Leetcode-Progress

"Solving problems and documenting my progress."

LeetCode Topics

Array

0004-median-of-two-sorted-arrays
0011-container-with-most-water
0026-remove-duplicates-from-sorted-array
0031-next-permutation
0034-find-first-and-last-position-of-element-in-sorted-array
0047-permutations-ii
0054-spiral-matrix
0078-subsets
0118-pascals-triangle
0560-subarray-sum-equals-k
0739-daily-temperatures
0907-koko-eating-bananas
0954-maximum-sum-circular-subarray
1001-n-repeated-element-in-size-2n-array
1034-subarrays-with-k-different-integers
1408-find-the-smallest-divisor-given-a-threshold
1605-minimum-number-of-days-to-make-m-bouquets
1646-kth-missing-positive-number
1878-check-if-array-is-sorted-and-rotated
1927-maximum-ascending-subarray-sum
2188-minimized-maximum-of-products-distributed-to-any-store
2551-apply-operations-to-an-array
2614-maximum-count-of-positive-integer-and-negative-integer
2707-merge-two-2d-arrays-by-summing-values
3221-find-the-peaks
3764-maximum-sum-with-at-most-k-elements

Hash Table

0141-linked-list-cycle
0560-subarray-sum-equals-k
1001-n-repeated-element-in-size-2n-array
1034-subarrays-with-k-different-integers
2707-merge-two-2d-arrays-by-summing-values

Sliding Window

1034-subarrays-with-k-different-integers

Counting

1034-subarrays-with-k-different-integers
2614-maximum-count-of-positive-integer-and-negative-integer

Dynamic Programming

0118-pascals-triangle
0954-maximum-sum-circular-subarray

String

0812-rotate-string
2128-reverse-prefix-of-word
3451-string-compression-iii
3636-check-balanced-string

String Matching

0812-rotate-string

Binary Search

0004-median-of-two-sorted-arrays
0034-find-first-and-last-position-of-element-in-sorted-array
0907-koko-eating-bananas
1408-find-the-smallest-divisor-given-a-threshold
1605-minimum-number-of-days-to-make-m-bouquets
1646-kth-missing-positive-number
2188-minimized-maximum-of-products-distributed-to-any-store
2614-maximum-count-of-positive-integer-and-negative-integer

Two Pointers

0011-container-with-most-water
0026-remove-duplicates-from-sorted-array
0031-next-permutation
0141-linked-list-cycle
0234-palindrome-linked-list
0528-swapping-nodes-in-a-linked-list
2128-reverse-prefix-of-word
2551-apply-operations-to-an-array
2707-merge-two-2d-arrays-by-summing-values

Greedy

0011-container-with-most-water
2188-minimized-maximum-of-products-distributed-to-any-store
3764-maximum-sum-with-at-most-k-elements

Divide and Conquer

0004-median-of-two-sorted-arrays
0954-maximum-sum-circular-subarray

Queue

0954-maximum-sum-circular-subarray

Monotonic Queue

0954-maximum-sum-circular-subarray

Enumeration

3221-find-the-peaks

Matrix

0054-spiral-matrix
3764-maximum-sum-with-at-most-k-elements

Simulation

0054-spiral-matrix
2551-apply-operations-to-an-array

Prefix Sum

0560-subarray-sum-equals-k

Linked List

0002-add-two-numbers
0021-merge-two-sorted-lists
0141-linked-list-cycle
0234-palindrome-linked-list
0528-swapping-nodes-in-a-linked-list

Stack

0234-palindrome-linked-list
0739-daily-temperatures
2128-reverse-prefix-of-word

Recursion

0002-add-two-numbers
0021-merge-two-sorted-lists
0234-palindrome-linked-list

Math

0002-add-two-numbers
1889-check-if-number-is-a-sum-of-powers-of-three

Monotonic Stack

0739-daily-temperatures

Backtracking

0047-permutations-ii
0078-subsets

Bit Manipulation

0078-subsets

Sorting

0047-permutations-ii
3764-maximum-sum-with-at-most-k-elements

Heap (Priority Queue)

3764-maximum-sum-with-at-most-k-elements