Leetcode

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

LeetCode Topics

Hash Table

0041-first-missing-positive
0242-valid-anagram

String

0242-valid-anagram
0345-reverse-vowels-of-a-string

Sorting

0047-permutations-ii
0242-valid-anagram

Stack

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

Tree

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

Two Pointers

0345-reverse-vowels-of-a-string

Array

0041-first-missing-positive
0046-permutations
0047-permutations-ii
0154-find-minimum-in-rotated-sorted-array-ii

Binary Search

0154-find-minimum-in-rotated-sorted-array-ii

Math

0060-permutation-sequence
0342-power-of-four
1448-maximum-69-number

Bit Manipulation

0342-power-of-four

Recursion

0060-permutation-sequence
0342-power-of-four

Greedy

1448-maximum-69-number

Backtracking

0046-permutations
0047-permutations-ii