A collection of LeetCode questions to ace the coding interview! - Created using LeetHub v2

LeetCode Topics

Array

0004-median-of-two-sorted-arrays
0011-container-with-most-water
0014-longest-common-prefix
0033-search-in-rotated-sorted-array
0039-combination-sum
0074-search-a-2d-matrix
0153-find-minimum-in-rotated-sorted-array
0162-find-peak-element
0240-search-a-2d-matrix-ii
0410-split-array-largest-sum
0907-koko-eating-bananas
1056-capacity-to-ship-packages-within-d-days
1408-find-the-smallest-divisor-given-a-threshold
1605-minimum-number-of-days-to-make-m-bouquets
1646-kth-missing-positive-number
2047-find-a-peak-element-ii

Two Pointers

0011-container-with-most-water
0019-remove-nth-node-from-end-of-list
0061-rotate-list
0141-linked-list-cycle
0142-linked-list-cycle-ii
0148-sort-list
0151-reverse-words-in-a-string
0160-intersection-of-two-linked-lists
0234-palindrome-linked-list
0908-middle-of-the-linked-list

Greedy

0011-container-with-most-water
0410-split-array-largest-sum
2032-largest-odd-number-in-string

String

0008-string-to-integer-atoi
0014-longest-common-prefix
0022-generate-parentheses
0151-reverse-words-in-a-string
0205-isomorphic-strings
0242-valid-anagram
0451-sort-characters-by-frequency
0812-rotate-string
1737-maximum-nesting-depth-of-the-parentheses
2032-largest-odd-number-in-string

Dynamic Programming

0022-generate-parentheses
0410-split-array-largest-sum

Backtracking

0022-generate-parentheses
0039-combination-sum

Binary Search

0004-median-of-two-sorted-arrays
0033-search-in-rotated-sorted-array
0074-search-a-2d-matrix
0153-find-minimum-in-rotated-sorted-array
0162-find-peak-element
0240-search-a-2d-matrix-ii
0410-split-array-largest-sum
0907-koko-eating-bananas
1056-capacity-to-ship-packages-within-d-days
1408-find-the-smallest-divisor-given-a-threshold
1605-minimum-number-of-days-to-make-m-bouquets
1646-kth-missing-positive-number
2047-find-a-peak-element-ii

Math

0050-powx-n
2032-largest-odd-number-in-string
2050-count-good-numbers

Recursion

0050-powx-n
0206-reverse-linked-list
0234-palindrome-linked-list
2050-count-good-numbers

Prefix Sum

0410-split-array-largest-sum

Matrix

0074-search-a-2d-matrix
0240-search-a-2d-matrix-ii
2047-find-a-peak-element-ii

Divide and Conquer

0004-median-of-two-sorted-arrays
0148-sort-list
0240-search-a-2d-matrix-ii

Linked List

0019-remove-nth-node-from-end-of-list
0061-rotate-list
0141-linked-list-cycle
0142-linked-list-cycle-ii
0148-sort-list
0160-intersection-of-two-linked-lists
0206-reverse-linked-list
0234-palindrome-linked-list
0237-delete-node-in-a-linked-list
0908-middle-of-the-linked-list

Hash Table

0141-linked-list-cycle
0142-linked-list-cycle-ii
0160-intersection-of-two-linked-lists
0205-isomorphic-strings
0242-valid-anagram
0451-sort-characters-by-frequency

Stack

0094-binary-tree-inorder-traversal
0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal
0234-palindrome-linked-list
1737-maximum-nesting-depth-of-the-parentheses

Sorting

0148-sort-list
0242-valid-anagram
0451-sort-characters-by-frequency

Merge Sort

0148-sort-list

Trie

0014-longest-common-prefix

Heap (Priority Queue)

0451-sort-characters-by-frequency

Bucket Sort

0451-sort-characters-by-frequency

Counting

0451-sort-characters-by-frequency

String Matching

0812-rotate-string

Tree

0094-binary-tree-inorder-traversal
0102-binary-tree-level-order-traversal
0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal

Depth-First Search

0094-binary-tree-inorder-traversal
0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal

Binary Tree

0094-binary-tree-inorder-traversal
0102-binary-tree-level-order-traversal
0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal

Breadth-First Search

0102-binary-tree-level-order-traversal