 17.16	按摩师	简单	0.534	https://leetcode-cn.com/problems/the-masseuse-lcci
面试题 17.17	多次搜索	中等	0.423	https://leetcode-cn.com/problems/multi-search-lcci
面试题 17.18	最短超串	中等	0.434	https://leetcode-cn.com/problems/shortest-supersequence-lcci
面试题 17.19	消失的两个数字	困难	0.55	https://leetcode-cn.com/problems/missing-two-lcci
面试题 17.20	连续中值	困难	0.541	https://leetcode-cn.com/problems/continuous-median-lcci
面试题 17.21	直方图的水量	困难	0.648	https://leetcode-cn.com/problems/volume-of-histogram-lcci
面试题 17.22	单词转换	中等	0.324	https://leetcode-cn.com/problems/word-transformer-lcci
面试题 17.23	最大黑方阵	中等	0.346	https://leetcode-cn.com/problems/max-black-square-lcci
面试题 17.24	最大子矩阵	困难	0.505	https://leetcode-cn.com/problems/max-submatrix-lcci
面试题 17.25	单词矩阵	困难	0.43	https://leetcode-cn.com/problems/word-rectangle-lcci
面试题 17.26	稀疏相似度	困难	0.315	https://leetcode-cn.com/problems/sparse-similarity-lcci

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