LeetCode

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

LeetCode Topics

String

0013-roman-to-integer
0014-longest-common-prefix
0028-find-the-index-of-the-first-occurrence-in-a-string
1146-greatest-common-divisor-of-strings
1894-merge-strings-alternately
3618-find-the-original-typed-string-ii

Dynamic Programming

2882-ways-to-express-an-integer-as-sum-of-powers
3618-find-the-original-typed-string-ii

Prefix Sum

3618-find-the-original-typed-string-ii

Math

0002-add-two-numbers
0013-roman-to-integer
0231-power-of-two
1146-greatest-common-divisor-of-strings
3600-find-the-k-th-character-in-string-game-i
3601-find-the-k-th-character-in-string-game-ii

Bit Manipulation

0231-power-of-two
2400-minimum-score-after-removals-on-a-tree
2503-longest-subarray-with-maximum-bitwise-and
3600-find-the-k-th-character-in-string-game-i
3601-find-the-k-th-character-in-string-game-ii

Recursion

0002-add-two-numbers
0231-power-of-two
3600-find-the-k-th-character-in-string-game-i
3601-find-the-k-th-character-in-string-game-ii

Simulation

3600-find-the-k-th-character-in-string-game-i
3790-fruits-into-baskets-ii

Array

0014-longest-common-prefix
0940-fruit-into-baskets
1528-kids-with-the-greatest-number-of-candies
2400-minimum-score-after-removals-on-a-tree
2503-longest-subarray-with-maximum-bitwise-and
3790-fruits-into-baskets-ii
3791-fruits-into-baskets-iii

Brainteaser

2503-longest-subarray-with-maximum-bitwise-and

Hash Table

0013-roman-to-integer
0940-fruit-into-baskets

Linked List

0002-add-two-numbers

Trie

0014-longest-common-prefix

Two Pointers

0028-find-the-index-of-the-first-occurrence-in-a-string
1894-merge-strings-alternately

String Matching

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

Sliding Window

0940-fruit-into-baskets

Binary Search

3790-fruits-into-baskets-ii
3791-fruits-into-baskets-iii

Segment Tree

3790-fruits-into-baskets-ii
3791-fruits-into-baskets-iii

Ordered Set

3790-fruits-into-baskets-ii
3791-fruits-into-baskets-iii

Tree

2400-minimum-score-after-removals-on-a-tree

Depth-First Search

2400-minimum-score-after-removals-on-a-tree