Submissions

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Introduction

A repository to keep track of problem solving practice, containing solutions from platforms:

• Codeforces  
• AtCoder  

Contents

#	Title	Solution	Tags	Submitted
1654	F - Sum Sum Max	C++ (GCC 9.2.1)	AtCoder *500	Mar/26/2022 18:13
1653	E - Ranges on Tree	C++ (GCC 9.2.1)	AtCoder *500	Mar/26/2022 16:42
1652	D - Strange Balls	C++ (GCC 9.2.1)	AtCoder *400	Mar/26/2022 16:27
1651	C - Jumping Takahashi	C++ (GCC 9.2.1)	AtCoder *300	Mar/26/2022 16:12
1650	B - Count Distinct Integers	C++ (GCC 9.2.1)	AtCoder *200	Mar/26/2022 16:04
1649	A - Edge Checker	C++ (GCC 9.2.1)	AtCoder *100	Mar/26/2022 16:02
1648	D - Powers	C++ (GCC 9.2.1)	AtCoder *600	Jan/22/2022 20:11
1647	E - LEQ and NEQ	C++ (GCC 9.2.1)	AtCoder *700	Dec/15/2021 19:07
1646	E - Knapsack 2	C++ (GCC 9.2.1)	AtCoder *100	Nov/19/2021 19:34
1645	A - Between Two Integers	C++ (GCC 9.2.1)	AtCoder *100	Sep/21/2021 02:54
1644	E - Snuke's Subway Trip	C++ (GCC 9.2.1)	AtCoder *600	Sep/21/2021 02:51
1643	E - Building Cubes with AtCoDeer	C++ (GCC 9.2.1)	AtCoder *900	Sep/20/2021 23:59
1642	E - Tak and Hotels	C++ (GCC 9.2.1)	AtCoder *700	Sep/18/2021 18:46
1641	E - Children and Candies	C++ (GCC 9.2.1)	AtCoder *800	Sep/17/2021 15:57
1640	E - Buds Re-hanging	GNU C++17	constructive algorithms dfs and similar dp greedy trees	Sep/16/2021 03:19
1639	D2 - Seating Arrangements (hard version)	GNU C++17	data structures greedy implementation sortings two pointers	Sep/15/2021 23:11
1638	D1 - Seating Arrangements (easy version)	GNU C++17	data structures greedy sortings	Sep/15/2021 22:39
1637	C - MAX-MEX Cut	GNU C++17	bitmasks constructive algorithms dp greedy	Sep/15/2021 22:21
1636	B - MIN-MEX Cut	GNU C++17	bitmasks constructive algorithms dp greedy	Sep/15/2021 21:45
1635	A - Median Maximization	GNU C++17	binary search greedy math	Sep/15/2021 21:40
1634	F - Iroha Loves Strings	C++ (GCC 9.2.1)	AtCoder *1500	Sep/11/2021 18:44
1633	E - Iroha and Haiku	C++ (GCC 9.2.1)	AtCoder *700	Sep/10/2021 18:40
1632	E - Playoff Restoration	GNU C++17	bitmasks brute force hashing implementation meet-in-the-middle	Sep/09/2021 03:23
1631	D - Inconvenient Pairs	GNU C++17	binary search data structures implementation sortings two pointers	Sep/08/2021 22:05
1630	C - Jury Meeting	GNU C++17	combinatorics math	Sep/08/2021 21:18
1629	B - Chess Tournament	GNU C++17	constructive algorithms	Sep/08/2021 20:50
1628	A - Balanced Substring	GNU C++17	implementation	Sep/08/2021 20:37
1627	E - Colorado Potato Beetle	GNU C++17	*2200	Sep/08/2021 02:44
1626	C - Colorado Potato Beetle	GNU C++17	dfs and similar implementation *2200	Sep/08/2021 02:43
1625	F - One-Four Overload	GNU C++17	constructive algorithms dfs and similar dsu graphs implementation *2700	Sep/07/2021 03:05
1624	E - Non-Decreasing Dilemma	GNU C++17	data structures divide and conquer math *2200	Sep/05/2021 22:13
1623	D - Expression Evaluation Error	GNU C++17	constructive algorithms greedy implementation math *2000	Sep/05/2021 21:49
1622	C - Carrying Conundrum	GNU C++17	bitmasks combinatorics dp math *1600	Sep/05/2021 21:12
1621	B - MEXor Mixup	GNU C++17	bitmasks greedy *1000	Sep/05/2021 20:44
1620	A - Domino Disaster	GNU C++17	implementation strings *800	Sep/05/2021 20:38
1619	E - Playing with String	GNU C++17	games *2300	Sep/04/2021 21:52
1618	E - The Final Pursuit	GNU C++17	bitmasks constructive algorithms divide and conquer graphs greedy math *2700	Sep/04/2021 04:27
1617	D2 - RPD and Rap Sheet (Hard Version)	GNU C++17	brute force constructive algorithms interactive math *2200	Sep/03/2021 21:41
1616	C - Need for Pink Slips	GNU C++17	bitmasks brute force dfs and similar implementation math probabilities *1900	Sep/03/2021 18:25
1615	D1 - RPD and Rap Sheet (Easy Version)	GNU C++17	bitmasks constructive algorithms interactive math *1700	Sep/03/2021 17:31
1614	B - Customising the Track	GNU C++17	combinatorics greedy math *900	Sep/03/2021 17:00
1613	A - Exciting Bets	GNU C++17	greedy math number theory *900	Sep/03/2021 16:52
1612	F - Sports Betting	GNU C++17 (64)	bitmasks combinatorics dp graphs math probabilities *2500	Aug/31/2021 23:41
1611	E - Equilibrium	GNU C++17	data structures dp greedy *2200	Aug/31/2021 21:03
1610	D - Take a Guess	GNU C++17	bitmasks constructive algorithms interactive math *1800	Aug/30/2021 21:25
1609	C - Compressed Bracket Sequence	GNU C++17	brute force implementation *1800	Aug/30/2021 18:39
1608	B - Take Your Places!	GNU C++17	implementation *1300	Aug/30/2021 00:15
1607	A - A Variety of Operations	GNU C++17	math *800	Aug/30/2021 00:15
1606	C - Deep Down Below	GNU C++17	binary search greedy sortings *1300	Aug/27/2021 21:27
1605	A - Simply Strange Sort	GNU C++17	brute force implementation sortings *800	Aug/27/2021 19:30
1604	E - Rescue Niwen!	GNU C++17 (64)	dp greedy string suffix structures strings *2500	Aug/26/2021 23:40
1603	D2 - Two Hundred Twenty One (hard version)	GNU C++17	data structures math *2200	Aug/26/2021 22:30
1602	D1 - Two Hundred Twenty One (easy version)	GNU C++17	data structures dp math *1700	Aug/26/2021 21:56
1601	C - Rings	GNU C++17	constructive algorithms math *1500	Aug/26/2021 21:32
1600	B - Scenes From a Memory	GNU C++17 (64)	brute force constructive algorithms implementation math number theory *1000	Aug/26/2021 21:09
1599	A - The Miracle and the Sleeper	GNU C++17	greedy math *800	Aug/26/2021 20:37
1598	D2 - Up the Strip	GNU C++17 (64)	brute force dp math number theory *1900	Aug/25/2021 04:01
1597	D1 - Up the Strip (simplified version)	GNU C++17 (64)	brute force data structures dp math number theory *1700	Aug/25/2021 04:01
1596	B - Charmed by the Game	GNU C++17	brute force math *1300	Aug/25/2021 04:01
1595	C - Bottom-Tier Reversals	GNU C++17	constructive algorithms greedy *2000	Aug/25/2021 04:00
1594	E - Bottom-Tier Reversals	GNU C++17	constructive algorithms *2000	Aug/25/2021 04:00
1593	B - Up the Strip	GNU C++17 (64)	brute force dp math number theory two pointers *1900	Aug/25/2021 03:25
1592	A - Charmed by the Game	GNU C++17	brute force math *1300	Aug/24/2021 20:56
1591	E - Counter Attack	GNU C++17	data structures dsu graphs hashing sortings *2100	Aug/24/2021 14:37
1590	D - Tourism	GNU C++17 (64)	brute force dp graphs probabilities *2300	Aug/24/2021 03:54
1589	D - Recommendations	GNU C++17	data structures greedy sortings *1700	Aug/24/2021 01:05
1588	A - Recommendations	GNU C++17	data structures greedy sortings *1700	Aug/23/2021 22:31
1587	E - Game	GNU C++17	games *2400	Aug/23/2021 19:51
1586	C - Game	GNU C++17	games implementation *2400	Aug/23/2021 19:50
1585	E - Square Tiling	GNU C++17	constructive algorithms greedy *2300	Aug/23/2021 03:20
1584	C - Strictly Positive Matrix	GNU C++17	graphs math *2200	Aug/22/2021 23:15
1583	E - Strictly Positive Matrix	GNU C++17	graphs math *2200	Aug/22/2021 23:12
1582	F - Reachable Strings	GNU C++17	hashing strings *2500	Aug/20/2021 19:37
1581	D - Reachable Strings	GNU C++17	data structures hashing strings *2500	Aug/20/2021 19:36
1580	B - Journey Planning	GNU C++17	data structures sortings *1400	Aug/20/2021 03:44
1579	E - World of Darkraft: Battle for Azathoth	GNU C++17	data structures sortings two pointers *2000	Aug/20/2021 03:43
1578	D - Navigation System	GNU C++17	graphs shortest paths *1700	Aug/20/2021 03:43
1577	C - World of Darkraft: Battle for Azathoth	GNU C++17	brute force data structures sortings *2000	Aug/19/2021 23:50
1576	B - Navigation System	GNU C++17	dfs and similar graphs shortest paths *1700	Aug/19/2021 22:38
1575	A - Journey Planning	GNU C++17	data structures dp greedy math sortings *1400	Aug/19/2021 22:17
1574	E - Beautiful Set	GNU C++17	brute force number theory *2300	Aug/19/2021 00:37
1573	C - Beautiful Set	GNU C++17	brute force number theory *2300	Aug/19/2021 00:36
1572	E - Chip Play	GNU C++17	*2300	Aug/19/2021 00:03
1571	C - Chip Play	GNU C++17 (64)	brute force data structures implementation *2300	Aug/19/2021 00:02
1570	E - Collisions	GNU C++17 (64)	brute force implementation math *2000	Aug/18/2021 22:37
1569	E - Martian Luck	GNU C++17 (64)	math number theory *2000	Aug/18/2021 00:08
1568	D2 - Mocha and Diana (Hard Version)	GNU C++17 (64)	brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers *2500	Aug/16/2021 16:28
1567	E - Mocha and Stars	GNU C++17 (64)	combinatorics dp fft math number theory *2200	Aug/15/2021 22:45
1566	D1 - Mocha and Diana (Easy Version)	GNU C++17	brute force constructive algorithms dsu graphs greedy trees *1400	Aug/15/2021 21:08
1565	C - Mocha and Hiking	GNU C++17	constructive algorithms graphs *1200	Aug/15/2021 21:00
1564	B - Mocha and Red and Blue	GNU C++17	dp greedy *900	Aug/15/2021 20:46
1563	A - Mocha and Math	GNU C++17	bitmasks constructive algorithms math *900	Aug/15/2021 20:39
1562	F - Common Prefixes	C++ (GCC 9.2.1)	AtCoder *500	Aug/13/2021 02:44
1561	E - Stronger Takahashi	C++ (GCC 9.2.1)	AtCoder *500	Aug/13/2021 00:16
1560	D - Takahashi Tour	C++ (GCC 9.2.1)	AtCoder *400	Aug/12/2021 23:58
1559	C - Reorder Cards	C++ (GCC 9.2.1)	AtCoder *300	Aug/12/2021 23:53
1558	B - Booby Prize	C++ (GCC 9.2.1)	AtCoder *200	Aug/12/2021 23:48
1557	A - Bitwise Exclusive Or	C++ (GCC 9.2.1)	AtCoder *100	Aug/12/2021 23:46
1556	E - Graph Reconstruction	GNU C++17 (64)	*2400	Aug/12/2021 21:29
1555	C - Graph Reconstruction	GNU C++17 (64)	constructive algorithms *2400	Aug/12/2021 21:27
1554	C - Hack it!	GNU C++17 (64)	binary search constructive algorithms math *2500	Aug/11/2021 22:12
1553	E - Assiut Chess	GNU C++17	brute force constructive algorithms interactive *2800	Aug/10/2021 22:10
1552	G - (Zero XOR Subset)-less	GNU C++17	math matrices *2300	Aug/10/2021 16:51
1551	D - Ezzat and Grid	GNU C++17	data structures dp greedy *2200	Aug/09/2021 22:26
1550	C - Moamen and XOR	GNU C++17	bitmasks combinatorics dp math matrices *1700	Aug/09/2021 21:10
1549	B - Moamen and k-subarrays	GNU C++17	greedy sortings *1100	Aug/09/2021 20:47
1548	A - Ezzat and Two Subsequences	GNU C++17	brute force math sortings *800	Aug/09/2021 20:39
1547	E - Anniversary	GNU C++17	matrices number theory *2400	Aug/04/2021 00:04
1546	C - Anniversary	GNU C++17	data structures implementation math matrices number theory *2400	Aug/04/2021 00:03
1545	E - Cactus	GNU C++17	data structures dfs and similar dp graphs trees *2100	Aug/03/2021 19:00
1544	E - You	GNU C++17	dfs and similar dp math number theory *2600	Aug/02/2021 23:04
1543	E - Boring Segments	GNU C++17	data structures sortings trees two pointers *2100	Aug/02/2021 19:17
1542	D - Diane	GNU C++17	constructive algorithms greedy strings *1800	Aug/02/2021 18:53
1541	B - Integers Have Friends	GNU C++17	binary search data structures divide and conquer math number theory two pointers *1800	Aug/02/2021 17:56
1540	D1 - Gregor and the Odd Cows (Easy)	GNU C++17	bitmasks geometry math number theory *2300	Aug/02/2021 17:55
1539	A - Web of Lies	GNU C++17	brute force graphs greedy *1400	Aug/02/2021 17:55
1538	F1 - Gregor and the Odd Cows (Easy)	GNU C++17	geometry number theory *2300	Aug/02/2021 17:54
1537	D - Integers Have Friends	GNU C++17	binary search data structures math two pointers *1800	Aug/01/2021 21:35
1536	C - Web of Lies	GNU C++17	graphs greedy *1400	Aug/01/2021 21:05
1535	B - Gregor and the Pawn Game	GNU C++17	dfs and similar dp flows graph matchings graphs greedy implementation *800	Aug/01/2021 20:51
1534	A - Gregor and Cryptography	GNU C++17	math number theory *800	Aug/01/2021 20:41
1533	D - Say No to Palindromes	GNU C++17	brute force constructive algorithms dp strings *1600	Jul/30/2021 22:36
1532	C - Coin Rows	GNU C++17	brute force constructive algorithms dp implementation *1300	Jul/30/2021 21:53
1531	B - Two Tables	GNU C++17	brute force *1300	Jul/30/2021 21:44
1530	A - PizzaForces	GNU C++17	brute force math *900	Jul/30/2021 20:59
1529	C - Mikasa	GNU C++17	binary search bitmasks greedy implementation *1800	Jul/29/2021 22:23
1528	B - Cobb	GNU C++17	bitmasks brute force greedy math *1700	Jul/29/2021 21:30
1527	A - Cherry	GNU C++17	greedy *800	Jul/29/2021 20:38
1526	C - Maximize the Intersections	GNU C++17	combinatorics constructive algorithms geometry greedy sortings *1800	Jul/26/2021 00:13
1525	D - Array Differentiation	GNU C++17	bitmasks brute force constructive algorithms dfs and similar dp graphs math *1800	Jul/25/2021 22:58
1524	B - Running for Gold	GNU C++17	combinatorics graphs greedy sortings *1500	Jul/25/2021 22:24
1523	A - Subsequence Permutation	GNU C++17	sortings strings *800	Jul/25/2021 20:38
1522	D - String	GNU C++17	implementation string suffix structures strings *2100	Jul/25/2021 18:15
1521	B - String	GNU C++17	brute force constructive algorithms hashing implementation string suffix structures strings *2100	Jul/25/2021 18:14
1520	D - Buses	GNU C++17	binary search data structures dp *1700	Jul/25/2021 04:26
1519	B - Buses	GNU C++17	binary search data structures dp *1700	Jul/25/2021 04:25
1518	D - Mushroom Scientists	GNU C++17	math number theory probabilities *1800	Jul/25/2021 01:23
1517	B - Mushroom Scientists	GNU C++17 (64)	math ternary search *1800	Jul/25/2021 01:21
1516	D - Animals	GNU C++17	dp greedy *1700	Jul/24/2021 22:58
1515	D - Doctor	GNU C++17	binary search implementation *1800	Jul/24/2021 21:08
1514	B - Doctor	GNU C++17	binary search math sortings *1800	Jul/24/2021 21:07
1513	D - Playing with Permutations	GNU C++17	brute force combinatorics implementation *1800	Jul/24/2021 19:22
1512	B - Playing with Permutations	GNU C++17	implementation math *1800	Jul/24/2021 19:21
1511	F - Pairwise Modulo	GNU C++17	data structures math *2300	Jul/23/2021 23:05
1510	E - Permutation Shift	GNU C++17	brute force combinatorics constructive algorithms dfs and similar dsu graphs math *2100	Jul/23/2021 17:58
1509	D - Backspace	GNU C++17	dp greedy strings two pointers *1500	Jul/22/2021 21:26
1508	C - Penalty	GNU C++17	bitmasks brute force dp greedy *1200	Jul/22/2021 21:10
1507	B - Reverse String	GNU C++17	brute force dp hashing implementation strings *1300	Jul/22/2021 20:53
1506	A - Digits Sum	GNU C++17	math number theory *800	Jul/22/2021 20:37
1505	B - Infinite Maze	GNU C++17	dfs and similar graphs *2000	Jul/22/2021 18:44
1504	D - Treasure Island	GNU C++17	brute force implementation *1700	Jul/22/2021 16:18
1503	D - Yaroslav and Time	GNU C++17	binary search dfs and similar dp shortest paths *2100	Jul/20/2021 23:01
1502	B - Yaroslav and Time	GNU C++17	binary search graphs shortest paths *2100	Jul/20/2021 23:00
1501	D - Apple Tree	GNU C++17	dfs and similar number theory trees *2100	Jul/20/2021 02:55
1500	B - Apple Tree	GNU C++17	dfs and similar number theory trees *2100	Jul/20/2021 02:54
1499	D - Wizards and Huge Prize	GNU C++17	dp math probabilities *1800	Jul/19/2021 23:06
1498	B - Wizards and Huge Prize	GNU C++17	dp math probabilities *1800	Jul/19/2021 23:05
1497	D - Numbers	GNU C++17	combinatorics dp math *1900	Jul/19/2021 22:04
1496	B - Numbers	GNU C++17	combinatorics dp *1900	Jul/19/2021 22:02
1495	F - Bingo	GNU C++17	bitmasks combinatorics dp math probabilities *2600	Jul/19/2021 17:57
1494	D - Secret Santa	GNU C++17	constructive algorithms flows graphs greedy math *1600	Jul/19/2021 00:00
1493	E - Minimax	GNU C++17	constructive algorithms greedy strings *2100	Jul/18/2021 22:58
1492	C - Pursuit	GNU C++17	binary search brute force greedy sortings *1200	Jul/18/2021 22:06
1491	B - Putting Plates	GNU C++17	constructive algorithms implementation *800	Jul/18/2021 21:47
1490	A - Binary Decimal	GNU C++17	greedy math *800	Jul/18/2021 21:38
1489	D - Sereja and Periods	GNU C++17	dfs and similar strings *2000	Jul/18/2021 17:41
1488	B - Sereja and Periods	GNU C++17	binary search dfs and similar strings *2000	Jul/18/2021 17:40
1487	D - Zip-line	GNU C++17	binary search data structures dp hashing *2600	Jul/17/2021 23:35
1486	D - Excellent Arrays	GNU C++17	binary search combinatorics constructive algorithms implementation math sortings two pointers *2300	Jul/16/2021 00:10
1485	C - Manhattan Subarrays	GNU C++17	brute force geometry greedy implementation *1700	Jul/15/2021 22:22
1484	B - Maximum Cost Deletion	GNU C++17	greedy math *1000	Jul/15/2021 21:28
1483	A - Find The Array	GNU C++17	greedy math *800	Jul/15/2021 21:19
1482	B - AquaMoon and Stolen String	GNU C++17	interactive math *1200	Jul/12/2021 16:06
1481	A - AquaMoon and Two Arrays	GNU C++17	brute force greedy *800	Jul/12/2021 15:29
1480	E - AquaMoon and Permutations	GNU C++17 (64)	combinatorics graphs *2800	Jul/12/2021 15:20
1479	C - AquaMoon and Permutations	GNU C++17 (64)	2-sat brute force combinatorics constructive algorithms graph matchings graphs *2800	Jul/12/2021 15:19
1478	A - AquaMoon and Strange Sort	GNU C++17	sortings *1500	Jul/12/2021 00:15
1477	C - AquaMoon and Strange Sort	GNU C++17	sortings *1500	Jul/12/2021 00:15
1476	D - AquaMoon and Chess	GNU C++17	combinatorics math *1900	Jul/12/2021 00:15
1475	B - AquaMoon and Chess	GNU C++17	combinatorics math *1900	Jul/11/2021 21:11
1474	D - Name That Tune	GNU C++17 (64)	dp two pointers *2400	Jul/11/2021 03:49
1473	B - Name That Tune	GNU C++17 (64)	dp probabilities two pointers *2400	Jul/11/2021 03:49
1472	D - Jzzhu and Numbers	GNU C++17	bitmasks combinatorics dp *2400	Jul/10/2021 19:13
1471	D - Board Game	GNU C++17	data structures dfs and similar *2500	Jul/10/2021 17:18
1470	C - Robot Collisions	GNU C++17	data structures greedy implementation sortings *2000	Jul/09/2021 21:53
1469	C - Strange Function	GNU C++17	math number theory *1600	Jul/08/2021 22:34
1468	D - Priority Queue	GNU C++17	combinatorics dp implementation math ternary search *2200	Jul/08/2021 19:33
1467	B - Plus and Multiply	GNU C++17	constructive algorithms math number theory *1500	Jul/08/2021 18:08
1466	A - Odd Set	GNU C++17	math *800	Jul/08/2021 17:46
1465	D - Armchairs	GNU C++17	dp flows graph matchings greedy *1800	Jul/06/2021 21:40
1464	B - Permutation Sort	GNU C++17	constructive algorithms greedy *900	Jul/06/2021 21:23
1463	A - Potion-making	GNU C++17	math number theory *800	Jul/06/2021 21:12
1462	E - Soldier and Traveling	GNU C++17	flows graphs math *2100	Jun/29/2021 20:47
1461	C - Journey	GNU C++17	dfs and similar dp graphs probabilities trees *1500	Jun/27/2021 02:36
1460	C - Great Graphs	GNU C++17	constructive algorithms graphs greedy shortest paths sortings *1400	Jun/26/2021 15:16
1459	B - Tree Array	GNU C++17	brute force combinatorics dp graphs math probabilities trees *2300	Jun/26/2021 15:15
1458	D - Tree Array	GNU C++17	combinatorics dp graphs math probabilities trees *2300	Jun/26/2021 15:15
1457	A - Great Graphs	GNU C++17	constructive algorithms graphs greedy shortest paths sortings *1400	Jun/25/2021 22:05
1456	D - Welfare State	GNU C++17	data structures implementation *1600	Jun/24/2021 00:34
1455	C - MP3	GNU C++17	two pointers *1600	Jun/24/2021 00:34
1454	F - Rectangle Painting 1	GNU C++17	dp *2300	Jun/24/2021 00:33
1453	E - Matching vs Independent Set	GNU C++17	constructive algorithms graphs greedy *2000	Jun/24/2021 00:33
1452	D - Rectangle Painting 1	GNU C++17	dp *2300	Jun/24/2021 00:31
1451	C - Matching vs Independent Set	GNU C++17	constructive algorithms graphs greedy sortings *2000	Jun/24/2021 00:04
1450	B - Welfare State	GNU C++17	binary search brute force data structures sortings *1600	Jun/23/2021 22:11
1449	A - MP3	GNU C++17	sortings two pointers *1600	Jun/23/2021 21:50
1448	D - REQ	GNU C++17	data structures number theory *2500	Jun/22/2021 03:25
1447	D - PriceFixed	GNU C++17	binary search greedy implementation sortings two pointers *1600	Jun/21/2021 22:01
1446	C - Stable Groups	GNU C++17	greedy sortings *1200	Jun/21/2021 21:03
1445	B - Love Song	GNU C++17 (64)	dp implementation strings *800	Jun/21/2021 20:55
1444	A - Contest Start	GNU C++17 (64)	combinatorics geometry greedy math *1000	Jun/21/2021 20:51
1443	D - Traffic Jams in the Land	GNU C++17 (64)	data structures dp number theory *2400	Jun/21/2021 03:52
1442	C - Mike and Frog	GNU C++17	greedy math number theory *2200	Jun/21/2021 00:19
1441	A - Mike and Frog	GNU C++17	brute force greedy implementation math *2200	Jun/21/2021 00:18
1440	F - Figure Fixing	GNU C++17	constructive algorithms dfs and similar dsu graphs greedy math *2200	Jun/19/2021 22:27
1439	E1 - Erase and Extend (Easy Version)	GNU C++17	binary search brute force dp greedy hashing implementation string suffix structures strings two pointers *1600	Jun/19/2021 00:30
1438	E2 - Erase and Extend (Hard Version)	GNU C++17	binary search data structures greedy hashing string suffix structures strings two pointers *2200	Jun/19/2021 00:28
1437	D - Deleting Divisors	GNU C++17	games math number theory *1700	Jun/18/2021 21:38
1436	C - Challenging Cliffs	GNU C++17	constructive algorithms greedy implementation math *1200	Jun/18/2021 21:20
1435	B - Bad Boy	GNU C++17	constructive algorithms greedy math *900	Jun/18/2021 20:49
1434	A - Arithmetic Array	GNU C++17	greedy math *800	Jun/18/2021 20:38
1433	D - Road Improvement	GNU C++17	dp trees *2300	Jun/18/2021 04:27
1432	E - Partition Game	GNU C++17	binary search data structures divide and conquer dp *2500	Jun/17/2021 22:37
1431	D - MEX Tree	GNU C++17	combinatorics dfs and similar implementation math trees *2400	Jun/17/2021 02:00
1430	B2 - Palindrome Game (hard version)	GNU C++17	constructive algorithms games *1900	Jun/16/2021 22:06
1429	C - Sequence Pair Weight	GNU C++17	hashing implementation math *1600	Jun/16/2021 21:23
1428	B1 - Palindrome Game (easy version)	GNU C++17	constructive algorithms games *1200	Jun/16/2021 21:17
1427	A - And Then There Were K	GNU C++17	bitmasks *800	Jun/16/2021 20:48
1426	D - Subway Pursuit	GNU C++17	interactive *2100	Jun/16/2021 20:24
1425	B - Subway Pursuit	GNU C++17	binary search interactive probabilities *2100	Jun/16/2021 20:21
1424	D - Tricky Function	GNU C++17	data structures divide and conquer geometry *2200	Jun/16/2021 05:03
1423	E - Necklace	GNU C++17	constructive algorithms math *2500	Jun/16/2021 00:32
1422	C - Necklace	GNU C++17	constructive algorithms math *2500	Jun/16/2021 00:30
1421	C - Dreamoon and Strings	GNU C++17	dp *2200	Jun/15/2021 02:47
1420	E - Dreamoon and Strings	GNU C++17	dp strings *2200	Jun/15/2021 02:45
1419	D - Antimatter	GNU C++17	dp *2300	Jun/14/2021 19:13
1418	E - Omkar and Forest	GNU C++17	combinatorics graphs math shortest paths *2300	Jun/11/2021 23:31
1417	D - Omkar and Medians	GNU C++17	data structures greedy implementation *2000	Jun/08/2021 22:59
1416	C - Diluc and Kaeya	GNU C++17	data structures dp hashing number theory *1500	Jun/08/2021 21:26
1415	B - Prinzessin der Verurteilung	GNU C++17	brute force constructive algorithms strings *1200	Jun/08/2021 21:06
1414	A - Omkar and Bad Story	GNU C++17	brute force constructive algorithms *800	Jun/08/2021 20:46
1413	E - Gold Transfer	GNU C++17	binary search data structures dp greedy interactive trees *2200	Jun/08/2021 00:21
1412	D - Playoff Tournament	GNU C++17	data structures dfs and similar dp implementation trees *1800	Jun/07/2021 22:09
1411	C - Unstable String	GNU C++17	binary search dp greedy implementation strings two pointers *1400	Jun/07/2021 21:26
1410	B - Array Reodering	GNU C++17	brute force greedy math number theory sortings *900	Jun/07/2021 21:07
1409	A - Fair Playoff	GNU C++17	brute force implementation *800	Jun/07/2021 21:03
1408	E - Three States	GNU C++17	dfs and similar graphs shortest paths *2200	Jun/05/2021 03:54
1407	C - Three States	GNU C++17	dfs and similar graphs shortest paths *2200	Jun/05/2021 03:53
1406	B - Mr. Kitayuta's Technology	GNU C++17	dfs and similar graphs *2200	Jun/05/2021 02:38
1405	D - Mr. Kitayuta's Technology	GNU C++17	dfs and similar *2200	Jun/05/2021 02:37
1404	D - Destroying Roads	GNU C++17	brute force constructive algorithms graphs shortest paths *2100	Jun/04/2021 21:18
1403	B - Destroying Roads	GNU C++17	constructive algorithms graphs shortest paths *2100	Jun/04/2021 21:16
1402	B - Tavas and Malekas	GNU C++17	hashing string suffix structures strings *1900	Jun/03/2021 03:54
1401	D - Tavas and Malekas	GNU C++17 (64)	greedy hashing string suffix structures strings *1900	Jun/03/2021 03:53
1400	D - Characteristics of Rectangles	GNU C++17 (64)	binary search bitmasks brute force implementation sortings *2100	Jun/02/2021 20:38
1399	D - Top Secret Task	GNU C++17 (64)	dp *2300	Jun/02/2021 18:28
1398	D - Multipliers	GNU C++17	math number theory *2000	Jun/02/2021 03:47
1397	E - Hexagons	GNU C++17	binary search implementation math *2100	Jun/02/2021 00:26
1396	E - Crypto Lights	GNU C++17	combinatorics dp math probabilities *2600	Jun/01/2021 04:28
1395	D - Love-Hate	GNU C++17 (64)	bitmasks brute force dp probabilities *2400	May/31/2021 21:17
1394	C - Compression and Expansion	GNU C++14	brute force data structures greedy implementation trees *1600	May/31/2021 18:50
1393	B - Lord of the Values	GNU C++14	constructive algorithms *1100	May/31/2021 18:01
1392	A - Game of Life	GNU C++14	implementation *800	May/31/2021 17:33
1391	E - Helping Hiasat	GNU C++14	bitmasks brute force dp meet-in-the-middle *2200	May/30/2021 23:54
1390	E - Oolimry and Suffix Array	GNU C++14	combinatorics constructive algorithms math *2400	May/30/2021 04:19
1389	D - Kill Anton	GNU C++14	brute force constructive algorithms data structures math strings *2200	May/29/2021 18:38
1388	C2 - Potions (Hard Version)	GNU C++14	data structures greedy *1600	May/29/2021 01:52
1387	C1 - Potions (Easy Version)	GNU C++14	brute force data structures dp greedy *1500	May/29/2021 01:52
1386	B - I Hate 1111	GNU C++14	dp math number theory *1400	May/29/2021 01:25
1385	A - Mean Inequality	GNU C++14	constructive algorithms sortings *800	May/28/2021 23:52
1384	E - Jeff and Permutation	GNU C++14	greedy *2200	May/28/2021 23:35
1383	D - Numbers	GNU C++14	constructive algorithms implementation *2000	May/28/2021 22:24
1382	C - Edo and Magnets	GNU C++17	brute force greedy implementation two pointers *2300	May/28/2021 19:19
1381	E - Edo and Magnets	GNU C++14	brute force greedy implementation *2300	May/28/2021 19:19
1380	C - Appleman and a Sheet of Paper	GNU C++17	data structures implementation *2200	May/28/2021 15:15
1379	E - Appleman and a Sheet of Paper	GNU C++17	*2200	May/28/2021 15:15
1378	C - Glass Carving	GNU C++17	binary search data structures implementation *1500	May/27/2021 18:28
1377	A - Glass Carving	GNU C++17	data structures implementation *1500	May/27/2021 18:28
1376	D - RGB Coloring 2	C++ (GCC 9.2.1)	AtCoder *400	May/27/2021 17:50
1375	D - Clique Problem	GNU C++17	data structures dp greedy implementation sortings *1800	May/27/2021 04:13
1374	B - Skills	GNU C++17	binary search brute force dp greedy sortings two pointers *1900	May/26/2021 22:31
1373	C - Fight the Monster	GNU C++17	brute force implementation *1800	May/26/2021 21:08
1372	A - Fight the Monster	GNU C++17	binary search brute force implementation *1800	May/26/2021 19:48
1371	B - Error Correct System	GNU C++17	greedy *1500	May/26/2021 03:14
1370	A - Mr. Kitayuta, the Treasure Hunter	GNU C++17	dp *1900	May/25/2021 21:59
1369	C - Mr. Kitayuta, the Treasure Hunter	GNU C++17	dfs and similar dp two pointers *1900	May/25/2021 21:46
1368	A - Crazy Town	GNU C++17	geometry *1700	May/25/2021 18:57
1367	C - Crazy Town	GNU C++17	geometry math *1700	May/25/2021 18:57
1366	A - Link/Cut Tree	GNU C++17	brute force implementation *1500	May/25/2021 17:35
1365	B - Sifid and Strange Subsequences	GNU C++17	greedy math sortings *1100	May/25/2021 17:29
1364	A - Eshag Loves Big Arrays	GNU C++17	constructive algorithms greedy math *800	May/25/2021 17:02
1363	D - Kavi on Pairing Duty	GNU C++17	combinatorics dp math number theory *1700	May/25/2021 02:58
1362	C - Parsa's Humongous Tree	GNU C++17	dfs and similar dp graphs greedy trees *1600	May/25/2021 02:58
1361	E - Trees of Tranquillity	GNU C++17	data structures dfs and similar greedy trees *2300	May/25/2021 02:57
1360	C - Trees of Tranquillity	GNU C++17	data structures dfs and similar greedy trees *2300	May/25/2021 02:53
1359	B - Kavi on Pairing Duty	GNU C++17	combinatorics dp math *1700	May/24/2021 21:53
1358	A - Parsa's Humongous Tree	GNU C++17	dfs and similar divide and conquer dp greedy trees *1600	May/24/2021 20:45
1357	A - Playing with Paper	GNU C++17	implementation math *1100	May/23/2021 22:52
1356	B - Dreamoon and WiFi	GNU C++17	bitmasks brute force combinatorics dp math probabilities *1300	May/23/2021 22:26
1355	A - Watching a movie	GNU C++17	greedy implementation *1000	May/22/2021 15:29
1354	A - Insomnia cure	GNU C++17	constructive algorithms implementation math *800	May/22/2021 14:03
1353	A - Pangram	GNU C++17	implementation strings *800	May/22/2021 12:48
1352	E - Baby Ehab Plays with Permutations	GNU C++17	combinatorics dp math *2500	May/09/2021 02:38
1351	D - Nastia Plays with a Tree	GNU C++17	constructive algorithms data structures dfs and similar dp dsu greedy implementation trees *2500	May/08/2021 19:16
1350	C - Nastia and a Hidden Permutation	GNU C++17	constructive algorithms interactive *2000	May/08/2021 03:01
1349	B - Nastia and a Good Array	GNU C++17	constructive algorithms math number theory *1300	May/08/2021 01:51
1348	A - Nastia and Nearly Good Numbers	GNU C++17	constructive algorithms math number theory *1000	May/08/2021 01:31
1347	F - Unstable String Sort	GNU C++17	data structures dfs and similar dsu graphs greedy implementation strings *2100	May/07/2021 02:20
1346	E - Two Small Strings	GNU C++17	brute force constructive algorithms *1900	May/07/2021 01:59
1345	G - Path Queries	GNU C++17	divide and conquer dsu graphs sortings trees *1800	May/07/2021 01:13
1344	D2 - Equalizing by Division (hard version)	GNU C++17	brute force math sortings *1600	May/07/2021 00:54
1343	D1 - Equalizing by Division (easy version)	GNU C++17	brute force implementation *1500	May/07/2021 00:54
1342	C - Book Reading	GNU C++17	math *1200	May/07/2021 00:41
1341	B - Bad Prices	GNU C++17	data structures implementation *1100	May/07/2021 00:31
1340	A - Chips Moving	GNU C++17	math *900	May/07/2021 00:28
1339	D - Maximum Sum of Products	GNU C++17	brute force dp implementation math two pointers *1600	May/05/2021 23:35
1338	C - Berland Regional	GNU C++17	brute force data structures greedy number theory sortings *1400	May/05/2021 23:07
1337	B - The Cake Is a Lie	GNU C++17	dp math *800	May/05/2021 22:42
1336	A - Red and Blue Beans	GNU C++17	math *800	May/05/2021 22:26
1335	D - Explorer Space	GNU C++17	dp graphs shortest paths *1800	Apr/24/2021 17:54
1334	C - Fillomino 2	GNU C++17	constructive algorithms dfs and similar greedy implementation *1400	Apr/23/2021 21:51
1333	B - Morning Jogging	GNU C++17	constructive algorithms greedy sortings *1200	Apr/23/2021 21:01
1332	A - Sum of 2050	GNU C++17	greedy math *800	Apr/23/2021 20:40
1331	D - Cut	GNU C++17	binary search data structures dp graphs number theory two pointers *2100	Apr/23/2021 04:14
1330	C - Baby Ehab Partitions Again	GNU C++17	bitmasks constructive algorithms dp math *1700	Apr/23/2021 02:20
1329	B - AGAGA XOOORRR	GNU C++17	bitmasks brute force dp greedy *1500	Apr/23/2021 01:23
1328	A - Tit for Tat	GNU C++17	greedy *800	Apr/23/2021 01:03
1327	F - Complete the MST	GNU C++17	data structures dfs and similar dsu graphs greedy trees *2500	Apr/21/2021 21:28
1326	D - Binary Literature	GNU C++17 (64)	constructive algorithms greedy strings two pointers *1900	Apr/21/2021 21:27
1325	E - Almost Sorted	GNU C++17	brute force constructive algorithms math *1800	Apr/21/2021 21:27
1324	C - The Sports Festival	GNU C++17 (64)	dp greedy *1800	Apr/21/2021 21:26
1323	B - TMT Document	GNU C++17	greedy *1100	Apr/21/2021 17:59
1322	A - Average Height	GNU C++17	constructive algorithms *800	Apr/21/2021 16:57
1321	C - Complete the MST	GNU C++17	bitmasks brute force data structures dfs and similar dsu graphs greedy trees *2500	Apr/21/2021 16:43
1320	D - Cut and Stick	GNU C++17	binary search data structures greedy implementation sortings *2000	Apr/20/2021 16:08
1319	C - Product 1 Modulo N	GNU C++17	greedy number theory *1600	Apr/20/2021 15:11
1318	B - AND 0, Sum Big	GNU C++17	bitmasks combinatorics math *1200	Apr/20/2021 14:35
1317	A - Perfectly Imperfect Array	GNU C++17	math number theory *800	Apr/20/2021 14:27
1316	B - Almost Sorted	GNU C++17	binary search combinatorics constructive algorithms implementation *1800	Apr/16/2021 21:40
1315	A - Binary Literature	GNU C++17 (64)	constructive algorithms greedy implementation strings two pointers *1900	Apr/16/2021 21:00
1314	B - Button Lock	GNU C++17 (64)	flows graph matchings graphs *2600	Apr/13/2021 22:19
1313	E - Colorings and Dominoes	GNU C++17	combinatorics dp greedy math *2100	Apr/12/2021 23:10
1312	D - Min Cost String	GNU C++17	brute force constructive algorithms graphs greedy strings *1600	Apr/12/2021 21:21
1311	C - Yet Another Card Deck	GNU C++17	brute force data structures implementation trees *1100	Apr/12/2021 21:00
1310	B - GCD Length	GNU C++17	constructive algorithms math number theory *1100	Apr/12/2021 20:54
1309	A - Review Site	GNU C++17	greedy *800	Apr/12/2021 20:38
1308	D - GCD and MST	GNU C++17 (64)	constructive algorithms dsu graphs greedy number theory sortings *2000	Apr/11/2021 23:09
1307	C - Add One	GNU C++17	dp matrices *1600	Apr/11/2021 21:13
1306	B - AND Sequences	GNU C++17	bitmasks combinatorics constructive algorithms math *1400	Apr/11/2021 21:03
1305	A - Array and Peaks	GNU C++17	constructive algorithms implementation *800	Apr/11/2021 20:43
1304	C - Balance the Bits	GNU C++17 (64)	brute force constructive algorithms greedy *1600	Apr/05/2021 17:25
1303	D - 3-Coloring	GNU C++17 (64)	constructive algorithms games graphs interactive *1700	Apr/05/2021 17:24
1302	E - Travelling Salesman Problem	GNU C++17 (64)	binary search data structures dp graphs greedy shortest paths sortings *2200	Apr/05/2021 17:23
1301	B - Flip the Bits	GNU C++17 (64)	constructive algorithms greedy implementation math *1200	Apr/05/2021 17:21
1300	A - Déjà Vu	GNU C++17 (64)	constructive algorithms strings *800	Apr/05/2021 16:54
1299	C - Travelling Salesman Problem	GNU C++17	binary search data structures dp greedy shortest paths sortings two pointers *2200	Apr/05/2021 16:38
1298	G - Guide	GNU C++17 (64)		Apr/05/2021 03:36
1297	D - Digits	GNU C++17	dp math number theory *2100	Apr/04/2021 16:53
1296	K - King's Task	GNU C++17 (64)	brute force graphs implementation *1200	Apr/04/2021 14:30
1295	A - Balance the Bits	GNU C++17 (64)	constructive algorithms greedy *1600	Apr/04/2021 02:27
1294	B - 3-Coloring	GNU C++17 (64)	constructive algorithms games interactive *1700	Apr/03/2021 21:33
1293	E - Two Houses	GNU C++17 (64)	brute force graphs greedy interactive sortings *2200	Apr/02/2021 15:06
1292	D - Bananas in a Microwave	GNU C++17	dfs and similar dp graphs implementation *2200	Apr/01/2021 02:57
1291	C - Planar Reflections	GNU C++17	brute force data structures dp *1600	Mar/31/2021 23:16
1290	B - Box Fitting	GNU C++17	binary search bitmasks data structures greedy *1300	Mar/31/2021 22:50
1289	A - GCD Sum	GNU C++17	brute force math *800	Mar/31/2021 22:38
1288	B - Present	GNU C++17 (64)	binary search bitmasks constructive algorithms data structures math sortings *2100	Mar/31/2021 22:00
1287	A - Unusual Competitions	GNU C++17 (64)	greedy *1300	Mar/31/2021 17:11
1286	F - Diameter Cuts	GNU C++17 (64)	combinatorics dfs and similar dp trees *2400	Mar/25/2021 02:38
1285	E - Chaotic Merge	GNU C++17 (64)	combinatorics dp math strings *2400	Mar/24/2021 22:15
1284	D - The Number of Pairs	GNU C++17 (64)	dp math number theory *2100	Mar/24/2021 18:58
1283	C - Minimum Grid Path	GNU C++17	brute force data structures greedy math *1500	Mar/24/2021 18:15
1282	B - Binary Removals	GNU C++17	brute force dp greedy implementation *1000	Mar/24/2021 16:57
1281	A - Domino on Windowsill	GNU C++17	combinatorics constructive algorithms math *800	Mar/24/2021 16:46
1280	C - Basic Diplomacy	GNU C++17	combinatorics flows greedy implementation *1600	Mar/22/2021 22:48
1279	D - Playlist	GNU C++17	data structures dsu implementation *1900	Mar/22/2021 22:48
1278	E - Skyline Photo	GNU C++17	data structures dp *2100	Mar/22/2021 22:48
1277	F - Useful Edges	GNU C++17 (64)	brute force graphs shortest paths *2400	Mar/22/2021 22:47
1276	B - Restore Modulo	GNU C++17	implementation math *1500	Mar/22/2021 22:46
1275	A - Prison Break	GNU C++17	constructive algorithms *800	Mar/22/2021 22:15
1274	D - Useful Edges	GNU C++17 (64)	dp graphs shortest paths *2400	Mar/22/2021 21:49
1273	C - Skyline Photo	GNU C++17	binary search data structures dp greedy *2100	Mar/21/2021 21:01
1272	B - Playlist	GNU C++17	data structures dsu implementation *1900	Mar/21/2021 20:16
1271	A - Basic Diplomacy	GNU C++17	constructive algorithms greedy implementation *1600	Mar/21/2021 19:30
1270	D - Strange Housing	GNU C++17	constructive algorithms dfs and similar graph matchings graphs greedy *2200	Mar/17/2021 11:26
1269	B - Strange Definition	GNU C++17	bitmasks graphs hashing math number theory *1900	Mar/16/2021 23:45
1268	A - Strange Birthday Party	GNU C++17	binary search dp greedy sortings two pointers *1300	Mar/16/2021 22:54
1267	E - Enormous XOR	GNU C++17 (64)	bitmasks constructive algorithms greedy math strings two pointers *2600	Mar/14/2021 21:48
1266	D - Two chandeliers	GNU C++17 (64)	binary search brute force chinese remainder theorem math *2200	Mar/14/2021 15:32
1265	B - Two chandeliers	GNU C++17 (64)	binary search brute force chinese remainder theorem math number theory *2200	Mar/14/2021 15:31
1264	C - Going Home	GNU C++17	brute force implementation math *1800	Mar/14/2021 03:47
1263	A - Going Home	GNU C++17	brute force hashing implementation math *1800	Mar/14/2021 03:46
1262	E - Garden of the Sun	GNU C++17	constructive algorithms graphs *2300	Mar/12/2021 00:16
1261	D - Let's Go Hiking	GNU C++17	games *1900	Mar/10/2021 19:38
1260	C - Diamond Miner	GNU C++17	geometry greedy sortings *1200	Mar/10/2021 18:40
1259	B - Max and Mex	GNU C++17	math *1100	Mar/10/2021 18:25
1258	A - Split it!	GNU C++17	brute force constructive algorithms greedy strings *900	Mar/10/2021 18:13
1257	C - K-beautiful Strings	GNU C++17	binary search brute force constructive algorithms greedy strings *2000	Mar/08/2021 00:02
1256	D - GCD of an Array	GNU C++17	brute force data structures hashing implementation math number theory sortings two pointers *2100	Mar/07/2021 21:57
1255	B - Planet Lapituletti	GNU C++17	brute force implementation *1300	Mar/07/2021 21:29
1254	A - Anti-knapsack	GNU C++17	constructive algorithms greedy *800	Mar/07/2021 20:57
1253	E - A-Z Graph	GNU C++17	constructive algorithms data structures graphs hashing *2400	Mar/04/2021 18:12
1252	D - Dogeforces	GNU C++17	constructive algorithms data structures dfs and similar divide and conquer dsu greedy sortings trees *2300	Mar/04/2021 03:11
1251	C - 1D Sokoban	GNU C++17	binary search dp greedy implementation two pointers *1900	Mar/03/2021 23:21
1250	B - Berland Crossword	GNU C++17	bitmasks brute force greedy implementation *1400	Mar/02/2021 22:20
1249	A - ABC String	GNU C++17	bitmasks brute force implementation *900	Mar/02/2021 20:51
1248	E - Fib-tree	GNU C++17	brute force dfs and similar divide and conquer number theory trees *2400	Mar/02/2021 03:40
1247	D - Genius's Gambit	GNU C++17	bitmasks constructive algorithms greedy math *1900	Mar/01/2021 23:55
1246	C - Maximum width	GNU C++17	binary search data structures dp greedy two pointers *1500	Mar/01/2021 22:56
1245	B - Card Deck	GNU C++17	data structures greedy math *1100	Mar/01/2021 22:10
1244	A - Three swimmers	GNU C++17	math *800	Mar/01/2021 22:00
1243	D - Zookeeper and The Infinite Zoo	GNU C++17	bitmasks constructive algorithms dp greedy math *1800	Feb/28/2021 22:25
1242	C - Pekora and Trampoline	GNU C++17	brute force data structures dp greedy implementation *1700	Feb/28/2021 20:22
1241	B - Minimal Cost	GNU C++17	brute force math *1200	Feb/28/2021 19:53
1240	A - K-th Largest Value	GNU C++17	brute force greedy implementation *800	Feb/28/2021 19:38
1239	E - Paired Payment	GNU C++17 (64)	binary search brute force constructive algorithms dp flows graphs shortest paths *2200	Feb/19/2021 17:44
1238	D - Max Median	GNU C++17 (64)	binary search data structures dp *2100	Feb/19/2021 02:39
1237	C2 - Guessing the Greatest (hard version)	GNU C++17	binary search interactive *1900	Feb/18/2021 21:43
1236	C1 - Guessing the Greatest (easy version)	GNU C++17	binary search interactive *1600	Feb/18/2021 21:42
1235	B - Eastern Exhibition	GNU C++17	binary search geometry shortest paths sortings *1500	Feb/18/2021 21:29
1234	A - Shifting Stacks	GNU C++17	greedy implementation *900	Feb/18/2021 20:41
1233	E - Cheap Dinner	GNU C++17	brute force data structures graphs greedy implementation sortings two pointers *2000	Feb/15/2021 21:59
1232	D - Pythagorean Triples	GNU C++17	binary search brute force math number theory *1500	Feb/15/2021 21:32
1231	C - Minimum Ties	GNU C++17	brute force constructive algorithms dfs and similar graphs greedy implementation math *1500	Feb/15/2021 21:16
1230	B - Cat Cycle	GNU C++17	math number theory *1200	Feb/15/2021 20:54
1229	A - Arena	GNU C++17	implementation sortings *800	Feb/15/2021 20:40
1228	E - Continuous City	GNU C++17	bitmasks constructive algorithms *2500	Feb/15/2021 04:04
1227	C - Continuous City	GNU C++17	bitmasks constructive algorithms *2500	Feb/15/2021 04:03
1226	D2 - Painting the Array II	GNU C++17	data structures dp greedy *2100	Feb/14/2021 21:46
1225	F - Copy or Prefix Sum	GNU C++17	combinatorics data structures dp sortings *2400	Feb/14/2021 16:27
1224	D - Multiples and Power Differences	GNU C++17	constructive algorithms graphs math number theory *2200	Feb/13/2021 19:11
1223	C - Floor and Mod	GNU C++17	binary search brute force math number theory *1700	Feb/13/2021 17:45
1222	B - Replace and Keep Sorted	GNU C++17	dp implementation math *1200	Feb/13/2021 17:17
1221	A - Add and Divide	GNU C++17	brute force greedy math number theory *1000	Feb/13/2021 17:09
1220	D1 - Painting the Array I	GNU C++17	data structures dp greedy implementation *1900	Feb/07/2021 22:49
1219	C - Searching Local Minimum	GNU C++17	binary search interactive math ternary search *1700	Feb/07/2021 21:23
1218	B - The Great Hero	GNU C++17	greedy implementation sortings *900	Feb/07/2021 20:58
1217	A - Yet Another String Game	GNU C++17	games greedy strings *800	Feb/07/2021 20:38
1216	D - Circle Lattice Points	C++ (GCC 9.2.1)	AtCoder *400	Feb/07/2021 18:36
1215	E - Sorting Books	GNU C++17	data structures dp greedy *2500	Feb/06/2021 21:46
1214	D - AB Graph	GNU C++17	brute force constructive algorithms graphs greedy implementation *2000	Feb/05/2021 23:18
1213	C - Fence Painting	GNU C++17	brute force constructive algorithms greedy *1600	Feb/05/2021 21:15
1212	B - New Colony	GNU C++17	brute force greedy implementation *1100	Feb/05/2021 20:50
1211	A - Space Navigation	GNU C++17	greedy strings *800	Feb/05/2021 20:41
1210	E - Nezzar and Binary String	GNU C++17	data structures greedy *1900	Feb/04/2021 22:13
1209	F - The Treasure of The Segments	GNU C++17	binary search data structures greedy *1800	Feb/04/2021 19:10
1208	E1 - Close Tuples (easy version)	GNU C++17	binary search combinatorics math sortings two pointers *1500	Feb/04/2021 18:58
1207	E2 - Close Tuples (hard version)	GNU C++17	binary search combinatorics implementation math sortings two pointers *1700	Feb/04/2021 18:53
1206	D - Add to Neighbour and Remove	GNU C++17	greedy math number theory *1400	Feb/04/2021 18:40
1205	C - Unique Number	GNU C++17	brute force greedy math *900	Feb/04/2021 18:32
1204	B - Last Year's Substring	GNU C++17	dp implementation strings *800	Feb/04/2021 18:24
1203	A - Favorite Sequence	GNU C++17	implementation two pointers *800	Feb/04/2021 18:17
1202	K - Key Storage	GNU C++17	combinatorics math *2100	Feb/04/2021 03:52
1201	J - Just Arrange the Icons	GNU C++17 (64)	greedy implementation math *1800	Feb/03/2021 22:05
1200	E - Elections	GNU C++17	greedy *1700	Feb/03/2021 18:42
1199	B - Balls of Buma	GNU C++17 (64)	*900	Feb/03/2021 18:39
1198	L - Lexicography	GNU C++17	constructive algorithms strings *1800	Feb/03/2021 18:36
1197	F - Nearest Leaf	GNU C++17	data structures trees *2600	Feb/03/2021 00:35
1196	D - Jongmah	GNU C++17	dp *2200	Feb/02/2021 19:31
1195	E - Magic Stones	GNU C++17	constructive algorithms math sortings *2200	Feb/02/2021 04:43
1194	C - Meaningless Operations	GNU C++17	constructive algorithms math number theory *1500	Feb/02/2021 04:25
1193	B - Tape	GNU C++17	greedy sortings *1400	Feb/02/2021 04:06
1192	A - Parity	GNU C++17	math *900	Feb/02/2021 03:59
1191	D - Restructuring Company	GNU C++17	data structures dsu *1900	Feb/01/2021 20:07
1190	E - Magical Ornament	C++ (GCC 9.2.1)	AtCoder *500	Jan/30/2021 19:30
1189	D - Staircase Sequences	C++ (GCC 9.2.1)	AtCoder *400	Jan/30/2021 19:08
1188	F - Shift and Inversions	C++ (GCC 9.2.1)	AtCoder *600	Jan/30/2021 18:48
1187	C - Bowls and Dishes	C++ (GCC 9.2.1)	AtCoder *300	Jan/30/2021 18:13
1186	B - Magic 3	C++ (GCC 9.2.1)	AtCoder *200	Jan/30/2021 18:06
1185	A - Very Very Primitive Game	C++ (GCC 9.2.1)	AtCoder *100	Jan/30/2021 18:03
1184	E - Pattern Matching	GNU C++17	bitmasks data structures dfs and similar graphs hashing sortings strings *2300	Jan/29/2021 23:27
1183	D - Journey	GNU C++17	dfs and similar dp dsu implementation *1700	Jan/29/2021 21:51
1182	C - Longest Simple Cycle	GNU C++17	dp graphs greedy *1600	Jan/29/2021 21:29
1181	B - Inflation	GNU C++17	binary search brute force greedy math *1300	Jan/29/2021 20:46
1180	A - K-divisible Sum	GNU C++17	binary search constructive algorithms greedy math *1000	Jan/29/2021 20:37
1179	D - Nezzar and Board	GNU C++17	constructive algorithms math number theory *1800	Jan/29/2021 12:04
1178	C - Nezzar and Symmetric Array	GNU C++17	implementation math sortings *1700	Jan/29/2021 04:01
1177	B - Nezzar and Lucky Number	GNU C++17	brute force dp greedy math *1100	Jan/28/2021 21:20
1176	A - Nezzar and Colorful Balls	GNU C++17	brute force greedy *800	Jan/28/2021 20:37
1175	D - Cleaning	GNU C++17	data structures dp greedy math *2200	Jan/21/2021 00:51
1174	C - Array Destruction	GNU C++17	brute force constructive algorithms data structures greedy implementation sortings *1700	Jan/19/2021 21:38
1173	B - Different Divisors	GNU C++17 (64)	binary search constructive algorithms greedy math number theory *1000	Jan/19/2021 21:05
1172	A - Puzzle From the Future	GNU C++17	greedy *800	Jan/19/2021 20:41
1171	C - Robot on Grid	C++ (GCC 9.2.1)	AtCoder *500	Jan/16/2021 21:15
1170	B - Mex Boxes	C++ (GCC 9.2.1)	AtCoder *400	Jan/16/2021 18:13
1169	A - Two Sequences 2	C++ (GCC 9.2.1)	AtCoder *300	Jan/16/2021 18:07
1168	D - Program	GNU C++17	data structures dp implementation strings *1700	Jan/14/2021 23:34
1167	C - No More Inversions	GNU C++17	constructive algorithms math *1500	Jan/14/2021 22:28
1166	B - String LCM	GNU C++17	brute force math number theory strings *1000	Jan/14/2021 20:49
1165	A - Replacing Elements	GNU C++17	greedy implementation math sortings *800	Jan/14/2021 20:39
1164	E - Distinctive Roots in a Tree	GNU C++17	data structures dfs and similar dp trees *2500	Jan/11/2021 15:26
1163	D - Sum of Paths	GNU C++17	combinatorics dp math *2200	Jan/10/2021 20:57
1162	C - Three Bags	GNU C++17	constructive algorithms greedy *1900	Jan/10/2021 20:22
1161	B - Hills And Valleys	GNU C++17	brute force implementation *1700	Jan/10/2021 19:35
1160	A - Wizard of Orz	GNU C++17	constructive algorithms greedy math *900	Jan/10/2021 19:18
1159	E - Subsequences (easy version)	GNU C++17	dp graphs implementation shortest paths *2000	Jan/10/2021 02:58
1158	E - XOR and Favorite Number	GNU C++17	data structures *2200	Jan/07/2021 18:55
1157	E - A Bit Similar	GNU C++17	bitmasks brute force hashing string suffix structures strings two pointers *2400	Dec/31/2020 18:25
1156	D - Ceil Divisions	GNU C++17	brute force constructive algorithms math number theory *1700	Dec/31/2020 14:14
1155	C - Building a Fence	GNU C++17	dp greedy implementation two pointers *1600	Dec/31/2020 13:29
1154	B - Red and Blue	GNU C++17	dp greedy *1000	Dec/31/2020 13:10
1153	A - Regular Bracket Sequence	GNU C++17	constructive algorithms greedy *1000	Dec/31/2020 12:49
1152	D - 13th Labour of Heracles	GNU C++17	data structures greedy sortings trees *1500	Dec/31/2020 01:53
1151	C - Canine poetry	GNU C++17	dp greedy strings *1300	Dec/30/2020 21:27
1150	B - Last minute enhancements	GNU C++17	dp greedy *800	Dec/30/2020 20:46
1149	A - Bovine Dilemma	GNU C++17	brute force geometry math *800	Dec/30/2020 20:40
1148	A - LaIS	GNU C++17	data structures dp greedy *2200	Dec/27/2020 03:16
1147	M - Similar Sets	GNU C++17	data structures graphs implementation *2300	Dec/27/2020 02:14
1146	H - K and Medians	GNU C++17	constructive algorithms greedy math *2200	Dec/27/2020 00:34
1145	G - Hobbits	GNU C++17	binary search geometry *2500	Dec/26/2020 23:28
1144	F - Power Tower	GNU C++17	math number theory *2700	Dec/26/2020 02:36
1143	D - Firecrackers	GNU C++17 (64)	binary search sortings *1700	Dec/25/2020 19:26
1142	J - Road Reform	GNU C++17	dsu graphs greedy *1800	Dec/25/2020 18:49
1141	K - The Robot	GNU C++17 (64)	brute force implementation *1600	Dec/25/2020 18:46
1140	F - Full Turn	GNU C++17	geometry hashing number theory *1700	Dec/25/2020 18:23
1139	C - Berpizza	GNU C++17	data structures implementation *1400	Dec/25/2020 17:59
1138	N - Waste Sorting	GNU C++17	greedy implementation *900	Dec/25/2020 17:49
1137	E - Four Segments	GNU C++17 (64)	greedy *800	Dec/25/2020 17:45
1136	A - Row GCD	GNU C++17	math number theory *1600	Dec/25/2020 03:22
1135	D - Glass Half Spilled	GNU C++17	brute force dp *2000	Dec/25/2020 03:21
1134	B - Glass Half Spilled	GNU C++17	dp *2000	Dec/25/2020 03:21
1133	D - Median of Medians	C++ (GCC 9.2.1)	AtCoder *700	Dec/24/2020 17:38
1132	C - Swaps	GNU C++17	constructive algorithms graphs greedy *2200	Dec/24/2020 11:58
1131	C - Plant	GNU C++17	dp math matrices number theory *1300	Dec/24/2020 11:53
1130	A - Plant	GNU C++17	math *1300	Dec/24/2020 11:53
1129	B - Tyndex.Brome	GNU C++17	binary search implementation *1800	Dec/24/2020 11:37
1128	D - A Simple Task	GNU C++17	bitmasks dp graphs *2200	Dec/24/2020 11:29
1127	E - And Reachability	GNU C++17	dp *2200	Dec/24/2020 11:23
1126	C - And Reachability	GNU C++17	bitmasks dp *2200	Dec/24/2020 11:22
1125	C - Row GCD	GNU C++17	math number theory *1600	Dec/24/2020 09:56
1124	B - Move and Turn	GNU C++17	dp math *1300	Dec/24/2020 09:25
1123	A - Red-Blue Shuffle	GNU C++17	math probabilities *800	Dec/24/2020 08:31
1122	C - Peaceful Rooks	GNU C++17	dfs and similar dsu greedy implementation *1700	Dec/21/2020 17:08
1121	B - Fair Numbers	GNU C++17	brute force math number theory *1000	Dec/20/2020 21:31
1120	A - In-game Chat	GNU C++17	implementation strings *800	Dec/20/2020 21:07
1119	B - Quadruple	C++ (GCC 9.2.1)	AtCoder *400	Dec/20/2020 03:28
1118	C - Large RPS Tournament	C++ (GCC 9.2.1)	AtCoder *500	Dec/20/2020 03:27
1117	C - Shuffle Permutation	C++ (GCC 9.2.1)	AtCoder *500	Dec/20/2020 03:27
1116	B - Abbreviate Fox	C++ (GCC 9.2.1)	AtCoder *400	Dec/20/2020 03:26
1115	B - log	C++ (GCC 9.2.1)	AtCoder *400	Dec/20/2020 03:26
1114	C - Keep Graph Connected	C++ (GCC 9.2.1)	AtCoder *500	Dec/20/2020 03:25
1113	D - Binary String To Subsequences	GNU C++17	constructive algorithms data structures greedy implementation *1500	Dec/20/2020 03:25
1112	D - Nash Matrix	GNU C++17	constructive algorithms dfs and similar graphs implementation *2000	Dec/20/2020 03:25
1111	E - Rock, Paper, Scissors	GNU C++17	brute force constructive algorithms flows greedy math *1800	Dec/20/2020 03:24
1110	H - Huge Boxes of Animal Toys	GNU C++17	constructive algorithms *1300	Dec/20/2020 03:24
1109	C - Increase and Copy	GNU C++17	binary search constructive algorithms math *1100	Dec/20/2020 03:23
1108	D - Non-zero Segments	GNU C++17	constructive algorithms data structures greedy sortings *1500	Dec/20/2020 03:23
1107	D - XOR-gun	GNU C++17	bitmasks brute force constructive algorithms *2000	Dec/20/2020 03:22
1106	B - Arrays Sum	GNU C++17	constructive algorithms greedy math *1400	Dec/20/2020 03:22
1105	D - Number into Sequence	GNU C++17	constructive algorithms math number theory *1300	Dec/20/2020 03:21
1104	D - Districts Connection	GNU C++17	constructive algorithms dfs and similar *1200	Dec/20/2020 03:21
1103	C - Dominant Piranha	GNU C++17	constructive algorithms greedy *900	Dec/20/2020 03:20
1102	E - Dog Snacks	GNU C++17	binary search dfs and similar dp greedy trees *2300	Dec/20/2020 03:19
1101	D - Pairs	GNU C++17	binary search constructive algorithms greedy two pointers *1900	Dec/18/2020 02:24
1100	B - Find The Array	GNU C++17	bitmasks constructive algorithms greedy *1400	Dec/17/2020 22:51
1099	C - Busy Robot	GNU C++17	implementation *1800	Dec/17/2020 22:13
1098	A - Dungeon	GNU C++17	binary search math *1100	Dec/17/2020 20:48
1097	E - Sequence Matching	C++ (GCC 9.2.1)	AtCoder *500	Dec/13/2020 18:50
1096	F - Range Xor Query	C++ (GCC 9.2.1)	AtCoder *600	Dec/13/2020 18:35
1095	D - Stamp	C++ (GCC 9.2.1)	AtCoder *400	Dec/13/2020 18:28
1094	C - Duodecim Ferra	C++ (GCC 9.2.1)	AtCoder *300	Dec/13/2020 18:12
1093	B - Smartphone Addiction	C++ (GCC 9.2.1)	AtCoder *200	Dec/13/2020 18:08
1092	A - ABC Preparation	C++ (GCC 9.2.1)	AtCoder *100	Dec/13/2020 18:01
1091	E - Water Level	GNU C++17 (64)	brute force graphs greedy implementation math *2200	Dec/12/2020 00:53
1090	D - Divide and Summarize	GNU C++17	binary search brute force data structures divide and conquer implementation sortings *1600	Dec/11/2020 21:24
1089	C - Random Events	GNU C++17	dp math probabilities *1500	Dec/11/2020 21:00
1088	B - Find the Spruce	GNU C++17	brute force dp implementation *1400	Dec/11/2020 20:49
1087	A - String Generation	GNU C++17	constructive algorithms greedy *800	Dec/11/2020 20:37
1086	F - The Struggling Contestant	GNU C++17	constructive algorithms greedy *2400	Dec/10/2020 03:51
1085	D - Rating Compression	GNU C++17	binary search data structures greedy implementation two pointers *1800	Dec/09/2020 16:07
1084	B - Balls of Steel	GNU C++17	brute force geometry greedy *1000	Dec/06/2020 20:42
1083	A - Avoid Trygub	GNU C++17	constructive algorithms sortings *800	Dec/06/2020 20:37
1082	C - Exoswap	C++ (GCC 9.2.1)	AtCoder *500	Dec/05/2020 18:53
1081	B - Many 110	C++ (GCC 9.2.1)	AtCoder *400	Dec/05/2020 18:23
1080	A - Redundant Redundancy	C++ (GCC 9.2.1)	AtCoder *300	Dec/05/2020 18:03
1079	D - Checkpoints	GNU C++17	brute force constructive algorithms greedy math probabilities *1900	Dec/04/2020 22:40
1078	B - Suffix Operations	GNU C++17	constructive algorithms implementation *1400	Dec/04/2020 21:17
1077	C - Triangles	GNU C++17	greedy implementation *1700	Dec/04/2020 21:05
1076	A - Cancel the Trains	GNU C++17	implementation *800	Dec/04/2020 19:18
1075	F - Omkar and Landslide	GNU C++17	binary search constructive algorithms data structures greedy math *2400	Dec/04/2020 03:59
1074	E - Omkar and Duck	GNU C++17	bitmasks constructive algorithms interactive math *2100	Dec/03/2020 00:21
1073	D - Omkar and Bed Wars	GNU C++17	dp greedy *1700	Dec/02/2020 20:35
1072	C - Omkar and Waterslide	GNU C++17	greedy implementation *1200	Dec/02/2020 19:40
1071	B - Omkar and Infinity Clock	GNU C++17	implementation math *800	Dec/02/2020 19:06
1070	A - Omkar and Password	GNU C++17	greedy math *800	Dec/02/2020 18:42
1069	E - Four Points	GNU C++17 (64)	brute force constructive algorithms flows geometry greedy implementation math ternary search *2400	Nov/30/2020 23:42
1068	D - Sequence and Swaps	GNU C++17	dp greedy sortings *1600	Nov/30/2020 21:29
1067	C - Ping-pong	GNU C++17	constructive algorithms games math *1100	Nov/30/2020 21:17
1066	B - Jumps	GNU C++17	constructive algorithms math *1200	Nov/30/2020 20:56
1065	A - Strange Functions	GNU C++17	math number theory *800	Nov/30/2020 20:41
1064	D - Radio Towers	GNU C++17	combinatorics dp math *1600	Nov/29/2020 23:10
1063	C - Two Brackets	GNU C++17	greedy *800	Nov/29/2020 20:31
1062	B - Toy Blocks	GNU C++17	binary search greedy math sortings *1400	Nov/29/2020 20:07
1061	A - Robot Program	GNU C++17	math *800	Nov/29/2020 19:07
1060	E - Greedy Shopping	GNU C++17	binary search data structures greedy *2600	Nov/25/2020 04:42
1059	C - Greedy Shopping	GNU C++17	binary search data structures divide and conquer greedy implementation *2600	Nov/25/2020 04:41
1058	D - Graph Subset Problem	GNU C++17	data structures graphs hashing *2600	Nov/24/2020 03:38
1057	B - Graph Subset Problem	GNU C++17	constructive algorithms data structures graphs *2600	Nov/24/2020 03:37
1056	C - Super Ryuma	C++ (GCC 9.2.1)	AtCoder *300	Nov/22/2020 19:55
1055	E - Third Avenue	C++ (GCC 9.2.1)	AtCoder *500	Nov/22/2020 19:44
1054	F - Programming Contest	C++ (GCC 9.2.1)	AtCoder *600	Nov/22/2020 18:52
1053	D - increment of coins	C++ (GCC 9.2.1)	AtCoder *400	Nov/22/2020 18:43
1052	B - Quizzes	C++ (GCC 9.2.1)	AtCoder *200	Nov/22/2020 18:16
1051	A - Determinant	C++ (GCC 9.2.1)	AtCoder *100	Nov/22/2020 18:05
1050	F1 - Frequency Problem (Easy Version)	GNU C++17	data structures greedy *2600	Nov/16/2020 23:46
1049	D1 - Frequency Problem (Easy Version)	GNU C++17	data structures greedy *2600	Nov/16/2020 23:45
1048	B - Numbers Box	GNU C++17	greedy math *1000	Nov/16/2020 17:16
1047	A - Add Candies	GNU C++17	constructive algorithms math *800	Nov/16/2020 16:25
1046	E - Xor Tree	GNU C++17	bitmasks divide and conquer dp graphs string suffix structures trees *2100	Nov/16/2020 15:46
1045	D - Catching Cheaters	GNU C++17	dp greedy strings *1800	Nov/16/2020 15:45
1044	C - Knapsack	GNU C++17	constructive algorithms greedy math sortings *1300	Nov/16/2020 15:42
1043	B - Catching Cheaters	GNU C++17	dp strings *1800	Nov/15/2020 23:40
1042	C - Xor Tree	GNU C++17	binary search bitmasks data structures divide and conquer dp trees *2100	Nov/15/2020 22:47
1041	A - Knapsack	GNU C++17	constructive algorithms greedy sortings *1300	Nov/15/2020 20:48
1040	E - Yurii Can Do Everything	GNU C++17	binary search bitmasks brute force constructive algorithms divide and conquer two pointers *2500	Nov/15/2020 03:59
1039	D - Powerful Ksenia	GNU C++17 (64)	bitmasks constructive algorithms math *2200	Nov/14/2020 18:54
1038	C - Engineer Artem	GNU C++17 (64)	2-sat chinese remainder theorem constructive algorithms fft flows *2000	Nov/14/2020 01:00
1037	B - Valerii Against Everyone	GNU C++17	constructive algorithms data structures greedy sortings *1000	Nov/13/2020 20:44
1036	A - Specific Tastes of Andre	GNU C++17	constructive algorithms implementation *800	Nov/13/2020 20:39
1035	E - Pairs of Pairs	GNU C++17	constructive algorithms dfs and similar graphs greedy trees *2600	Nov/13/2020 03:47
1034	B - Boboniu Walks on Graph	GNU C++17	brute force dfs and similar graphs hashing *2300	Nov/13/2020 03:10
1033	A - Boboniu Chats with Du	GNU C++17	dp greedy sortings two pointers *1800	Nov/13/2020 03:10
1032	E - Boboniu Walks on Graph	GNU C++17	brute force graphs hashing *2300	Nov/13/2020 03:09
1031	D - Boboniu Chats with Du	GNU C++17	brute force dp greedy sortings *1800	Nov/12/2020 20:11
1030	C - Boboniu and Bit Operations	GNU C++17	bitmasks brute force dp greedy *1600	Nov/12/2020 19:01
1029	B - Boboniu Plays Chess	GNU C++17	constructive algorithms *1100	Nov/12/2020 18:52
1028	A - Boboniu Likes to Color Balls	GNU C++17	brute force math *1000	Nov/12/2020 18:36
1027	D - 505	GNU C++17	bitmasks brute force constructive algorithms dp greedy implementation *2000	Nov/11/2020 20:05
1026	C - Cyclic Permutations	GNU C++17	combinatorics dp graphs math *1500	Nov/11/2020 19:00
1025	B - Fix You	GNU C++17	brute force greedy implementation *800	Nov/11/2020 18:31
1024	A - Suborrays	GNU C++17	constructive algorithms math *800	Nov/11/2020 18:20
1023	A - Boredom	GNU C++17 (64)	dp *1500	Nov/11/2020 04:57
1022	C - Boredom	GNU C++17	dp *1500	Nov/11/2020 04:57
1021	D - Unshuffling a Deck	GNU C++17 (64)	constructive algorithms implementation *2000	Nov/10/2020 20:47
1020	C - The Hard Work of Paparazzi	GNU C++17 (64)	dp *2000	Nov/10/2020 19:41
1019	B - Chess Cheater	GNU C++17	greedy implementation sortings *1400	Nov/10/2020 18:10
1018	A - Avoiding Zero	GNU C++17	math sortings *900	Nov/10/2020 17:09
1017	F - Realistic Gameplay	GNU C++17	dp greedy *2600	Nov/09/2020 14:55
1016	E - String Reversal	GNU C++17	data structures greedy strings *1900	Nov/09/2020 00:00
1015	D - String Deletion	GNU C++17	binary search data structures greedy two pointers *1700	Nov/08/2020 18:55
1014	C - Numbers on Whiteboard	GNU C++17	constructive algorithms data structures greedy implementation math *1000	Nov/08/2020 17:58
1013	B - Barrels	GNU C++17	greedy implementation sortings *800	Nov/08/2020 17:20
1012	A - Number of Apartments	GNU C++17	brute force constructive algorithms math *900	Nov/08/2020 17:13
1011	E - Egor in the Republic of Dagestan	GNU C++17	constructive algorithms dfs and similar dp graphs greedy shortest paths *2500	Nov/08/2020 00:43
1010	D - Discrete Centrifugal Jumps	GNU C++17	data structures dp graphs *2200	Nov/07/2020 20:45
1009	C - Chocolate Bunny	GNU C++17	constructive algorithms interactive math two pointers *1600	Nov/07/2020 18:58
1008	B - Big Vova	GNU C++17	brute force greedy math number theory *1300	Nov/07/2020 18:41
1007	A - Ahahahahahahahaha	GNU C++17	constructive algorithms math *1100	Nov/07/2020 18:32
1006	E - Deleting Numbers	GNU C++17	interactive math number theory *2600	Nov/05/2020 16:54
1005	D - Three Sequences	GNU C++17	constructive algorithms data structures greedy math *2200	Nov/04/2020 21:52
1004	C - Link Cut Centroids	GNU C++17	constructive algorithms dfs and similar graphs trees *1700	Nov/04/2020 20:12
1003	B - Maximum Product	GNU C++17	brute force dp greedy implementation sortings *1200	Nov/04/2020 19:43
1002	A - Subset Mex	GNU C++17	greedy implementation math *900	Nov/04/2020 19:33
1001	E - Long Permutation	GNU C++17	brute force math two pointers *2400	Nov/04/2020 16:11
1000	C - The Delivery Dilemma	GNU C++17	binary search greedy sortings *1400	Nov/04/2020 11:45
999	B - Saving the City	GNU C++17	dp greedy math sortings *1300	Nov/04/2020 11:09
998	A - Kids Seating	GNU C++17	constructive algorithms math *800	Nov/04/2020 11:03
997	E - Battle Lemmings	GNU C++17	dp greedy *2500	Nov/04/2020 03:40
996	C2 - Pokémon Army (hard version)	GNU C++17	data structures divide and conquer dp greedy implementation *2100	Nov/04/2020 00:49
995	D - Rescue Nibel!	GNU C++17	combinatorics data structures sortings *1800	Nov/03/2020 23:19
994	C1 - Pokémon Army (easy version)	GNU C++17	constructive algorithms dp greedy *1300	Nov/03/2020 22:58
993	B - Rock and Lever	GNU C++17	bitmasks math *1200	Nov/03/2020 22:45
992	A - Cubes Sorting	GNU C++17	math sortings *900	Nov/03/2020 22:29
991	C - Graph Transpositions	GNU C++17	dfs and similar graphs greedy shortest paths *2400	Nov/03/2020 15:53
990	F - Identify the Operations	GNU C++17 (64)	brute force combinatorics data structures greedy math *1800	Nov/03/2020 02:32
989	D - Extreme Subtraction	GNU C++17	dp greedy math *1800	Nov/03/2020 02:32
988	D - Sum	GNU C++17 (64)	data structures divide and conquer dp greedy *2800	Nov/03/2020 00:46
987	B - Identify the Operations	GNU C++17	combinatorics data structures dsu greedy implementation *1800	Nov/02/2020 21:28
986	A - Extreme Subtraction	GNU C++17	constructive algorithms dp greedy *1800	Nov/02/2020 20:56
985	A - Division	GNU C++17	brute force math number theory *1500	Nov/02/2020 16:16
984	B - Divide and Sum	GNU C++17	combinatorics math sortings *1900	Nov/02/2020 16:16
983	C - Team-Building	GNU C++17	data structures dfs and similar dsu graphs *2500	Nov/02/2020 16:15
982	E - Team-Building	GNU C++17	dfs and similar dsu graphs *2500	Nov/02/2020 16:13
981	D - Tree Tag	GNU C++17	constructive algorithms dfs and similar dp games strings trees *1900	Nov/01/2020 20:20
980	B - Tree Tag	GNU C++17	dfs and similar dp games trees *1900	Nov/01/2020 20:19
979	D - Divide and Sum	GNU C++17	combinatorics math sortings *1900	Nov/01/2020 19:41
978	C - Division	GNU C++17	math number theory *1500	Nov/01/2020 19:40
977	B - Elimination	GNU C++17	greedy math *900	Nov/01/2020 19:39
976	A - Array Rearrangment	GNU C++17	greedy sortings *800	Nov/01/2020 19:38
975	C - Balanced Bitstring	GNU C++17	greedy implementation strings *1500	Oct/31/2020 02:33
974	A - Balanced Bitstring	GNU C++17	implementation strings *1500	Oct/31/2020 02:32
973	F - Graph and Queries	GNU C++17	data structures dsu trees *2600	Oct/29/2020 21:07
972	D - Graph and Queries	GNU C++17	data structures dsu graphs implementation trees *2600	Oct/29/2020 20:57
971	D - Make Them Equal	GNU C++17	constructive algorithms greedy math *2000	Oct/29/2020 00:58
970	E - XOR Inverse	GNU C++17	bitmasks divide and conquer strings trees *2000	Oct/29/2020 00:58
969	C - k-Amazing Numbers	GNU C++17	data structures *1500	Oct/29/2020 00:57
968	B - Two Arrays	GNU C++17	greedy math sortings *1100	Oct/29/2020 00:56
967	A - Copy-paste	GNU C++17	greedy math *800	Oct/29/2020 00:43
966	C - XOR Inverse	GNU C++17	bitmasks data structures divide and conquer dp greedy math sortings strings trees *2000	Oct/29/2020 00:32
965	B - Make Them Equal	GNU C++17	constructive algorithms greedy math *2000	Oct/28/2020 22:57
964	A - k-Amazing Numbers	GNU C++17	binary search data structures implementation two pointers *1500	Oct/28/2020 20:57
963	E - Solo mid Oracle	GNU C++17	binary search greedy math number theory ternary search *2100	Oct/28/2020 04:19
962	E - Make It Increasing	GNU C++17	binary search constructive algorithms data structures dp implementation *2200	Oct/28/2020 03:14
961	C - Chef Monocarp	GNU C++17	dp flows graph matchings greedy math sortings *1800	Oct/27/2020 23:15
960	D - Minimal Height Tree	GNU C++17	graphs greedy shortest paths trees *1600	Oct/27/2020 23:15
959	A - Marketing Scheme	GNU C++17	brute force constructive algorithms greedy math *800	Oct/27/2020 23:14
958	B - Reverse Binary Strings	GNU C++17	constructive algorithms greedy *1200	Oct/27/2020 23:14
957	E - Complicated Computations	GNU C++17	binary search data structures two pointers *2400	Oct/26/2020 23:21
956	D - Bandit in a City	GNU C++17	binary search dfs and similar graphs greedy trees *1900	Oct/26/2020 20:53
955	C - Binary Search	GNU C++17	binary search combinatorics *1500	Oct/26/2020 19:02
954	B - Prime Square	GNU C++17	constructive algorithms math *900	Oct/26/2020 18:49
953	A - Reorder	GNU C++17	math *800	Oct/26/2020 18:37
952	B - A New Technique	GNU C++17	constructive algorithms implementation *1100	Oct/25/2020 23:23
951	A - Finding Sasuke	GNU C++17	math *800	Oct/25/2020 23:23
950	C - Perform Easily	GNU C++17	brute force data structures dp sortings two pointers *1900	Oct/25/2020 23:22
949	D - Shurikens	GNU C++17	data structures greedy schedules *1700	Oct/25/2020 23:22
948	E - Minlexes	GNU C++17	dp greedy implementation strings *2700	Oct/24/2020 23:51
947	C - Solutions	C++ (GCC 9.2.1)	AtCoder *500	Oct/24/2020 19:02
946	B - Values	C++ (GCC 9.2.1)	AtCoder *400	Oct/24/2020 18:12
945	A - 106	C++ (GCC 9.2.1)	AtCoder *300	Oct/24/2020 18:03
944	D - Returning Home	GNU C++17	graphs shortest paths sortings *2300	Oct/23/2020 21:10
943	C - Bargain	GNU C++17	combinatorics dp math *1700	Oct/23/2020 17:43
942	B - Nice Matrix	GNU C++17	greedy implementation math *1300	Oct/23/2020 17:08
941	A - Fence	GNU C++17	geometry math *800	Oct/23/2020 16:28
940	F - Fruit Sequences	GNU C++17 (64)	binary search data structures divide and conquer dp two pointers *2400	Oct/23/2020 02:04
939	D - Hexagons	GNU C++14	brute force constructive algorithms greedy implementation math shortest paths *1900	Oct/22/2020 22:29
938	C - Palindromifier	GNU C++14	constructive algorithms strings *1400	Oct/22/2020 19:42
937	B - Putting Bricks in the Wall	GNU C++14	constructive algorithms implementation *1100	Oct/22/2020 18:48
936	A - XORwice	GNU C++14	bitmasks greedy math *800	Oct/22/2020 18:25
935	E - Parking Lot	GNU C++14	data structures *2200	Oct/21/2020 19:25
934	E - Mushroom Gnomes - 2	GNU C++14	binary search data structures probabilities sortings *2200	Oct/20/2020 23:25
933	C - Mushroom Gnomes - 2	GNU C++14	binary search data structures probabilities sortings *2200	Oct/20/2020 23:23
932	D - Bouncing Boomerangs	GNU C++17	constructive algorithms greedy implementation *1900	Oct/18/2020 00:44
931	B - Belted Rooms	GNU C++17	graphs implementation *1200	Oct/18/2020 00:29
930	C - ABBB	GNU C++17	brute force data structures greedy strings *1100	Oct/18/2020 00:29
929	E - Carrots for Rabbits	GNU C++17	binary search data structures greedy math sortings *2200	Oct/18/2020 00:29
928	A - Box is Pull	GNU C++17	math *800	Oct/18/2020 00:28
927	E - Traveling Salesman among Aerial Cities	C++ (GCC 9.2.1)	AtCoder *500	Oct/17/2020 17:47
926	D - Takahashi Unevolved	C++ (GCC 9.2.1)	AtCoder *400	Oct/17/2020 17:21
925	C - Cream puff	C++ (GCC 9.2.1)	AtCoder *300	Oct/17/2020 17:10
924	B - Various distances	C++ (GCC 9.2.1)	AtCoder *200	Oct/17/2020 17:07
923	A - box	C++ (GCC 9.2.1)	AtCoder *100	Oct/17/2020 17:01
922	E - Empire Strikes Back	GNU C++17	binary search math number theory *2300	Oct/17/2020 00:48
921	E - Wrong Floyd	GNU C++17	brute force constructive algorithms dfs and similar graphs *2200	Oct/16/2020 19:59
920	C - Ski Base	GNU C++17	combinatorics dsu graphs *2300	Oct/15/2020 00:10
919	E - Ski Base	GNU C++17	data structures dsu graphs *2300	Oct/15/2020 00:10
918	E - Dima and Magic Guitar	GNU C++17	brute force implementation math *2200	Oct/13/2020 21:49
917	E - George and Cards	GNU C++17	binary search data structures *2200	Oct/13/2020 19:53
916	F - Mentors	GNU C++17	binary search data structures implementation *1500	Oct/10/2020 23:03
915	C - Splitting the Uniqueness	GNU C++17	constructive algorithms *2400	Oct/08/2020 22:57
914	E - Splitting the Uniqueness	GNU C++17	constructive algorithms sortings *2400	Oct/08/2020 22:57
913	E - Hiking	GNU C++17	binary search dp *2300	Oct/06/2020 19:05
912	J - Bubble Cup hypothesis	GNU C++17	bitmasks constructive algorithms dp math *2400	Oct/06/2020 02:38
911	B - Valuable Paper	GNU C++17	binary search flows graph matchings graphs *1900	Oct/05/2020 23:28
910	K - Lonely Numbers	GNU C++17 (64)	binary search math number theory two pointers *1600	Oct/05/2020 21:39
909	E - Iahub and Permutations	GNU C++17	combinatorics math *2000	Oct/05/2020 19:15
908	E - Devu and Birthday Celebration	GNU C++17	combinatorics dp math *2100	Oct/05/2020 16:26
907	E - Martian Strings	GNU C++17	string suffix structures strings *2300	Oct/04/2020 19:36
906	E - Inna and Binary Logic	GNU C++17	binary search bitmasks data structures *2100	Oct/02/2020 18:06
905	D2 - Sage's Birthday (hard version)	GNU C++17	binary search brute force constructive algorithms greedy sortings two pointers *1500	Sep/20/2020 03:59
904	C - Killjoy	GNU C++17	greedy implementation math *1500	Sep/20/2020 03:58
903	D1 - Sage's Birthday (easy version)	GNU C++17	binary search constructive algorithms greedy sortings *1000	Sep/20/2020 03:58
902	A - Digit Game	GNU C++17	games greedy implementation *900	Sep/20/2020 03:57
901	B - Stairs	GNU C++17 (64)	brute force constructive algorithms greedy implementation math *1200	Sep/20/2020 03:57
900	E - Decryption	GNU C++17	constructive algorithms implementation math number theory *2100	Sep/20/2020 03:56
899	C - Little Elephant and Shifts	GNU C++17	data structures *2100	Sep/16/2020 05:12
898	E - Little Elephant and Shifts	GNU C++17	*2100	Sep/16/2020 04:57
897	C - DZY Loves Colors	GNU C++17	data structures *2400	Sep/16/2020 04:11
896	E - DZY Loves Colors	GNU C++17	data structures *2400	Sep/16/2020 04:10
895	A - Buying Torches	GNU C++17	math *1000	Sep/15/2020 16:47
894	C - Mortal Kombat Tower	GNU C++17	dp graphs greedy shortest paths *1500	Sep/15/2020 16:46
893	E - DZY Loves Fibonacci Numbers	GNU C++17	data structures math *2400	Sep/14/2020 23:44
892	C - DZY Loves Fibonacci Numbers	GNU C++17	data structures math number theory *2400	Sep/14/2020 23:43
891	C - Number Transformation	GNU C++17	dp greedy number theory *2000	Sep/14/2020 22:18
890	E - Number Transformation	GNU C++17	dp number theory *2000	Sep/14/2020 22:18
889	C - Double Profiles	GNU C++17	graphs hashing sortings *2300	Sep/14/2020 19:25
888	E - Double Profiles	GNU C++17	hashing sortings *2300	Sep/14/2020 19:12
887	C - Number Transformation II	GNU C++17	greedy math *2200	Sep/13/2020 23:47
886	E - Number Transformation II	GNU C++17	dp greedy number theory *2200	Sep/13/2020 23:45
885	E - Last Chance	GNU C++17	data structures implementation strings *2000	Sep/13/2020 17:55
884	C - Game on Tree	GNU C++17	implementation math probabilities trees *2200	Sep/13/2020 05:30
883	E - Game on Tree	GNU C++17	math *2200	Sep/13/2020 05:30
882	E - Divisors	GNU C++17	brute force dfs and similar implementation number theory *2200	Sep/12/2020 05:28
881	E - Zero-One	GNU C++17	constructive algorithms games greedy *1900	Sep/12/2020 03:57
880	C - Zero-One	GNU C++17	constructive algorithms games greedy *1900	Sep/12/2020 03:54
879	C - Interesting Game	GNU C++17	dp games math *2000	Sep/01/2020 23:19
878	E - Interesting Game	GNU C++17	*2000	Sep/01/2020 23:19
877	E - Lucky Subsequence	GNU C++17	combinatorics dp *2100	Sep/01/2020 18:24
876	C - Lucky Subsequence	GNU C++17	combinatorics dp math *2100	Sep/01/2020 18:14
875	C - Prefix Product Sequence	GNU C++17	constructive algorithms math number theory *2300	Sep/01/2020 03:54
874	E - Prefix Product Sequence	GNU C++17	constructive algorithms math *2300	Sep/01/2020 03:54
873	E - Little Elephant and LCM	GNU C++17	binary search combinatorics math *2000	Sep/01/2020 00:47
872	C - Little Elephant and LCM	GNU C++17	binary search combinatorics dp math *2000	Sep/01/2020 00:46
871	E - Monster Invaders	GNU C++17	dp greedy *2300	Aug/31/2020 20:50
870	C - Monster Invaders	GNU C++17	dp greedy implementation *2300	Aug/31/2020 20:48
869	E - Jzzhu and Apples	GNU C++17	constructive algorithms number theory *2500	Aug/31/2020 04:57
868	C - Jzzhu and Apples	GNU C++17	constructive algorithms number theory *2500	Aug/31/2020 04:56
867	A - Juggling Letters	GNU C++17	greedy strings *800	Aug/31/2020 01:02
866	B - Power Sequence	GNU C++17	brute force math number theory sortings *1500	Aug/31/2020 00:42
865	C - Multiples of Length	GNU C++17	constructive algorithms greedy math number theory *1600	Aug/31/2020 00:16
864	D - Stoned Game	GNU C++17	brute force games greedy implementation *1800	Aug/31/2020 00:16
863	A - Multiples of Length	GNU C++17	constructive algorithms greedy number theory *1600	Aug/31/2020 00:15
862	B - Stoned Game	GNU C++17	brute force constructive algorithms games greedy *1800	Aug/31/2020 00:13
861	D - Orac and Medians	GNU C++17	constructive algorithms greedy *2000	Aug/30/2020 20:25
860	C - Orac and LCM	GNU C++17	math number theory *1600	Aug/30/2020 20:25
859	B - Orac and Medians	GNU C++17	constructive algorithms greedy math *2000	Aug/30/2020 20:24
858	A - Orac and LCM	GNU C++17	data structures math number theory *1600	Aug/30/2020 18:13
857	E - Main Sequence	GNU C++17	data structures greedy *2100	Aug/30/2020 07:12
856	C - Main Sequence	GNU C++17	greedy implementation *2100	Aug/30/2020 07:11
855	D - Ring Road 2	GNU C++17	2-sat dfs and similar dsu graphs *2200	Aug/30/2020 04:50
854	E - Build String	GNU C++17	flows graphs *2000	Aug/30/2020 04:50
853	A - Prime Permutation	GNU C++17	implementation number theory strings *1300	Aug/30/2020 04:49
852	E - Fish	GNU C++17	bitmasks dp probabilities *1900	Aug/30/2020 04:49
851	C - Petya and File System	GNU C++17	data structures implementation *1800	Aug/30/2020 04:49
850	E - Cubes	GNU C++17	binary search dp two pointers *1800	Aug/30/2020 04:48
849	D - Clues	GNU C++17	combinatorics graphs *2500	Aug/30/2020 04:48
848	B - Hierarchy	GNU C++17	dfs and similar dsu greedy shortest paths *1500	Aug/30/2020 04:47
847	C - Foe Pairs	GNU C++17	combinatorics sortings two pointers *1800	Aug/30/2020 04:46
846	C - Flawed Flow	GNU C++17	constructive algorithms flows graphs greedy *2100	Aug/30/2020 04:35
845	E - Flawed Flow	GNU C++17	dfs and similar sortings *2100	Aug/30/2020 04:35
844	E - Coprime	C++ (GCC 9.2.1)	AtCoder *500	Aug/29/2020 18:22
843	D - Friends	C++ (GCC 9.2.1)	AtCoder *400	Aug/29/2020 18:13
842	C - Sum of product of pairs	C++ (GCC 9.2.1)	AtCoder *300	Aug/29/2020 18:07
841	B - Substring	C++ (GCC 9.2.1)	AtCoder *200	Aug/29/2020 18:04
840	A - Don't be late	C++ (GCC 9.2.1)	AtCoder *100	Aug/29/2020 18:02
839	E - Cipher	GNU C++17	dp math *2000	Aug/29/2020 17:37
838	C - Cipher	GNU C++17	combinatorics dp *2000	Aug/29/2020 17:36
837	E - Enemy is weak	GNU C++17	data structures trees *1900	Aug/29/2020 04:32
836	C - Riding in a Lift	GNU C++17	combinatorics dp implementation *1900	Aug/29/2020 00:46
835	E - Riding in a Lift	GNU C++17	combinatorics dp *1900	Aug/29/2020 00:45
834	E - Games with Rectangle	GNU C++17	combinatorics dp *2000	Aug/28/2020 21:52
833	C - Games with Rectangle	GNU C++17	combinatorics dp *2000	Aug/28/2020 21:51
832	E - Sausage Maximization	GNU C++17	bitmasks data structures trees *2200	Aug/28/2020 05:28
831	E - Subsegments	GNU C++17	data structures implementation *1800	Aug/28/2020 04:24
830	E - Choosing Balls	GNU C++17	schedules sortings *2000	Aug/28/2020 03:39
829	C - Choosing Balls	GNU C++17	dp *2000	Aug/28/2020 03:38
828	E - Yet Another Task with Queens	GNU C++17	sortings *1700	Aug/27/2020 22:46
827	E - Sereja and Brackets	GNU C++17	data structures *2000	Aug/27/2020 21:11
826	C - Sereja and Brackets	GNU C++17	data structures schedules *2000	Aug/27/2020 21:10
825	E - Pashmak and Graph	GNU C++17	dp sortings *1900	Aug/27/2020 20:34
824	D - Cinema	GNU C++17	implementation *1600	Aug/27/2020 03:37
823	D - Lucky Number 2	GNU C++17	brute force constructive algorithms implementation *1800	Aug/27/2020 00:28
822	B - Lucky Number 2	GNU C++17	constructive algorithms *1800	Aug/27/2020 00:27
821	B - Dima and Two Sequences	GNU C++17	combinatorics *1600	Aug/26/2020 23:46
820	D - Dima and Two Sequences	GNU C++17	combinatorics math sortings *1600	Aug/26/2020 23:45
819	B - Help General	GNU C++17	constructive algorithms greedy implementation *1800	Aug/26/2020 22:58
818	D - Help General	GNU C++17	graph matchings greedy math *1800	Aug/26/2020 22:58
817	D - Two Paths	GNU C++17	dfs and similar dp graphs shortest paths trees two pointers *1900	Aug/26/2020 20:00
816	C - Painting Fence	GNU C++17	divide and conquer dp greedy *1900	Aug/26/2020 03:59
815	D - Zigzags	GNU C++17	brute force combinatorics data structures math two pointers *1900	Aug/26/2020 03:36
814	E - Clear the Multiset	GNU C++17	data structures divide and conquer dp greedy *2200	Aug/26/2020 03:36
813	A - String Similarity	GNU C++17	constructive algorithms strings *800	Aug/26/2020 03:35
812	B - RPG Protagonist	GNU C++17	brute force greedy math *1700	Aug/26/2020 03:35
811	C - Binary String Reconstruction	GNU C++17	2-sat brute force constructive algorithms greedy *1500	Aug/26/2020 03:35
810	D - Lucky Common Subsequence	GNU C++17	dp strings *2000	Aug/25/2020 05:09
809	B - Lucky Common Subsequence	GNU C++17	dp strings *2000	Aug/25/2020 05:09
808	B - Toy Sum	GNU C++17	constructive algorithms greedy *1700	Aug/24/2020 04:36
807	D - Toy Sum	GNU C++17	greedy implementation math *1700	Aug/24/2020 04:34
806	D - Hit Ball	GNU C++17	geometry implementation math *1700	Aug/23/2020 20:37
805	E - Divide Square	GNU C++17	data structures geometry implementation sortings *2400	Aug/23/2020 05:25
804	D - Maximum Distributed Tree	GNU C++17	dfs and similar dp greedy implementation math number theory sortings trees *1800	Aug/23/2020 01:52
803	C - Mere Array	GNU C++17	constructive algorithms math number theory sortings *1300	Aug/22/2020 03:25
802	B - Ternary Sequence	GNU C++17	constructive algorithms greedy math *1100	Aug/22/2020 03:13
801	A - Distance and Axis	GNU C++17	constructive algorithms math *900	Aug/22/2020 03:00
800	C - Pashmak and Buses	GNU C++17	combinatorics constructive algorithms math *1900	Aug/21/2020 22:34
799	F - Making Palindrome	C++ (GCC 9.2.1)	AtCoder *600	Aug/21/2020 19:48
798	E - Divisible Substring	C++ (GCC 9.2.1)	AtCoder *500	Aug/21/2020 04:02
797	D - Falling Anvils	GNU C++17	geometry probabilities *1800	Aug/21/2020 03:41
796	B - Falling Anvils	GNU C++17	math probabilities *1800	Aug/21/2020 03:39
795	F - Controversial Rounds	GNU C++17 (64)	binary search data structures dp greedy two pointers *2500	Aug/20/2020 02:58
794	E - Two Types of Spells	GNU C++17	binary search data structures greedy implementation math sortings *2200	Aug/19/2020 20:59
793	D - Colored Rectangles	GNU C++17	dp greedy sortings *1800	Aug/19/2020 20:07
792	C - Good Subarrays	GNU C++17	data structures dp math *1600	Aug/19/2020 19:24
791	B - Substring Removal Game	GNU C++17	games greedy sortings *800	Aug/19/2020 19:15
790	A - Bad Triangle	GNU C++17	geometry math *800	Aug/19/2020 19:09
789	B - Psychos in a Line	GNU C++17	data structures implementation *1900	Aug/19/2020 18:32
788	D - Psychos in a Line	GNU C++17	data structures *1900	Aug/19/2020 18:31
787	D - Dima and Bacteria	GNU C++17	dsu graphs shortest paths *2000	Aug/19/2020 03:48
786	D - Obsessive String	GNU C++17	binary search dp strings *2000	Aug/18/2020 04:13
785	B - Obsessive String	GNU C++17	dp strings *2000	Aug/18/2020 04:12
784	B - Petya and Divisors	GNU C++17	binary search data structures number theory *1900	Aug/17/2020 23:26
783	D - Queue	GNU C++17	constructive algorithms dp *2000	Aug/17/2020 23:22
782	D - Planets	GNU C++17	binary search graphs shortest paths *1700	Aug/17/2020 21:50
781	B - Planets	GNU C++17	binary search data structures graphs shortest paths *1700	Aug/17/2020 21:48
780	D - Pair of Numbers	GNU C++17	binary search brute force data structures math two pointers *2000	Aug/17/2020 04:29
779	D - Moving Piece	C++ (GCC 9.2.1)	AtCoder *400	Aug/15/2020 22:44
778	E - Picking Goods	C++ (GCC 9.2.1)	AtCoder *500	Aug/15/2020 19:29
777	C - Walking Takahashi	C++ (GCC 9.2.1)	AtCoder *300	Aug/15/2020 18:38
776	B - Making Triangle	C++ (GCC 9.2.1)	AtCoder *200	Aug/15/2020 18:22
775	A - Rainy Season	C++ (GCC 9.2.1)	AtCoder *100	Aug/15/2020 18:17
774	F - Sherlock's bet to Moriarty	GNU C++17	constructive algorithms data structures divide and conquer geometry graphs implementation trees *2800	Aug/03/2020 14:31
773	D - Captain Flint and Treasure	GNU C++17	data structures dfs and similar graphs greedy implementation trees *2000	Jul/30/2020 23:40
772	A - Captain Flint and Crew Recruitment	GNU C++17	brute force greedy math number theory *800	Jul/30/2020 23:38
771	B - Captain Flint and a Long Voyage	GNU C++17	greedy math *1000	Jul/30/2020 23:38
770	C - Uncle Bogdan and Country Happiness	GNU C++17	dfs and similar greedy math trees *1800	Jul/30/2020 23:38
769	C - Good String	GNU C++17	brute force dp greedy two pointers *1500	Jul/30/2020 03:06
768	B - Array Walk	GNU C++17	brute force dp greedy *1600	Jul/30/2020 03:06
767	A - LCM Problem	GNU C++17	constructive algorithms greedy math number theory *800	Jul/30/2020 03:06
766	D - Segment Intersections	GNU C++17	brute force greedy implementation math *2100	Jul/30/2020 03:05
765	D - GameGame	GNU C++17	bitmasks constructive algorithms games math *1900	Jul/29/2020 18:52
764	D - Array Division	GNU C++17	binary search data structures implementation *1900	Jul/29/2020 16:55
763	B2 - Koa and the Beach (Hard Version)	GNU C++17	constructive algorithms dp greedy implementation *2200	Jul/29/2020 00:30
762	B1 - Koa and the Beach (Easy Version)	GNU C++17	brute force dp greedy *1900	Jul/29/2020 00:30
761	C - String Transformation 1	GNU C++17	dfs and similar dsu graphs greedy sortings trees *1700	Jul/24/2020 21:31
760	A - Common Prefixes	GNU C++17	constructive algorithms greedy strings *1200	Jul/24/2020 20:43
759	C - Trailing Loves (or L'oeufs?)	GNU C++17	brute force implementation math number theory *1700	Jul/24/2020 18:49
758	C - Choosing flowers	GNU C++17	binary search brute force data structures dfs and similar dp greedy sortings two pointers *2000	Jul/24/2020 17:43
757	B - Dubious Cyrpto	GNU C++17	binary search brute force math number theory *1500	Jul/24/2020 03:40
756	A - Acacius and String	GNU C++17	brute force implementation strings *1500	Jul/24/2020 01:10
755	D - Valid Sets	GNU C++17	dfs and similar dp math trees *2100	Jul/23/2020 22:19
754	B - Chips	GNU C++17	greedy *1800	Jul/23/2020 05:00
753	D - Chips	GNU C++17	greedy implementation two pointers *1800	Jul/23/2020 05:00
752	B - Queue	GNU C++17	binary search data structures *1500	Jul/22/2020 22:35
751	D - Queue	GNU C++17	binary search data structures dp *1500	Jul/22/2020 22:35
750	D - Zero Tree	GNU C++17	dfs and similar dp trees *1800	Jul/22/2020 20:33
749	B - Zero Tree	GNU C++17	dfs and similar dp greedy trees *1800	Jul/22/2020 20:29
748	D - Biridian Forest	GNU C++17	dfs and similar implementation shortest paths *1500	Jul/22/2020 19:39
747	B - Biridian Forest	GNU C++17	dfs and similar shortest paths *1500	Jul/22/2020 19:23
746	D - DZY Loves Modification	GNU C++17	data structures greedy *2000	Jul/22/2020 05:02
745	B - DZY Loves Modification	GNU C++17	brute force data structures greedy *2000	Jul/22/2020 05:01
744	B - Unmerge	GNU C++17	dp *1800	Jul/22/2020 03:47
743	A1 - Prefix Flip (Easy Version)	GNU C++17	constructive algorithms data structures strings *1300	Jul/22/2020 03:46
742	A2 - Prefix Flip (Hard Version)	GNU C++17	constructive algorithms data structures implementation strings two pointers *1700	Jul/22/2020 03:46
741	D - Unmerge	GNU C++17	dp *1800	Jul/21/2020 22:06
740	C1 - Prefix Flip (Easy Version)	GNU C++17	constructive algorithms data structures strings *1300	Jul/21/2020 21:16
739	C2 - Prefix Flip (Hard Version)	GNU C++17	constructive algorithms data structures implementation strings *1700	Jul/21/2020 21:16
738	B - Sequential Nim	GNU C++17	dp games *1100	Jul/21/2020 20:57
737	A - Common Subsequence	GNU C++17	brute force *800	Jul/21/2020 20:41
736	B - Maximum Submatrix 2	GNU C++17 (64)	data structures dp implementation sortings *1600	Jul/21/2020 19:45
735	D - Red-Green Towers	GNU C++17 (64)	dp *2000	Jul/21/2020 18:40
734	D - Greenhouse Effect	GNU C++17 (64)	dp *1700	Jul/21/2020 04:16
733	B - Greenhouse Effect	GNU C++17 (64)	dp *1700	Jul/21/2020 04:15
732	B - Maximum Value	GNU C++17 (64)	binary search math sortings two pointers *2100	Jul/21/2020 03:41
731	D - Long Path	GNU C++17 (64)	dp *1600	Jul/21/2020 00:54
730	B - Long Path	GNU C++17 (64)	dp implementation *1600	Jul/21/2020 00:53
729	D - Count Good Substrings	GNU C++17 (64)	math *2000	Jul/21/2020 00:09
728	B - Cats Transport	GNU C++17 (64)	data structures dp *2400	Jul/20/2020 21:09
727	D - Cats Transport	GNU C++17 (64)	dp *2400	Jul/20/2020 21:09
726	F - Escape Through Leaf	GNU C++17	data structures dp geometry *2700	Jul/20/2020 21:04
725	E - The Fair Nut and Rectangles	GNU C++17	data structures dp geometry *2400	Jul/20/2020 21:01
724	E - Product Sum	GNU C++17	data structures dp geometry *2600	Jul/20/2020 20:59
723	F - Bear and Bowling 4	GNU C++17	binary search data structures divide and conquer geometry ternary search *2500	Jul/20/2020 20:57
722	E - Kalila and Dimna in the Logging Industry	GNU C++17	dp *2100	Jul/20/2020 20:56
721	C - Kalila and Dimna in the Logging Industry	GNU C++17	dp geometry *2100	Jul/20/2020 20:55
720	B - Working out	GNU C++17	dp *1600	Jul/20/2020 20:52
719	D - Working out	GNU C++17	brute force dp *1600	Jul/20/2020 20:52
718	D - Greg and Graph	GNU C++17	dp graphs *1700	Jul/20/2020 19:19
717	B - Greg and Graph	GNU C++17	dp graphs shortest paths *1700	Jul/20/2020 19:18
716	D - Good Sequences	GNU C++17	dp number theory *1500	Jul/20/2020 17:15
715	B - Good Sequences	GNU C++17	dp number theory *1500	Jul/20/2020 17:14
714	D - Magic Box	GNU C++17	brute force geometry *1600	Jul/20/2020 04:01
713	D - Common Divisors	GNU C++17	brute force hashing implementation math strings *1400	Jul/19/2020 21:15
712	C - Make It Good	GNU C++17	greedy *1200	Jul/19/2020 19:18
711	E - Thief in a Shop	GNU C++17	divide and conquer dp fft math *2400	Jul/15/2020 03:09
710	C - Omkar and Baseball	GNU C++17	constructive algorithms math *1500	Jul/12/2020 00:17
709	D - Anything Goes to Zero	C++ (GCC 9.2.1)	AtCoder *400	Jul/12/2020 00:08
708	B - Omkar and Last Class of Math	GNU C++17	greedy math number theory *1300	Jul/11/2020 21:37
707	A - Omkar and Completion	GNU C++17	constructive algorithms implementation *800	Jul/11/2020 21:07
706	C - XYZ Triplets	C++ (GCC 9.2.1)	AtCoder *300	Jul/11/2020 18:25
705	B - An Odd Problem	C++ (GCC 9.2.1)	AtCoder *200	Jul/11/2020 18:05
704	A - Number of Multiples	C++ (GCC 9.2.1)	AtCoder *100	Jul/11/2020 18:02
703	D - Little Girl and Maximum XOR	GNU C++17	bitmasks dp greedy implementation math *1700	Jul/07/2020 04:01
702	D - Colorful Graph	GNU C++17	brute force dfs and similar graphs *1600	Jul/07/2020 03:44
701	D - Caesar's Legions	GNU C++17	dp *1700	Jul/07/2020 00:16
700	D - Unbearable Controversy of Being	GNU C++17	brute force combinatorics dfs and similar graphs *1700	Jul/06/2020 23:54
699	D - Multiplication Table	GNU C++17	binary search brute force *1800	Jul/06/2020 23:26
698	D - Mashmokh and ACM	GNU C++17	combinatorics dp number theory *1400	Jul/06/2020 22:32
697	B - Mashmokh and ACM	GNU C++17	combinatorics dp number theory *1400	Jul/06/2020 22:32
696	D - Vasya and Chess	GNU C++17	constructive algorithms games math *1700	Jul/06/2020 20:26
695	D - Prizes, Prizes, more Prizes	GNU C++17	implementation *1200	Jul/06/2020 04:27
694	D - Flowers	GNU C++17	dp *1700	Jul/06/2020 00:57
693	C - Team	GNU C++17	constructive algorithms greedy implementation *1400	Jul/05/2020 23:59
692	C - Number of Ways	GNU C++17	binary search brute force data structures dp two pointers *1700	Jul/05/2020 23:24
691	E - Multiplication 4	C++ (GCC 9.2.1)	AtCoder *500	Jul/05/2020 20:49
690	D - Chat in a Circle	C++ (GCC 9.2.1)	AtCoder *400	Jul/05/2020 19:02
689	C - H and V	C++ (GCC 9.2.1)	AtCoder *300	Jul/05/2020 18:33
688	B - Judge Status Summary	C++ (GCC 9.2.1)	AtCoder *200	Jul/05/2020 18:07
687	A - Payment	C++ (GCC 9.2.1)	AtCoder *100	Jul/05/2020 18:03
686	D - Replace by MEX	GNU C++17	brute force constructive algorithms sortings *1900	Jul/04/2020 23:57
685	C - Element Extermination	GNU C++17	constructive algorithms data structures greedy *1400	Jul/04/2020 21:27
684	B - Neighbor Grid	GNU C++17	constructive algorithms greedy *1200	Jul/04/2020 21:09
683	A - Sign Flipping	GNU C++17	constructive algorithms math *1100	Jul/04/2020 21:01
682	H - Binary Median	GNU C++17	binary search bitmasks brute force constructive algorithms *2100	Jul/02/2020 19:48
681	G - A/B Matrix	GNU C++17	constructive algorithms greedy math *1900	Jul/02/2020 19:13
680	F - Spy-string	GNU C++17	bitmasks brute force constructive algorithms dp hashing strings *1700	Jul/02/2020 18:57
679	E - Polygon	GNU C++17	dp graphs implementation shortest paths *1300	Jul/02/2020 18:41
678	D - Buying Shovels	GNU C++17	math number theory *1300	Jul/02/2020 18:30
677	C - Similar Pairs	GNU C++17	constructive algorithms graph matchings greedy sortings *1100	Jul/02/2020 18:25
676	B - Honest Coach	GNU C++17	greedy sortings *800	Jul/02/2020 18:15
675	A - Minimal Square	GNU C++17	greedy math *800	Jul/02/2020 18:11
674	E1 - Asterism (Easy Version)	GNU C++17	binary search brute force combinatorics math number theory sortings *1900	Jul/02/2020 17:22
673	E2 - Asterism (Hard Version)	GNU C++17	binary search combinatorics dp math number theory sortings *2300	Jul/02/2020 17:21
672	D - Grid-00100	GNU C++17	constructive algorithms greedy implementation *1600	Jul/02/2020 00:55
671	C - A Cookie for You	GNU C++17	greedy implementation math *1300	Jul/01/2020 20:34
670	B - Magical Calendar	GNU C++17	math *1200	Jul/01/2020 20:00
669	A - Magical Sticks	GNU C++17	math *800	Jul/01/2020 19:40
668	F - Cyclic Shifts Sorting	GNU C++17	brute force constructive algorithms implementation sortings *2400	Jul/01/2020 00:06
667	E2 - Reading Books (hard version)	GNU C++17	data structures greedy implementation sortings ternary search two pointers *2500	Jun/30/2020 16:41
666	E1 - Reading Books (easy version)	GNU C++17	data structures greedy sortings *1600	Jun/29/2020 22:26
665	D - Zero Remainder Array	GNU C++17	math sortings two pointers *1400	Jun/29/2020 21:12
664	C - Move Brackets	GNU C++17	greedy strings *1000	Jun/29/2020 20:51
663	B - Multiply by 2, divide by 6	GNU C++17	math *900	Jun/29/2020 20:47
662	A - Required Remainder	GNU C++17	math *800	Jun/29/2020 20:39
661	G - Pawns	GNU C++17	data structures divide and conquer greedy *2600	Jun/28/2020 19:14
660	F - Network Coverage	GNU C++17	binary search constructive algorithms data structures greedy *2400	Jun/28/2020 03:34
659	E - Sum of Digits	GNU C++17	brute force constructive algorithms dp greedy *2200	Jun/25/2020 23:11
658	D - Maximum Sum on Even Positions	GNU C++17	divide and conquer dp greedy implementation *1600	Jun/25/2020 21:21
657	C - Pluses and Minuses	GNU C++17	math *1300	Jun/25/2020 21:01
656	B - 01 Game	GNU C++17	games *900	Jun/25/2020 20:49
655	A - Donut Shops	GNU C++17	greedy implementation math *1000	Jun/25/2020 20:41
654	D - Fox and Minimal path	GNU C++17	constructive algorithms graphs implementation shortest paths *1900	Jun/25/2020 15:48
653	B - Fox and Minimal path	GNU C++17	bitmasks constructive algorithms graphs implementation math *1900	Jun/25/2020 15:38
652	E - DeadLee	GNU C++17	data structures dfs and similar greedy implementation sortings *2400	Jun/24/2020 19:29
651	D - TediousLee	GNU C++17	dp graphs greedy math trees *1900	Jun/24/2020 00:18
650	C - RationalLee	GNU C++17	greedy math sortings two pointers *1400	Jun/23/2020 20:52
649	B - AccurateLee	GNU C++17	greedy implementation strings *1200	Jun/23/2020 20:26
648	A - FashionabLee	GNU C++17	geometry math *800	Jun/23/2020 20:10
647	B - Fox And Two Dots	GNU C++17	dfs and similar *1500	Jun/22/2020 17:59
646	D - Interesting Array	GNU C++17	constructive algorithms data structures *1800	Jun/22/2020 17:32
645	B - Interesting Array	GNU C++17	constructive algorithms data structures trees *1800	Jun/22/2020 17:31
644	D - Password	GNU C++17	hashing strings *1700	Jun/22/2020 04:11
643	B - Password	GNU C++17 (64)	binary search dp hashing string suffix structures strings *1700	Jun/22/2020 04:06
642	B - Andrey and Problem	GNU C++17	greedy math probabilities *1800	Jun/22/2020 03:14
641	F2 - The Hidden Pair (Hard Version)	GNU C++17	binary search dfs and similar graphs interactive shortest paths trees *2700	Jun/21/2020 23:10
640	F1 - The Hidden Pair (Easy Version)	GNU C++17	binary search dfs and similar graphs interactive shortest paths trees *2400	Jun/21/2020 23:10
639	E - Binary Subsequence Rotation	GNU C++17	binary search constructive algorithms data structures greedy *2100	Jun/21/2020 03:06
638	D - Odd-Even Subsequence	GNU C++17	binary search dp dsu greedy implementation *2000	Jun/20/2020 21:59
637	C - Number Game	GNU C++17	games math number theory *1400	Jun/20/2020 21:36
636	B - GCD Compression	GNU C++17	constructive algorithms math number theory *1100	Jun/20/2020 21:00
635	A - Maximum GCD	GNU C++17	greedy implementation math number theory *800	Jun/20/2020 20:38
634	C - Even Picture	GNU C++17	constructive algorithms *1500	Jun/18/2020 22:35
633	A - C+=	GNU C++17	brute force greedy implementation math *800	Jun/18/2020 20:51
632	F2 - Flying Sort (Hard Version)	GNU C++17	binary search data structures dp greedy sortings two pointers *2400	Jun/18/2020 00:00
631	F1 - Flying Sort (Easy Version)	GNU C++17	dp greedy two pointers *2100	Jun/17/2020 22:44
630	E - Necklace Assembly	GNU C++17	brute force dfs and similar dp graphs greedy number theory *1900	Jun/17/2020 18:57
629	D - Task On The Board	GNU C++17	constructive algorithms greedy implementation sortings *1800	Jun/16/2020 23:12
628	D - Ehab's Last Corollary	GNU C++17	constructive algorithms dfs and similar graphs greedy implementation trees *2100	Jun/15/2020 16:14
627	C - Ehab and Prefix MEXs	GNU C++17 (64)	brute force constructive algorithms greedy *1600	Jun/14/2020 22:15
626	E - Johnny and Grandmaster	GNU C++17	data structures greedy implementation math number theory sortings two pointers *1900	Jun/05/2020 03:12
625	C - Johnny and Another Rating Drop	GNU C++17	bitmasks greedy math *1400	Jun/04/2020 21:12
624	A - Johnny and Ancient Computer	GNU C++17	implementation *1000	Jun/04/2020 20:47
623	C - Ryouko's Memory Note	GNU C++17	implementation math sortings *1800	Jun/02/2020 04:55
622	D - Guess The Maximums	GNU C++17	binary search implementation interactive math *2100	Jun/01/2020 04:31
621	E - Tree Shuffling	GNU C++17	dfs and similar dp greedy trees *2000	Jun/01/2020 01:32
620	C - Game On Leaves	GNU C++17	games trees *1600	Jun/01/2020 00:19
619	A - Odd Selection	GNU C++17	brute force implementation math *1200	May/31/2020 20:40
618	E - Fools and Roads	GNU C++17	data structures trees *1900	May/31/2020 03:12
617	C - Fools and Roads	GNU C++17	data structures dfs and similar trees *1900	May/31/2020 03:11
616	B - Towers	GNU C++17	brute force constructive algorithms greedy implementation sortings *1400	May/30/2020 22:05
615	D - Tennis Game	GNU C++17	binary search *1900	May/30/2020 19:08
614	A - I Wanna Be the Guy	GNU C++17	greedy implementation *800	May/30/2020 03:16
613	A - Counterexample	GNU C++17	brute force implementation math number theory *1100	May/30/2020 02:54
612	A - Expression	GNU C++17	brute force math *1000	May/29/2020 23:49
611	A - Vasya and Socks	GNU C++17	brute force implementation math *900	May/29/2020 23:23
610	A - Chat room	GNU C++17	greedy strings *1000	May/29/2020 21:00
609	C - Mixing Water	GNU C++17	binary search math *1700	May/29/2020 20:40
608	E - Modular Stability	GNU C++17	combinatorics math number theory *2000	May/29/2020 02:57
607	D - Yet Another Yet Another Task	GNU C++17	data structures dp implementation two pointers *2000	May/28/2020 23:04
606	B - New Theatre Square	GNU C++17	brute force dp greedy implementation two pointers *1000	May/28/2020 20:53
605	A - Berland Poker	GNU C++17	brute force greedy math *1000	May/28/2020 20:44
604	A - Puzzles	GNU C++17	greedy *900	May/28/2020 18:11
603	B - Caisa and Pylons	GNU C++17	brute force implementation math *1100	May/28/2020 17:06
602	A - inc ARG	GNU C++17	implementation *900	May/28/2020 04:24
601	E - Are You Fired?	GNU C++17	constructive algorithms data structures greedy implementation *2400	May/27/2020 20:16
600	D - The Best Vacation	GNU C++17	binary search brute force greedy implementation two pointers *1900	May/26/2020 21:59
599	C - Celex Update	GNU C++17	math *1600	May/26/2020 21:21
598	B - Maria Breaks the Self-isolation	GNU C++17	greedy sortings *1000	May/26/2020 20:52
597	A - Park Lighting	GNU C++17	greedy math *800	May/26/2020 20:44
596	F - Catowice City	GNU C++17	dfs and similar graphs *2400	May/21/2020 20:09
595	F - Guess Divisors Count	GNU C++17 (64)	constructive algorithms interactive number theory *2600	May/21/2020 02:48
594	E - Restorer Distance	GNU C++17	binary search greedy math sortings ternary search *2100	May/20/2020 18:12
593	C - Count Triangles	GNU C++17 (64)	binary search implementation math two pointers *1800	May/20/2020 17:37
592	D - Game With Array	GNU C++17 (64)	constructive algorithms math *1400	May/20/2020 17:19
591	B - Young Explorers	GNU C++17 (64)	dp greedy sortings *1200	May/20/2020 17:01
590	A - Sequence with Digits	GNU C++17 (64)	brute force implementation math *1200	May/20/2020 16:55
589	E - Alice and the Unfair Game	GNU C++17	binary search data structures dp dsu *2500	May/19/2020 17:05
588	F - Summoning Minions	GNU C++17	constructive algorithms dp flows graph matchings greedy sortings *2500	May/18/2020 22:40
587	E - Graph Coloring	GNU C++17	dfs and similar dp graphs *2100	May/18/2020 03:53
586	C2 - Not So Simple Polygon Embedding	GNU C++17	binary search brute force geometry math *2000	May/17/2020 22:19
585	D - Multiset	GNU C++17	binary search data structures *1900	May/17/2020 17:35
584	C1 - Simple Polygon Embedding	GNU C++17 (64)	binary search geometry math ternary search *1400	May/17/2020 16:42
583	B - Ternary String	GNU C++17 (64)	binary search dp implementation two pointers *1200	May/17/2020 15:44
582	A - Alarm Clock	GNU C++17 (64)	math *900	May/17/2020 15:33
581	A - Fox And Snake	GNU C++17 (64)	implementation *800	May/17/2020 00:39
580	A - Little Pony and Crystal Mine	GNU C++17 (64)	implementation *800	May/17/2020 00:24
579	A - Gravity Flip	GNU C++17 (64)	greedy implementation sortings *900	May/16/2020 23:53
578	D - Powerful array	GNU C++17 (64)	data structures implementation math two pointers *2200	May/14/2020 23:26
577	C - Civilization	GNU C++17	dfs and similar dp dsu ternary search trees *2100	May/13/2020 03:31
576	F - Daniel and Spring Cleaning	GNU C++17	bitmasks brute force combinatorics dp *2300	May/13/2020 03:31
575	E - Lucky Queries	GNU C++17	data structures *2400	May/13/2020 03:30
574	E - Valera and Queries	GNU C++17	binary search data structures *2200	May/13/2020 03:30
573	C - Greg and Friends	GNU C++17	combinatorics dp graphs shortest paths *2100	May/13/2020 03:29
572	E - Greg and Friends	GNU C++17	combinatorics dfs and similar dp *2100	May/13/2020 03:29
571	E - Breaking Good	GNU C++17	dfs and similar dp graphs shortest paths *2100	May/13/2020 03:28
570	C - Propagating tree	GNU C++17	data structures dfs and similar trees *2000	May/13/2020 03:28
569	D - MUH and Cube Walls	GNU C++17	string suffix structures strings *1800	May/13/2020 03:27
568	D - Kilani and the Game	GNU C++17	dfs and similar graphs implementation shortest paths *1900	May/13/2020 03:27
567	E - XOR on Segment	GNU C++17	bitmasks data structures *2000	May/13/2020 03:27
566	D - Strip	GNU C++17	data structures dp two pointers *2000	May/13/2020 03:26
565	D - Good Substrings	GNU C++17	data structures strings *1800	May/13/2020 03:26
564	D - Andrey and Problem	GNU C++17	dp greedy math probabilities sortings *1800	May/13/2020 03:26
563	C - DZY Loves Sequences	GNU C++17	dp *1600	May/13/2020 03:25
562	B - Strip	GNU C++17	binary search data structures dp two pointers *2000	May/13/2020 03:25
561	A - DZY Loves Sequences	GNU C++17	dp implementation two pointers *1600	May/13/2020 03:24
560	C - Little Pony and Expected Maximum	GNU C++17	combinatorics math probabilities *1600	May/13/2020 03:22
559	D - Pashmak and Parmida's problem	GNU C++17	data structures divide and conquer sortings *1800	May/13/2020 03:22
558	C - Writing Code	GNU C++17	dp *1800	May/13/2020 03:21
557	A - Writing Code	GNU C++17	dp *1800	May/13/2020 03:20
556	C - Matrix	GNU C++17	brute force combinatorics math matrices *1600	May/13/2020 03:11
555	C - k-Tree	GNU C++17	dp implementation trees *1600	May/13/2020 03:11
554	A - Little Pony and Expected Maximum	GNU C++17	probabilities *1600	May/13/2020 03:10
553	D - Yaroslav and Divisors	GNU C++17	data structures *2200	May/10/2020 23:00
552	E - Little Elephant and Tree	GNU C++17	data structures dfs and similar trees *2400	May/07/2020 16:22
551	D - Monopole Magnets	GNU C++17 (64)	constructive algorithms dfs and similar dsu *2000	May/07/2020 04:38
550	C - Hilbert's Hotel	GNU C++17 (64)	math sortings *1600	May/06/2020 21:44
549	B - Card Constructions	GNU C++17 (64)	binary search brute force dp math *1100	May/06/2020 21:01
548	A - Puzzle Pieces	GNU C++17 (64)	math *800	May/06/2020 20:49
547	F - Phoenix and Memory	GNU C++17 (64)	data structures dfs and similar graphs greedy *2600	May/03/2020 23:55
546	E - Phoenix and Berries	GNU C++17 (64)	brute force dp greedy math *2400	May/03/2020 18:29
545	D - Phoenix and Science	GNU C++17	binary search constructive algorithms greedy implementation math *1900	May/03/2020 02:39
544	C - Phoenix and Distribution	GNU C++17 (64)	constructive algorithms greedy sortings strings *1600	May/01/2020 22:44
543	B - Phoenix and Beauty	GNU C++17 (64)	constructive algorithms data structures greedy sortings *1400	May/01/2020 22:21
542	A - Phoenix and Balance	GNU C++17 (64)	greedy math *800	May/01/2020 20:50
541	E - Arthur and Brackets	GNU C++17 (64)	dp greedy *2200	Apr/29/2020 02:06
540	E - Placing Rooks	GNU C++17 (64)	combinatorics fft math *2300	Apr/28/2020 20:11
539	D - Multiple Testcases	GNU C++17 (64)	binary search constructive algorithms data structures greedy sortings two pointers *1900	Apr/27/2020 00:34
538	B - Binary Period	GNU C++17 (64)	constructive algorithms strings *1100	Apr/26/2020 20:52
537	A - Road To Zero	GNU C++17 (64)	greedy math *1000	Apr/26/2020 20:41
536	E1 - Three Blocks Palindrome (easy version)	GNU C++17 (64)	binary search brute force data structures dp two pointers *1700	Apr/25/2020 19:56
535	E2 - Three Blocks Palindrome (hard version)	GNU C++17 (64)	brute force data structures dp two pointers *1800	Apr/25/2020 19:53
534	C - The Brand New Function	GNU C++17 (64)	bitmasks divide and conquer math *1600	Apr/25/2020 16:18
533	F - Make Them Similar	GNU C++17 (64)	bitmasks brute force hashing meet-in-the-middle *2400	Apr/25/2020 14:11
532	C - Nastya and Unexpected Guest	GNU C++17 (64)	dfs and similar dp graphs shortest paths *2400	Apr/24/2020 22:52
531	E - Nastya and Unexpected Guest	GNU C++17 (64)	graphs implementation shortest paths *2400	Apr/24/2020 22:37
530	D - Nastya and Scoreboard	GNU C++17	bitmasks dp greedy *1700	Apr/23/2020 22:27
529	C - Nastya and Strange Generator	GNU C++17	greedy implementation *1500	Apr/23/2020 21:48
528	B - Nastya and Door	GNU C++17	greedy implementation *1300	Apr/23/2020 21:12
527	A - Nastya and Rice	GNU C++17	math *900	Apr/23/2020 20:59
526	D - Contest Balloons	GNU C++17	data structures greedy *1800	Apr/22/2020 23:37
525	E - Check Transcription	GNU C++17	brute force data structures hashing strings *2100	Apr/22/2020 22:10
524	E - Weights Distributing	GNU C++17	brute force graphs greedy shortest paths sortings *2100	Apr/22/2020 00:47
523	D - Constant Palindrome Sum	GNU C++17	brute force data structures greedy two pointers *1700	Apr/21/2020 23:09
522	C - Alternating Subsequence	GNU C++17	dp greedy two pointers *1200	Apr/21/2020 20:59
521	B - Balanced Array	GNU C++17	constructive algorithms math *800	Apr/21/2020 20:51
520	A - Candies	GNU C++17	brute force math *900	Apr/21/2020 20:40
519	B - Sorting the Coins	GNU C++17	dsu implementation sortings two pointers *1500	Apr/20/2020 21:14
518	D - Sorting the Coins	GNU C++17	dsu implementation sortings trees two pointers *1500	Apr/20/2020 21:14
517	E - Correcting Mistakes	GNU C++17 (64)	constructive algorithms dp greedy hashing strings two pointers *1800	Apr/20/2020 21:11
516	D - Imbalanced Array	GNU C++17 (64)	data structures divide and conquer dsu sortings *1900	Apr/20/2020 21:10
515	E - Divisor Paths	GNU C++17 (64)	combinatorics graphs greedy math number theory *2200	Apr/18/2020 13:41
514	E - Kaavi and Magic Spell	GNU C++17 (64)	dp strings *2200	Apr/17/2020 20:06
513	D - Xenia and Colorful Gems	GNU C++17 (64)	binary search data structures implementation math sortings *1700	Apr/17/2020 02:50
512	C - Linova and Kingdom	GNU C++17 (64)	dfs and similar dp greedy sortings trees *1600	Apr/16/2020 00:56
511	B - Kana and Dragon Quest game	GNU C++17 (64)	greedy implementation math *900	Apr/15/2020 20:44
510	A - Ichihime and Triangle	GNU C++17 (64)	constructive algorithms math *800	Apr/15/2020 20:39
509	D - Edge Weight Assignment	GNU C++17 (64)	bitmasks constructive algorithms greedy trees *1800	Apr/13/2020 19:43
508	C - Powered Addition	GNU C++17 (64)	bitmasks brute force greedy *1500	Apr/13/2020 18:44
507	B - Sorted Adjacent Differences	GNU C++17 (64)	constructive algorithms sortings *1200	Apr/13/2020 17:49
506	A - Filling Diamonds	GNU C++17 (64)	brute force dp implementation math *900	Apr/13/2020 17:36
505	D - Minimum Euler Cycle	GNU C++17 (64)	constructive algorithms graphs greedy implementation *1800	Apr/11/2020 00:26
504	C - Circle of Monsters	GNU C++17 (64)	brute force constructive algorithms greedy math *1600	Apr/10/2020 21:25
503	B - Middle Class	GNU C++17 (64)	greedy sortings *1100	Apr/10/2020 20:57
502	A - Level Statistics	GNU C++17 (64)	implementation math *1200	Apr/10/2020 20:49
501	B - Rebranding	GNU C++17 (64)	implementation strings *1200	Apr/10/2020 19:05
500	D - Challenges in school №41	GNU C++17 (64)	brute force constructive algorithms games graphs greedy implementation sortings *2100	Apr/09/2020 18:05
499	C - Eugene and an array	GNU C++17 (64)	binary search data structures implementation two pointers *1700	Apr/08/2020 21:05
498	B - Kind Anton	GNU C++17 (64)	greedy implementation *1100	Apr/08/2020 20:48
497	A - Little Artem	GNU C++17 (64)	constructive algorithms *1000	Apr/08/2020 20:39
496	D - Dreamoon Likes Sequences	GNU C++17 (64)	bitmasks constructive algorithms dp math *1700	Apr/04/2020 00:47
495	C - Dreamoon Likes Coloring	GNU C++17 (64)	constructive algorithms greedy *1800	Apr/03/2020 22:03
494	B - Dreamoon Likes Permutations	GNU C++17 (64)	implementation math *1400	Apr/03/2020 20:56
493	A - Dreamoon and Ranking Collection	GNU C++17 (64)	implementation *900	Apr/03/2020 20:44
492	D - Walk on Matrix	GNU C++17 (64)	bitmasks constructive algorithms math *1700	Mar/31/2020 21:17
491	C - K-Complete Word	GNU C++17 (64)	dfs and similar dsu greedy implementation strings *1500	Mar/31/2020 20:38
490	B - Composite Coloring	GNU C++17 (64)	brute force constructive algorithms greedy math number theory *1400	Mar/31/2020 20:17
489	A - Exercising Walk	GNU C++17 (64)	greedy implementation math *1100	Mar/31/2020 19:55
488	E - Tree Queries	GNU C++17 (64)	dfs and similar graphs trees *1900	Mar/27/2020 00:17
487	D - Carousel	GNU C++17 (64)	constructive algorithms dp graphs greedy math *1800	Mar/26/2020 22:47
486	C - Ternary XOR	GNU C++17	greedy implementation *1200	Mar/26/2020 21:15
485	B - K-th Beautiful String	GNU C++17 (64)	binary search brute force combinatorics implementation math *1300	Mar/26/2020 20:54
484	A - Divisibility Problem	GNU C++17 (64)	math *800	Mar/26/2020 20:38
483	E - Count The Blocks	GNU C++17 (64)	combinatorics dp math *1800	Mar/24/2020 22:32
482	C - Game with Chips	GNU C++17 (64)	constructive algorithms implementation *1600	Mar/24/2020 18:48
481	B - Princesses and Princes	GNU C++17 (64)	brute force graphs greedy *1200	Mar/24/2020 16:18
480	A - Sum of Odd Integers	GNU C++17 (64)	math *1100	Mar/23/2020 23:10
479	D - Frog Jumping	GNU C++17 (64)	dfs and similar math number theory *2100	Mar/23/2020 02:54
478	C - Perfect Team	GNU C++17 (64)	binary search math *1200	Mar/23/2020 02:53
477	E - Tree Painting	GNU C++17 (64)	dfs and similar dp trees *2100	Mar/23/2020 02:53
476	D - Dirty Deeds Done Dirt Cheap	GNU C++17 (64)	greedy sortings *1800	Mar/23/2020 02:53
475	E - Erase Subsequences	GNU C++17 (64)	dp strings *2200	Mar/23/2020 02:52
474	E - Bombs	GNU C++17 (64)	data structures two pointers *2400	Mar/23/2020 02:51
473	D2 - Prefix-Suffix Palindrome (Hard version)	GNU C++17	binary search greedy hashing string suffix structures strings *1800	Mar/20/2020 03:32
472	D1 - Prefix-Suffix Palindrome (Easy version)	GNU C++17	hashing string suffix structures strings *1500	Mar/20/2020 03:27
471	C - Permutation Partitions	GNU C++17	combinatorics greedy math *1300	Mar/19/2020 21:16
470	B - Maximums	GNU C++17	implementation math *900	Mar/19/2020 20:52
469	A - Bad Ugly Numbers	GNU C++17	constructive algorithms number theory *1000	Mar/19/2020 20:42
468	F - Ehab's Last Theorem	GNU C++17	constructive algorithms dfs and similar graphs greedy *2500	Mar/18/2020 19:49
467	E - Ehab's REAL Number Theory Problem	GNU C++17	brute force dfs and similar graphs number theory shortest paths *2600	Mar/18/2020 03:02
466	C - Mind Control	GNU C++17	brute force data structures greedy math *1600	Mar/16/2020 01:07
465	F - Attack on Red Kingdom	GNU C++17	games two pointers *2500	Mar/15/2020 16:11
464	G - Autocompletion	GNU C++17	data structures dfs and similar dp *2600	Mar/14/2020 03:59
463	E - Array Shrinking	GNU C++17	dp greedy *2100	Mar/13/2020 21:47
462	D - Count the Arrays	GNU C++17	combinatorics math *1700	Mar/13/2020 20:08
461	C - Adding Powers	GNU C++17	bitmasks greedy implementation math number theory ternary search *1400	Mar/13/2020 14:33
460	B - Bogosort	GNU C++17	constructive algorithms sortings *1000	Mar/13/2020 12:43
459	A - Two Regular Polygons	GNU C++17	geometry greedy math number theory *800	Mar/13/2020 12:36
458	C - Anu Has a Function	GNU C++17	greedy math *1500	Feb/09/2020 21:09
457	B - Assigning to Classes	GNU C++17	greedy implementation sortings *1000	Feb/09/2020 20:23
456	A - Non-zero	GNU C++17	implementation math *800	Feb/09/2020 20:11
455	B - Infinite Prefixes	GNU C++17	math strings *1700	Jan/30/2020 19:15
454	D - Same GCDs	GNU C++17	math number theory *1800	Jan/29/2020 21:51
453	C - Obtain The String	GNU C++17	dp greedy strings *1600	Jan/29/2020 21:03
452	A - Display The Number	GNU C++17	greedy *900	Jan/29/2020 20:49
451	F - Three Paths on a Tree	GNU C++17	dfs and similar dp greedy trees *2000	Jan/24/2020 00:51
450	E - Obtain a Permutation	GNU C++17	greedy implementation math *1900	Jan/23/2020 00:29
449	D - MEX maximizing	GNU C++17	data structures greedy implementation math *1600	Jan/22/2020 21:34
448	D - Aroma's Search	GNU C++17	brute force constructive algorithms implementation *1700	Jan/19/2020 23:27
447	C - NEKO's Maze Game	GNU C++17	constructive algorithms implementation *1400	Jan/19/2020 20:12
446	B - JOE is on TV!	GNU C++17	combinatorics greedy math *1000	Jan/19/2020 19:55
445	A - ConneR and the A.R.C. Markland-N	GNU C++17	binary search brute force implementation *1100	Jan/19/2020 19:42
444	C - Envy	GNU C++17	data structures dsu graphs *2300	Jan/17/2020 04:25
443	E - Envy	GNU C++17	graphs *2300	Jan/17/2020 04:19
442	C - Two Arrays	GNU C++17	combinatorics dp *1600	Jan/15/2020 22:58
441	D - Christmas Trees	GNU C++17	graphs greedy shortest paths *1800	Jan/12/2020 20:51
440	D - Dr. Evil Underscores	GNU C++17	bitmasks brute force dfs and similar divide and conquer dp greedy strings trees *1900	Jan/11/2020 02:48
439	D - Let's Play the Words?	GNU C++17	data structures hashing implementation math *1900	Jan/11/2020 02:22
438	C - Fadi and LCM	GNU C++17	brute force math number theory *1400	Jan/10/2020 20:36
437	B - Just Eat It!	GNU C++17	dp greedy implementation *1300	Jan/10/2020 20:19
436	A - Mezo Playing Zoma	GNU C++17	math *800	Jan/10/2020 20:08
435	D - New Year and Conference	GNU C++17	binary search data structures hashing sortings *2100	Jan/10/2020 11:53
434	B - Numbers on Tree	GNU C++17	constructive algorithms data structures dfs and similar graphs greedy trees *1800	Jan/09/2020 22:03
433	D - Numbers on Tree	GNU C++17	constructive algorithms data structures dfs and similar graphs trees *1800	Jan/09/2020 22:01
432	C - Garland	GNU C++17	dp greedy sortings *1800	Jan/05/2020 21:19
431	B - Hyperset	GNU C++17	brute force data structures implementation *1500	Jan/05/2020 20:43
430	A - Angry Students	GNU C++17	greedy implementation *800	Jan/05/2020 20:13
429	C - New Year and Permutation	GNU C++17	combinatorics math *1600	Jan/04/2020 23:07
428	B - New Year and Ascent Sequence	GNU C++17	binary search combinatorics data structures dp implementation sortings *1400	Jan/04/2020 19:04
427	A - New Year and Naming	GNU C++17	implementation strings *800	Jan/04/2020 18:11
426	D - Strange Device	GNU C++17	constructive algorithms interactive math sortings *1900	Jan/02/2020 21:01
425	C - Make Good	GNU C++17	bitmasks constructive algorithms math *1400	Dec/29/2019 20:56
424	B - Interesting Subarray	GNU C++17	constructive algorithms greedy math *1200	Dec/29/2019 20:20
423	A - Card Game	GNU C++17	games greedy math *800	Dec/29/2019 20:11
422	B - Modulo Equality	GNU C++17	brute force sortings *1500	Dec/21/2019 23:30
421	C - Long Beautiful Integer	GNU C++17	greedy implementation *1700	Dec/21/2019 23:04
420	A - Equation	GNU C++17	brute force math *800	Dec/21/2019 17:08
419	B - A and B	GNU C++17	greedy math *1500	Dec/21/2019 02:07
418	C - Berry Jam	GNU C++17	data structures dp greedy implementation *1700	Dec/21/2019 02:07
417	A - Shuffle Hashing	GNU C++17	brute force implementation strings *1000	Dec/21/2019 02:06
416	C - As Simple as One and Two	GNU C++17	dp greedy *1400	Dec/21/2019 02:04
415	E - Two Fairs	GNU C++17	dfs and similar graphs *1900	Dec/21/2019 02:04
414	B - Make Them Odd	GNU C++17	greedy number theory *1200	Dec/21/2019 02:03
413	A - Happy Birthday, Polycarp!	GNU C++17	implementation *1000	Dec/21/2019 02:02
412	E - Spaceship Solitaire	GNU C++17	data structures greedy implementation *2100	Dec/18/2019 17:19
411	D - Decreasing Debts	GNU C++17	constructive algorithms data structures graphs greedy implementation math two pointers *2000	Dec/18/2019 15:54
410	C - Diverse Matrix	GNU C++17	constructive algorithms greedy math number theory *1400	Dec/17/2019 22:01
409	B - Dice Tower	GNU C++17	constructive algorithms math *1000	Dec/17/2019 21:33
408	A - Competitive Programmer	GNU C++17	chinese remainder theorem math *1000	Dec/17/2019 21:15
407	C - Cut and Paste	GNU C++17	implementation math *1700	Dec/16/2019 18:55
406	B - Azamon Web Services	GNU C++17	greedy *1600	Dec/16/2019 18:14
405	D - How many trees?	GNU C++17	combinatorics divide and conquer dp *1900	Jun/13/2019 17:17
404	D - Igor In the Museum	GNU C++17	dfs and similar graphs shortest paths *1700	May/27/2019 04:02
403	A - Playing with Dice	GNU C++17	brute force *800	May/27/2019 04:01
402	B - Cow Program	GNU C++17	dfs and similar dp graphs *1700	May/27/2019 03:59
401	D - Prefixes and Suffixes	GNU C++17	dp string suffix structures strings two pointers *2000	May/27/2019 03:59
400	A - Cookies	GNU C++17	implementation *900	May/26/2019 17:30
399	E - Range Deleting	GNU C++17	binary search combinatorics data structures two pointers *2100	May/26/2019 05:20
398	A - Dasha and Stairs	GNU C++11	brute force constructive algorithms implementation math *1000	May/22/2019 04:59
397	F - Tree with Maximum Cost	GNU C++11	dfs and similar dp trees *1900	May/22/2019 04:58
396	A - Valera and Antique Items	GNU C++11	implementation *1000	May/22/2019 04:49
395	D - The Door Problem	GNU C++11	2-sat dfs and similar dsu graphs *2000	May/22/2019 04:49
394	D - Rectangle and Square	GNU C++11	brute force geometry implementation *1600	May/22/2019 04:48
393	E - Periodical Numbers	GNU C++11	combinatorics dp number theory *2100	May/22/2019 04:45
392	A - Holiday Of Equality	GNU C++11	implementation math *800	May/22/2019 04:34
391	D - Mysterious Code	GNU C++11	dp strings *2100	May/15/2019 18:55
390	B - Neko Performs Cat Furrier Transform	GNU C++17	bitmasks constructive algorithms dfs and similar math *1300	Apr/27/2019 01:35
389	A - Neko Finds Grapes	GNU C++17	greedy implementation math *800	Apr/27/2019 01:35
388	C - Neko does Maths	GNU C++17	brute force math number theory *1800	Apr/27/2019 01:32
387	D - Petya and Divisors	GNU C++17	implementation number theory *1900	Mar/27/2019 20:04
386	A - Giga Tower	GNU C++17	brute force *1100	Mar/27/2019 20:03
385	B - Prime Matrix	GNU C++17	binary search brute force math number theory *1300	Mar/27/2019 19:59
384	D - Friends and Subsequences	GNU C++17	binary search data structures *2100	Mar/27/2019 19:58
383	E - Vasya and a Tree	GNU C++17	data structures trees *1900	Mar/27/2019 16:57
382	A - Mashmokh and Lights	GNU C++17	implementation *900	Mar/27/2019 14:09
381	A - Splits	GNU C++17	math *800	Mar/27/2019 14:09
380	E - Maximum Subsequence	GNU C++17	bitmasks divide and conquer meet-in-the-middle *1800	Mar/27/2019 14:08
379	C - Square Subsets	GNU C++17	bitmasks combinatorics dp math *2000	Mar/27/2019 14:07
378	D - Gargari and Permutations	GNU C++17	dfs and similar dp graphs implementation *1900	Mar/27/2019 00:05
377	D - Book of Evil	GNU C++17	dfs and similar divide and conquer dp trees *2000	Mar/26/2019 20:15
376	D - Nastya Is Buying Lunch	GNU C++14	greedy *1800	Mar/17/2019 18:22
375	B - Nastya Is Playing Computer Games	GNU C++14	constructive algorithms math *1000	Mar/17/2019 17:22
374	A - Nastya Is Reading a Book	GNU C++14	implementation *800	Mar/17/2019 17:14
373	C - Nastya Is Transposing Matrices	GNU C++14	constructive algorithms sortings *1500	Mar/17/2019 17:12
372	C - Lucky Sum	GNU C++14	brute force math *1100	Mar/08/2019 21:49
371	F2 - Spanning Tree with One Fixed Degree	GNU C++14	constructive algorithms dfs and similar dsu graphs greedy *1900	Mar/08/2019 16:03
370	F1 - Spanning Tree with Maximum Degree	GNU C++14	graphs *1600	Mar/08/2019 16:02
369	E - K Balanced Teams	GNU C++14	dp sortings two pointers *1800	Mar/08/2019 16:01
368	C - Balanced Team	GNU C++14	sortings two pointers *1200	Mar/08/2019 15:59
367	D - Zero Quantity Maximization	GNU C++14	hashing math number theory *1500	Mar/08/2019 15:59
366	B - Preparation for International Women's Day	GNU C++14	math number theory *1200	Mar/08/2019 15:58
365	A - Middle of the Contest	GNU C++14	implementation *1000	Mar/08/2019 15:57
364	A - Lucky Sum	GNU C++14	implementation *1100	Mar/08/2019 00:38
363	C - Subsequences	GNU C++14	data structures dp *1900	Feb/21/2019 03:15
362	A - The Fair Nut and the Best Path	GNU C++14	data structures dp trees *1800	Feb/21/2019 03:13
361	E - Xenia and Tree	GNU C++14	data structures divide and conquer trees *2400	Feb/21/2019 03:13
360	E - Close Vertices	GNU C++14	data structures divide and conquer trees *2700	Feb/21/2019 03:11
359	D - Distance in Tree	GNU C++14	dfs and similar dp trees *1800	Feb/21/2019 03:10
358	E - Digit Tree	GNU C++14	dfs and similar divide and conquer trees *2700	Feb/21/2019 03:10
357	E - Mahmoud and a xor trip	GNU C++14	bitmasks constructive algorithms data structures dfs and similar dp math trees *2100	Feb/21/2019 03:09
356	E - Holes	GNU C++14	data structures dsu *2700	Feb/21/2019 03:08
355	C - Ciel the Commander	GNU C++14	constructive algorithms dfs and similar divide and conquer greedy trees *2100	Feb/21/2019 03:08
354	E - Yet Another Ball Problem	GNU C++14	constructive algorithms implementation *1700	Feb/19/2019 22:48
353	F1 - Tree Cutting (Easy Version)	GNU C++14	dfs and similar trees *1800	Feb/19/2019 22:27
352	D2 - Coffee and Coursework (Hard Version)	GNU C++14	binary search greedy *1700	Feb/19/2019 22:04
351	D1 - Coffee and Coursework (Easy version)	GNU C++14	brute force greedy *1700	Feb/19/2019 22:00
350	C - Palindromic Matrix	GNU C++14	constructive algorithms implementation *1700	Feb/19/2019 21:32
349	B - Tanya and Candies	GNU C++14	implementation *1200	Feb/19/2019 20:50
348	A - Water Buying	GNU C++14	math *800	Feb/19/2019 20:40
347	D - Sasha and One More Name	GNU C++14	brute force constructive algorithms strings *1800	Feb/19/2019 00:28
346	C - Sasha and a Bit of Relax	GNU C++14	*1600	Feb/16/2019 23:46
345	B - Sasha and Magnetic Machines	GNU C++14	greedy number theory *1300	Feb/16/2019 23:04
344	A - Sasha and His Trip	GNU C++14	dp greedy math *900	Feb/16/2019 22:49
343	E - Copying Data	GNU C++14	data structures *1900	Feb/05/2019 23:45
342	D - Serega and Fun	GNU C++14	data structures *2700	Feb/02/2019 05:54
341	E - Sereja and Subsequences	GNU C++14	combinatorics data structures *2000	Feb/01/2019 16:15
340	C - Sereja and Subsequences	GNU C++14	data structures dp *2000	Feb/01/2019 16:12
339	D - Anton and School - 2	GNU C++14	combinatorics dp math number theory *2300	Feb/01/2019 03:06
338	B - A Lot of Games	GNU C++14	dfs and similar dp games implementation strings trees *1900	Jan/30/2019 03:27
337	D - A Lot of Games	GNU C++14	dp games strings *1900	Jan/30/2019 03:26
336	D - Bookshelves	GNU C++14	bitmasks dp greedy *1900	Jan/29/2019 02:19
335	C - Bear and Prime Numbers	GNU C++14	binary search brute force data structures dp implementation math number theory *1700	Jan/28/2019 01:48
334	A - Palindromic Twist	GNU C++14	implementation strings *1000	Jan/28/2019 01:31
333	A - Heist	GNU C++14	greedy implementation sortings *800	Jan/28/2019 01:30
332	C - Andryusha and Colored Balloons	GNU C++14	dfs and similar graphs greedy trees *1600	Jan/28/2019 01:28
331	D - Compression	GNU C++14	dp implementation math number theory *1800	Jan/27/2019 04:13
330	B - Digital root	GNU C++17	math number theory *1000	Jan/27/2019 01:54
329	C - Brutality	GNU C++17	greedy sortings two pointers *1300	Jan/27/2019 00:06
328	A - Digits Sequence Dividing	GNU C++17	greedy strings *900	Jan/27/2019 00:04
327	B - The Eternal Immortality	GNU C++17	math *1100	Jan/22/2019 16:06
326	D - Xenia and Bit Operations	GNU C++17	data structures trees *1700	Jan/22/2019 16:05
325	D - Substring	GNU C++17	dfs and similar dp graphs *1700	Jan/22/2019 16:03
324	B - Borze	GNU C++17	expression parsing implementation *800	Jan/22/2019 16:00
323	E - Danil and a Part-time Job	GNU C++17	bitmasks data structures trees *2000	Jan/22/2019 16:00
322	C - Secrets	GNU C++17	math *1600	Jan/22/2019 15:56
321	B - Shaass and Bookshelf	GNU C++17	dp greedy *1700	Jan/22/2019 15:56
320	C - Really Big Numbers	GNU C++17	binary search brute force dp math *1600	Jan/13/2019 02:47
319	C - Yuhao and a Parenthesis	GNU C++17	greedy implementation *1400	Jan/05/2019 01:57
318	A - Gennady and a Card Game	GNU C++17	brute force implementation *800	Jan/05/2019 01:55
317	B - Petr and a Combination Lock	GNU C++17	bitmasks brute force dp *1200	Jan/05/2019 01:55
316	C - Polygon for the Angle	GNU C++17	brute force geometry *1600	Dec/31/2018 16:25
315	E - Subset Sums	GNU C++17	*2500	Dec/27/2018 02:35
314	C - Subset Sums	GNU C++17	brute force data structures *2500	Dec/27/2018 02:35
313	D - Minimum Diameter Tree	GNU C++17	implementation trees *1700	Dec/24/2018 20:18
312	A - Right-Left Cipher	GNU C++17	implementation strings *800	Dec/24/2018 00:34
311	B - Div Times Mod	GNU C++17	*1100	Dec/24/2018 00:34
310	C - Connect Three	GNU C++17	implementation *1600	Dec/24/2018 00:03
309	D - Horse Races	GNU C++17	dp math *2500	Dec/17/2018 20:59
308	D - Ehab and another another xor problem	GNU C++17	bitmasks constructive algorithms implementation interactive *2000	Dec/14/2018 03:08
307	B - Ehab and subtraction	GNU C++17	implementation sortings *1000	Dec/13/2018 00:21
306	C - Ehab and a 2-operation task	GNU C++17	constructive algorithms greedy math *1400	Dec/13/2018 00:21
305	A - Ehab and another construction problem	GNU C++17	brute force constructive algorithms *800	Dec/13/2018 00:20
304	B - Kvass and the Fair Nut	GNU C++17	greedy implementation *1200	Dec/13/2018 00:19
303	A - The Fair Nut and Elevator	GNU C++17	brute force implementation *1000	Dec/13/2018 00:19
302	C - The Fair Nut and String	GNU C++17	combinatorics dp implementation *1500	Dec/13/2018 00:17
301	D - The Fair Nut and the Best Path	GNU C++17	dp trees *1800	Dec/12/2018 23:45
300	B - Lucky Numbers	GNU C++17	dp greedy *1800	Dec/06/2018 14:00
299	F - Fractions	GNU C++17	math *1900	Dec/02/2018 20:56
298	G - Guest Student	GNU C++14	math *1500	Dec/02/2018 14:00
297	E - Easy Chess	GNU C++14		Dec/02/2018 13:58
296	L - Lazyland	GNU C++17	*900	Dec/02/2018 13:37
295	E - Salazar Slytherin's Locket	GNU C++17	bitmasks dp *2200	Nov/21/2018 00:06
294	D - Magic Numbers	GNU C++17	dp *2200	Nov/21/2018 00:06
293	C - Travelling Salesman and Special Numbers	GNU C++17	brute force combinatorics dp *1800	Nov/21/2018 00:05
292	C - Permute Digits	GNU C++17	dp greedy *1700	Nov/20/2018 23:30
291	B - Curiosity Has No Limits	GNU C++17	dp *1500	Oct/22/2018 15:30
290	A - Palindromic Times	GNU C++17	implementation strings *1000	Oct/17/2018 23:23
289	C - Permutation Game	GNU C++14	brute force dp games *1600	Oct/11/2018 16:36
288	A - The Way to Home	GNU C++14	dfs and similar dp greedy implementation *800	Oct/01/2018 22:51
287	D - Dreamoon and Sets	GNU C++14	constructive algorithms greedy math *1900	Oct/01/2018 22:46
286	E - Array and Operations	GNU C++14	*2100	Aug/30/2018 02:58
285	C - Array and Operations	GNU C++14	flows graph matchings number theory *2100	Aug/30/2018 02:58
284	C - Maximal Intersection	GNU C++14	greedy math sortings *1600	Aug/29/2018 22:33
283	B - Jzzhu and Cities	GNU C++14	graphs greedy shortest paths *2000	Aug/28/2018 00:30
282	D - Jzzhu and Cities	GNU C++17	graphs greedy shortest paths *2000	Aug/27/2018 14:24
281	D - Renting Bikes	GNU C++17	binary search greedy *1800	Aug/26/2018 15:06
280	D - Concatenated Multiples	GNU C++17	implementation math *1900	Aug/25/2018 23:22
279	B - Weakened Common Divisor	GNU C++17	brute force greedy number theory *1600	Aug/21/2018 04:16
278	A - Hongcow Builds A Nation	GNU C++17	dfs and similar graphs *1500	Aug/18/2018 16:53
277	D - The Child and Zoo	GNU C++14	dsu sortings *1900	Aug/13/2018 00:45
276	C - The Phone Number	GNU C++14	constructive algorithms greedy *1600	Aug/08/2018 21:47
275	B - The Bits	GNU C++14	implementation math *1200	Aug/08/2018 20:25
274	A - The Rank	GNU C++14	implementation *800	Aug/08/2018 20:09
273	B - Ciel and Duel	GNU C++14	dp flows greedy *1900	Aug/08/2018 05:50
272	D - Ciel and Duel	GNU C++14	dp flows greedy two pointers *1900	Aug/08/2018 05:49
271	C - Ladder	GNU C++14	dp implementation two pointers *1700	Aug/07/2018 23:00
270	B - Fortune Telling	GNU C++14	implementation number theory *1200	Aug/07/2018 00:22
269	B - Segment Occurrences	GNU C++14	brute force implementation *1300	Aug/04/2018 00:34
268	E1 - Stars Drawing (Easy Edition)	GNU C++14	brute force dp greedy *1700	Jul/31/2018 22:24
267	D - Walking Between Houses	GNU C++14	constructive algorithms greedy *1600	Jul/31/2018 21:56
266	C - Songs Compression	GNU C++14	sortings *1100	Jul/31/2018 21:21
265	B - Obtaining the String	GNU C++14	implementation *1200	Jul/31/2018 21:13
264	A - Points in Segments	GNU C++14	implementation *800	Jul/31/2018 20:38
263	C - New Year Snowmen	GNU C++14	binary search data structures greedy *1800	Jul/28/2018 02:04
262	D - Number of Parallelograms	GNU C++14	geometry *1900	Jul/28/2018 01:05
261	E - Border	GNU C++14	number theory *1800	Jul/27/2018 02:24
260	C - Fly	GNU C++14	binary search greedy math *1500	Jul/27/2018 01:22
259	D - Rocket	GNU C++17	binary search interactive *1800	Jul/26/2018 22:51
258	B - Planning The Expedition	GNU C++17	binary search brute force implementation *1200	Jul/26/2018 21:44
257	A - Stages	GNU C++17	greedy implementation sortings *900	Jul/26/2018 21:17
256	A - SMSC	GNU C++17	implementation *1100	Jul/20/2018 04:13
255	D - Water Tree	GNU C++17	data structures dfs and similar graphs trees *2100	Jul/20/2018 04:08
254	D - Two Strings Swaps	GNU C++17	implementation *1700	Jul/20/2018 04:07
253	E - Military Problem	GNU C++17	dfs and similar graphs trees *1600	Jul/20/2018 04:06
252	B - Polycarp's Practice	GNU C++17	greedy implementation sortings *1200	Jul/20/2018 04:03
251	C - Three Parts of the Array	GNU C++17	binary search data structures two pointers *1200	Jul/20/2018 04:03
250	A - Adjacent Replacements	GNU C++17	implementation *800	Jul/20/2018 04:02
249	B - Minimum Ternary String	GNU C++17	greedy implementation *1400	Jul/20/2018 04:01
248	C - Annoying Present	GNU C++17	greedy math *1700	Jul/20/2018 04:00
247	D - Relatively Prime Graph	GNU C++17	brute force constructive algorithms graphs greedy math *1700	Jul/20/2018 04:00
246	A - Game Shopping	GNU C++17	implementation *800	Jul/20/2018 03:59
245	B - Turn the Rectangles	GNU C++17	greedy sortings *1000	Jul/20/2018 03:58
244	C - Reorder the Array	GNU C++17	combinatorics math *1300	Jul/20/2018 03:58
243	A - Romaji	GNU C++17	implementation strings *900	Jul/20/2018 03:57
242	D - Tree and Queries	GNU C++17	data structures dfs and similar trees *2400	Jul/11/2018 21:36
241	D - Polycarp and Div 3	GNU C++17	dp greedy number theory *1500	Jul/11/2018 04:54
240	B - Delete from the Left	GNU C++17	brute force implementation strings *900	Jul/11/2018 04:53
239	C - Summarize to the Power of Two	GNU C++17	brute force greedy implementation *1300	Jul/11/2018 04:53
238	A - Tanya and Stairways	GNU C++17	implementation *800	Jul/11/2018 04:52
237	E - Blood Cousins	GNU C++17	binary search data structures dfs and similar trees *2100	Jul/11/2018 04:50
236	E - Blood Cousins Return	GNU C++17	binary search data structures dfs and similar dp sortings *2400	Jul/10/2018 04:37
235	D - Tree Requests	GNU C++17	binary search bitmasks constructive algorithms dfs and similar graphs trees *2200	Jul/06/2018 23:43
234	F - One Occurrence	GNU C++14	data structures divide and conquer *2400	Jul/06/2018 22:16
233	D - Equalize the Remainders	GNU C++14	data structures greedy implementation *1900	Jul/06/2018 22:13
232	C - Alphabetic Removals	GNU C++14	implementation *1200	Jul/06/2018 22:12
231	B - Reversing Encryption	GNU C++14	implementation *900	Jul/06/2018 22:11
230	A - Mishka and Contest	GNU C++14	brute force implementation *800	Jul/06/2018 22:10
229	E - Lomsat gelral	GNU C++14	data structures dfs and similar dsu trees *2300	Jul/06/2018 22:09
228	D - Coins and Queries	GNU C++14	greedy *1600	Jul/06/2018 21:58
227	B - Binary String Constructing	GNU C++14	constructive algorithms *1300	Jul/06/2018 21:57
226	C - Intense Heat	GNU C++14	brute force implementation math *1300	Jul/06/2018 21:57
225	A - Polycarp's Pockets	GNU C++14	implementation *800	Jul/06/2018 21:56
224	C - Sonya and Robots	GNU C++14	constructive algorithms implementation *1400	Jul/06/2018 21:55
223	A - Sonya and Hotels	GNU C++14	implementation *900	Jul/06/2018 21:54
222	B - Sonya and Exhibition	GNU C++14	constructive algorithms greedy implementation math *1300	Jul/06/2018 21:54
221	B - Cutting	GNU C++14	dp greedy sortings *1200	Jul/01/2018 23:56
220	C - Convert to Ones	GNU C++14	math *1500	Jul/01/2018 23:56
219	A - Balloons	GNU C++14	constructive algorithms implementation *1000	Jul/01/2018 23:55
218	B - Light It Up	GNU C++14	greedy *1500	Jun/30/2018 08:37
217	C - Covered Points Count	GNU C++14	data structures implementation sortings *1700	Jun/30/2018 08:37
216	A - Codehorses T-shirts	GNU C++14	greedy implementation *1200	Jun/30/2018 08:36
215	B - Nastya Studies Informatics	GNU C++14	math number theory *1600	Jun/19/2018 03:23
214	F - Flow Control	GNU C++14	dfs and similar dp greedy trees *2400	Jun/13/2018 20:05
213	C - A Mist of Florescence	GNU C++14	constructive algorithms graphs *1800	Jun/11/2018 23:16
212	B - A Tide of Riverscape	GNU C++14	constructive algorithms strings *1200	Jun/11/2018 20:47
211	A - A Blend of Springtime	GNU C++14	implementation strings *900	Jun/11/2018 19:43
210	C - Bracket Sequences Concatenation Problem	GNU C++14	implementation *1500	Jun/10/2018 17:38
209	B - Micro-World	GNU C++14	greedy sortings *1200	Jun/10/2018 16:47
208	A - Commentary Boxes	GNU C++14	implementation math *1000	Jun/10/2018 16:28
207	C - Equal Sums	GNU C++14	implementation sortings *1400	Jun/02/2018 19:36
206	A - Diverse Team	GNU C++14	brute force implementation *800	Jun/02/2018 19:34
205	B - Substrings Sort	GNU C++14	sortings strings *1100	Jun/02/2018 19:34
204	D - Points and Powers of Two	GNU C++14	brute force math *1800	Jun/02/2018 17:07
203	C - XOR and OR	GNU C++14	constructive algorithms implementation math *1500	May/31/2018 04:17
202	D - Fair	GNU C++14	graphs shortest paths *1600	May/30/2018 22:37
201	C - Three displays	GNU C++14	brute force dp implementation *1400	May/30/2018 20:34
200	B - High School: Become Human	GNU C++14	math *1100	May/29/2018 23:37
199	A - Infinity Gauntlet	GNU C++14	implementation *800	May/29/2018 21:41
198	C - Useful Decomposition	GNU C++17	implementation trees *1400	May/27/2018 22:49
197	B - Businessmen Problems	GNU C++17	sortings *1000	May/27/2018 21:07
196	A - Antipalindrome	GNU C++17	brute force implementation strings *900	May/27/2018 20:54
195	C - Sagheer and Nubian Market	GNU C++17	binary search sortings *1500	May/24/2018 20:34
194	C - Mashmokh and Reverse Operation	GNU C++17	combinatorics divide and conquer *2100	May/24/2018 02:44
193	D - Little Elephant and Array	GNU C++17	data structures *1800	May/20/2018 03:24
192	B - Little Elephant and Array	GNU C++17	constructive algorithms data structures *1800	May/20/2018 02:44
191	C - Cut 'em all!	GNU C++17	dfs and similar dp graphs greedy trees *1500	May/17/2018 23:59
190	A - Row	GNU C++17	brute force constructive algorithms *1200	May/17/2018 23:50
189	B - Bus of Characters	GNU C++17	data structures greedy implementation *1300	May/17/2018 23:35
188	D - Kuro and GCD and XOR and SUM	GNU C++17	binary search bitmasks brute force data structures dp dsu greedy math number theory strings trees *2200	May/16/2018 15:42
187	G - Petya's Exams	GNU C++17	greedy implementation sortings *1700	May/16/2018 04:54
186	E - Bus Video System	GNU C++17	combinatorics math *1400	May/16/2018 04:53
185	C - Letters	GNU C++17	binary search implementation two pointers *1000	May/16/2018 04:52
184	D - Almost Arithmetic Progression	GNU C++17	brute force implementation math *1500	May/16/2018 04:52
183	B - File Name	GNU C++17	greedy strings *800	May/16/2018 04:51
182	A - Remove Duplicates	GNU C++17	implementation *800	May/16/2018 04:50
181	E - Cyclic Components	GNU C++17	dfs and similar dsu graphs *1500	May/16/2018 04:49
180	D - Divide by three, multiply by two	GNU C++17	dfs and similar math sortings *1400	May/16/2018 04:48
179	B - Two-gram	GNU C++17	implementation strings *900	May/16/2018 04:47
178	C - Less or Equal	GNU C++17	sortings *1200	May/16/2018 04:47
177	A - Wrong Subtraction	GNU C++17	implementation *800	May/16/2018 04:46
176	A - Infinite Sequence	GNU C++17	implementation math *1000	May/16/2018 04:45
175	F - Consecutive Subsequence	GNU C++17	dp *1700	May/16/2018 04:44
174	C - Make a Square	GNU C++17	brute force implementation math *1400	May/16/2018 04:43
173	B - Students in Railway Carriage	GNU C++17	constructive algorithms greedy implementation *1300	May/16/2018 04:42
172	A - Equator	GNU C++17	implementation *1300	May/16/2018 04:41
171	D - Pair Of Lines	GNU C++17	geometry *2000	May/16/2018 04:40
170	C - Chessboard	GNU C++17	bitmasks brute force implementation *1400	May/16/2018 04:39
169	A - Tetris	GNU C++17	implementation *900	May/16/2018 04:38
168	B - Lecture Sleep	GNU C++17	data structures dp implementation two pointers *1200	May/16/2018 04:38
167	A - The Artful Expedient	PHP	brute force implementation *1100	May/16/2018 02:13
166	B - Minesweeper	GNU C++17	implementation *1100	May/15/2018 21:03
165	A - Game	GNU C++17	sortings *800	May/15/2018 20:49
164	B - Treasure Hunt	GNU C++17	greedy *1800	May/15/2018 04:16
163	C - Kuro and Walking Route	GNU C++17	dfs and similar trees *1600	May/15/2018 00:02
162	A - Pizza, Pizza, Pizza!!!	GNU C++17	math *1000	May/14/2018 20:58
161	B - Marlin	GNU C++17	constructive algorithms *1600	May/12/2018 01:51
160	D - Maximum Value	GNU C++17	binary search sortings *2100	May/11/2018 21:49
159	A - Links and Pearls	GNU C++17	implementation math *900	May/08/2018 21:15
158	I - Photo Processing	GNU C++17	binary search dp *1900	May/02/2018 04:58
157	E - Porcelain	GNU C++17	dp *1900	May/02/2018 04:07
156	C - Valhalla Siege	GNU C++17	binary search *1400	May/01/2018 21:08
155	B - Mancala	GNU C++17	brute force implementation *1100	May/01/2018 20:32
154	A - Aramic script	GNU C++17	implementation strings *900	May/01/2018 20:13
153	C - Stairs and Elevators	GNU C++17	binary search *1600	May/01/2018 08:30
152	B - Watering System	GNU C++17	math sortings *1000	Apr/29/2018 20:06
151	A - Mind the Gap	GNU C++17	implementation *1100	Apr/29/2018 19:49
150	A - Candy Bags	GNU C++17	implementation *1000	Apr/28/2018 18:36
149	A - Boy or Girl	GNU C++17	brute force implementation strings *800	Apr/28/2018 18:36
148	A - Beautiful Matrix	GNU C++17	implementation *800	Apr/28/2018 18:36
147	A - Coder	GNU C++17	implementation *800	Apr/28/2018 18:35
146	A - Collecting Beats is Fun	GNU C++17	implementation *900	Apr/28/2018 18:35
145	A - Anton and Letters	GNU C++17	constructive algorithms implementation *800	Apr/28/2018 18:34
144	A - k-th divisor	GNU C++17	math number theory *1400	Apr/28/2018 18:34
143	A - Young Physicist	GNU C++17	implementation math *1000	Apr/28/2018 18:34
142	A - Oath of the Night's Watch	GNU C++17	constructive algorithms sortings *900	Apr/28/2018 18:33
141	A - Army	GNU C++17	implementation *800	Apr/28/2018 18:31
140	A - Vitaly and Night	GNU C++17	constructive algorithms implementation *800	Apr/28/2018 18:31
139	A - Buying A House	GNU C++17	brute force implementation *800	Apr/28/2018 18:30
138	A - Garden	GNU C++17	implementation *900	Apr/28/2018 18:30
137	A - Brain's Photos	GNU C++17	implementation *800	Apr/28/2018 18:29
136	A - Jzzhu and Children	GNU C++17	implementation *1000	Apr/28/2018 18:29
135	A - Exam	GNU C++17	constructive algorithms implementation math *1100	Apr/28/2018 18:27
134	D - Single-use Stones	GNU C++17	binary search flows greedy two pointers *1900	Apr/26/2018 03:26
133	C - Greedy Arkady	GNU C++17	math *2000	Apr/26/2018 02:16
132	B - Battleship	GNU C++17	implementation *1300	Apr/26/2018 00:09
131	A - Paper Airplanes	GNU C++17	math *800	Apr/25/2018 23:49
130	B - Escape	GNU C++17	implementation math *1500	Apr/22/2018 03:13
129	A - Diagonal Walking	GNU C++17	implementation *800	Apr/22/2018 03:13
128	B - String Typing	GNU C++17	implementation strings *1400	Apr/22/2018 03:13
127	B - Sum	GNU C++17	math *1500	Apr/22/2018 03:12
126	B - On Corruption and Numbers	GNU C++17	constructive algorithms implementation math	Apr/22/2018 03:10
125	C - Mike and Chocolate Thieves	GNU C++17	binary search combinatorics math *1700	Apr/22/2018 03:01
124	D - Block Tower	GNU C++17	constructive algorithms dfs and similar graphs *1900	Apr/19/2018 02:45
123	B - Minimize the error	GNU C++11	data structures greedy sortings *1500	Apr/08/2018 02:06
122	A - Check the string	GNU C++11	implementation *1200	Apr/07/2018 22:13
121	C - Mahmoud and Ehab and the wrong algorithm	GNU C++11	constructive algorithms trees *1500	Apr/03/2018 23:53
120	B - Mahmoud and Ehab and the message	GNU C++11	dsu greedy implementation *1200	Apr/03/2018 22:25
119	A - Mahmoud and Ehab and the even-odd game	GNU C++11	games math *800	Apr/03/2018 22:12
118	A - Feed the cat	GNU C++11	greedy math *1100	Mar/23/2018 23:54
117	B - Not simply beatiful strings	GNU C++11	implementation *1400	Mar/23/2018 23:14
116	D - Fight Against Traffic	GNU C++11	dfs and similar graphs shortest paths *1600	Mar/22/2018 19:36
115	E - Beautiful Subarrays	GNU C++11	data structures divide and conquer strings trees *2100	Mar/15/2018 15:06
114	D - Buy a Ticket	GNU C++11	data structures graphs shortest paths *2000	Mar/12/2018 00:18
113	C - Zebras	GNU C++11	constructive algorithms greedy *1600	Mar/09/2018 20:00
112	B - Intercepted Message	GNU C++11	greedy implementation *1100	Mar/09/2018 14:45
111	A - Left-handers, Right-handers and Ambidexters	GNU C++11	implementation math *800	Mar/09/2018 14:21
110	B - Weird Subtraction Process	GNU C++11	math number theory *1100	Mar/06/2018 21:53
109	A - Partition	GNU C++11	greedy *800	Mar/06/2018 21:15
108	B - World Cup	GNU C++11	constructive algorithms implementation *1200	Mar/04/2018 22:53
107	A - Friends Meeting	GNU C++11	brute force greedy implementation math *800	Mar/04/2018 21:41
106	D - Sleepy Game	GNU C++17	dfs and similar games graphs *2100	Feb/27/2018 21:34
105	C - Save Energy!	GNU C++11	math *1700	Feb/27/2018 12:25
104	B - Vile Grasshoppers	GNU C++11	brute force math number theory *1400	Feb/25/2018 23:13
103	A - Olympiad	GNU C++11	implementation sortings *800	Feb/25/2018 22:14
102	C - Fifa and Fafa	GNU C++11	geometry *1600	Feb/20/2018 16:18
101	B - Fafa and the Gates	GNU C++14	implementation *900	Feb/19/2018 22:57
100	A - Fafa and his Company	GNU C++14	brute force implementation *800	Feb/19/2018 22:39
99	B - Hamster Farm	GNU C++11	implementation *1000	Feb/17/2018 20:15
98	C - Convenient For Everybody	GNU C++11	binary search two pointers *1600	Feb/17/2018 20:15
97	A - Love Triangle	GNU C++11	graphs *800	Feb/17/2018 16:14
96	C - Constructing Tests	GNU C++11	binary search brute force constructive algorithms *1700	Feb/17/2018 13:41
95	B - Run For Your Prize	GNU C++11	brute force greedy *1100	Feb/16/2018 21:24
94	A - Word Correction	GNU C++11	implementation *800	Feb/16/2018 21:12
93	B - Recursive Queries	GNU C++11	binary search data structures dfs and similar *1300	Feb/15/2018 21:06
92	A - Palindromic Supersequence	GNU C++11	constructive algorithms *800	Feb/15/2018 20:39
91	A - A Compatible Pair	GNU C++11	brute force games *1400	Feb/14/2018 18:54
90	B - A Prosperous Lot	GNU C++11	constructive algorithms implementation *1200	Feb/14/2018 18:21
89	C - Cave Painting	GNU C++11	brute force number theory *1600	Feb/08/2018 11:33
88	B - Magic Forest	GNU C++11	brute force *1300	Feb/08/2018 00:14
87	A - Cloning Toys	GNU C++11	implementation *1300	Feb/07/2018 23:25
86	B - Tea Queue	GNU C++11	implementation *1200	Feb/02/2018 21:45
85	A - Water The Garden	GNU C++11	implementation *1000	Feb/02/2018 21:04
84	A - Tiling with Hexagons	GNU C++14	implementation math *1200	Feb/01/2018 20:09
83	A - Ice Skating	GNU C++14	brute force dfs and similar dsu graphs *1200	Feb/01/2018 18:59
82	D - MADMAX	GNU C++14	dfs and similar dp games graphs *1700	Feb/01/2018 14:42
81	C - New Year Ratings Change	GNU C++14	greedy sortings *1400	Feb/01/2018 03:32
80	A - Sereja and Dima	GNU C++11	greedy implementation two pointers *800	Feb/01/2018 03:30
79	B - New Year Present	GNU C++11	constructive algorithms implementation *1200	Feb/01/2018 03:29
78	B - Door Frames	GNU C++11	greedy implementation *1600	Feb/01/2018 03:28
77	C - Minimum Sum	GNU C++11	constructive algorithms greedy math *1700	Feb/01/2018 03:28
76	C - Seat Arrangements	GNU C++11	brute force implementation *1300	Jan/31/2018 22:54
75	B - Perfect Number	GNU C++11	binary search brute force dp implementation number theory *1100	Jan/31/2018 19:29
74	A - Supermarket	GNU C++11	brute force greedy implementation *800	Jan/31/2018 19:11
73	C - The Monster	GNU C++11	data structures dp greedy implementation math *1800	Jan/30/2018 01:19
72	B - Radio Station	GNU C++11	implementation strings *900	Jan/29/2018 21:01
71	A - Eleven	GNU C++11	brute force implementation *800	Jan/29/2018 20:40
70	A - Winner	GNU C++11	hashing implementation *1500	Jan/28/2018 14:16
69	B - Conan and Agasa play a Card Game	GNU C++11	games greedy implementation *1200	Jan/21/2018 03:38
68	A - Perfect Squares	GNU C++11	brute force implementation math *900	Jan/20/2018 22:06
67	C - Hamburgers	GNU C++11	binary search brute force *1600	Jan/10/2018 18:12
66	A - Kyoya and Colored Balls	GNU C++11	combinatorics dp math *1500	Jan/10/2018 17:06
65	A - Exams	GNU C++11	implementation math *900	Jan/10/2018 17:03
64	C - The World is a Theatre	GNU C++11	combinatorics math *1400	Jan/10/2018 17:03
63	C - Party Lemonade	GNU C++11	bitmasks dp greedy *1600	Jan/09/2018 20:05
62	B - Christmas Spruce	GNU C++11	implementation trees *1200	Jan/08/2018 21:08
61	A - Modular Exponentiation	GNU C++11	implementation math *900	Jan/08/2018 20:51
60	B - New Year's Eve	GNU C++11	bitmasks constructive algorithms number theory *1300	Jan/05/2018 22:16
59	A - Tricky Alchemy	GNU C++11	implementation *800	Jan/05/2018 20:46
58	A - Diplomas and Certificates	GNU C++11	implementation math *800	Jan/04/2018 22:35
57	B - Mike and strings	GNU C++11	brute force dp strings *1300	Jan/04/2018 22:35
56	A - Masha and Bears	GNU C++11	brute force implementation *1300	Jan/04/2018 22:34
55	B - Mahmoud and Ehab and the bipartiteness	GNU C++11	dfs and similar graphs trees *1300	Jan/04/2018 22:33
54	A - String Game	GNU C++11	binary search greedy strings *1700	Jan/04/2018 22:33
53	A - Maze	GNU C++11	dfs and similar *1600	Jan/04/2018 22:29
52	B - New Year and Buggy Bot	GNU C++11	brute force implementation *1200	Dec/30/2017 03:10
51	B - A and B and Compilation Errors	GNU C++11	data structures implementation sortings *1100	Dec/22/2017 04:38
50	C - Given Length and Sum of Digits...	GNU C++11	dp greedy implementation *1400	Dec/22/2017 03:28
49	B - Buttons	GNU C++11	implementation math *1000	Dec/22/2017 01:37
48	C - Registration System	GNU C++11	data structures hashing implementation *1300	Dec/22/2017 00:41
47	B - Drinks	GNU C++	implementation math *800	Dec/22/2017 00:07
46	A - Shortest path of the king	GNU C++11	greedy shortest paths *1000	Dec/09/2017 01:41
45	A - Train and Peter	GNU C++11	strings *1200	Dec/05/2017 02:04
44	B - Chtholly's request	GNU C++11	brute force *1300	Dec/02/2017 23:26
43	A - Scarborough Fair	GNU C++11	implementation *800	Dec/02/2017 20:14
42	A - Santa Claus and a Place in a Class	GNU C++	implementation math *800	Nov/28/2017 00:49
41	B - Divisiblity of Differences	GNU C++11	implementation math number theory *1300	Nov/28/2017 00:48
40	B - Queries about less or equal elements	GNU C++11	binary search data structures sortings two pointers *1300	Nov/28/2017 00:46
39	B - Vanya and Food Processor	GNU C++11	implementation math *1400	Nov/28/2017 00:37
38	A - Nicholas and Permutation	GNU C++11	constructive algorithms implementation *800	Nov/27/2017 23:20
37	B - Anton and Classes	GNU C++11	greedy sortings *1100	Nov/27/2017 23:14
36	A - Pizza Separation	GNU C++11	brute force implementation *1200	Nov/27/2017 03:31
35	C - Anton and Fairy Tale	GNU C++11	binary search math *1600	Nov/27/2017 03:10
34	B - Karen and Coffee	GNU C++11	binary search data structures implementation *1400	Nov/27/2017 02:18
33	C - Rumor	GNU C++11	dfs and similar graphs greedy *1300	Nov/24/2017 23:33
32	B - Beautiful Divisors	GNU C++11	brute force implementation *1000	Nov/24/2017 23:31
31	A - Chess For Three	GNU C++11	implementation *900	Nov/24/2017 23:30
30	C - Marco and GCD Sequence	GNU C++11	constructive algorithms math *1900	Nov/20/2017 03:17
29	A - QAQ	GNU C++11	brute force dp *800	Nov/19/2017 20:50
28	B - Wrath	GNU C++11	greedy implementation two pointers *1200	Nov/18/2017 22:08
27	A - Greed	GNU C++11	greedy implementation *900	Nov/17/2017 20:57
26	A - ACM ICPC	GNU C++11	brute force *1000	Nov/13/2017 09:30
25	A - Keyboard	GNU C++11	implementation *900	Oct/31/2017 16:37
24	B - Taxi	GNU C++11	*special problem greedy implementation *1100	Oct/31/2017 15:33
23	B - Balanced Substring	GNU C++11	dp implementation *1500	Oct/19/2017 15:26
22	B - Cutting Carrot	GNU C++11	geometry math *1200	Oct/15/2017 02:14
21	A - Mahmoud and Ehab and the MEX	GNU C++11	greedy implementation *1000	Sep/20/2017 23:09
20	B - Spreadsheet	GNU C++11	implementation math *1600	Sep/01/2017 06:00
19	A - Theatre Square	GNU C++11	math *1000	Aug/29/2017 15:15
18	A - Fake NP	GNU C++11	greedy math *1000	Jul/27/2017 17:01
17	B - Qualifying Contest	GNU C++11	constructive algorithms sortings *1300	Jul/27/2017 16:12
16	A - Team	GNU C11	brute force greedy *800	Jul/27/2017 13:30
15	A - Bit++	GNU C11	implementation *800	Jul/27/2017 13:30
14	A - Next Round	GNU C11	*special problem implementation *800	Jul/27/2017 13:29
13	A - Petya and Strings	GNU C11	implementation strings *800	Jul/27/2017 13:28
12	A - String Task	GNU C11	implementation strings *1000	Jul/27/2017 13:28
11	A - Football	GNU C11	implementation strings *900	Jul/27/2017 13:27
10	A - Way Too Long Words	GNU C11	strings *800	Jul/27/2017 13:26
9	A - Domino piling	GNU C11	greedy math *800	Jul/27/2017 13:25
8	A - Watermelon	GNU C11	brute force math *800	Jul/27/2017 13:23
7	C - Lucky Numbers	GNU C	combinatorics math *1100	Jul/27/2017 12:02
6	A - Grasshopper And the String	GNU C	implementation *1000	Jul/27/2017 11:46
5	A - Patrick and Shopping	GNU C	implementation *800	Jul/27/2017 11:44
4	A - Vanya and Fence	GNU C	implementation *800	Jul/27/2017 11:42
3	A - Initial Bet	GNU C	implementation *1100	Jul/27/2017 11:41
2	A - Hulk	GNU C	implementation *800	Jul/27/2017 11:40
1	C - pushpush	C (GCC 5.4.1)	AtCoder *300	Jul/02/2017 11:31