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

LeetCode Topics

Two Pointers

0015-3sum
0028-find-the-index-of-the-first-occurrence-in-a-string
0088-merge-sorted-array
0345-reverse-vowels-of-a-string
0977-squares-of-a-sorted-array

String

0013-roman-to-integer
0014-longest-common-prefix
0020-valid-parentheses
0028-find-the-index-of-the-first-occurrence-in-a-string
0049-group-anagrams
0058-length-of-last-word
0242-valid-anagram
0345-reverse-vowels-of-a-string
0387-first-unique-character-in-a-string
1927-sum-game

Hash Table

0013-roman-to-integer
0049-group-anagrams
0169-majority-element
0217-contains-duplicate
0242-valid-anagram
0387-first-unique-character-in-a-string

Math

0002-add-two-numbers
0013-roman-to-integer
1927-sum-game
3622-check-divisibility-by-digit-sum-and-product

Array

0014-longest-common-prefix
0015-3sum
0049-group-anagrams
0088-merge-sorted-array
0169-majority-element
0217-contains-duplicate
0977-squares-of-a-sorted-array

Divide and Conquer

0169-majority-element

Sorting

0015-3sum
0049-group-anagrams
0088-merge-sorted-array
0169-majority-element
0217-contains-duplicate
0242-valid-anagram
0977-squares-of-a-sorted-array

Counting

0169-majority-element
0387-first-unique-character-in-a-string

Database

0175-combine-two-tables

Linked List

0002-add-two-numbers

Recursion

0002-add-two-numbers

Stack

0020-valid-parentheses

String Matching

0028-find-the-index-of-the-first-occurrence-in-a-string

Queue

0387-first-unique-character-in-a-string

Trie

0014-longest-common-prefix

Greedy

1927-sum-game

Game Theory

1927-sum-game