Longest Common Prefix

LC 14 · 32 modes

Degree of an Array

LC 697 · 16 modes

Two Sum

LC 1 · 263 modes

Design Hit Counter

LC 362 · 16 modes

Insert Delete GetRandom O(1)

LC 380 · 21 modes

Pairs of Songs With Total Durations Divisible by 60

LC 1010 · 16 modes

Group Anagrams

LC 49 · 255 modes

Product of Array Except Self

LC 238 · 248 modes

Longest Consecutive Sequence

LC 128 · 258 modes

3Sum

LC 15 · 257 modes

Trapping Rain Water

LC 42 · 256 modes

Best Time to Buy And Sell Stock

LC 121 · 262 modes

Minimum Window Substring

LC 76 · 249 modes

Valid Parentheses

LC 20 · 260 modes

Asteroid Collision

LC 735 · 28 modes

Min Stack

LC 155 · 245 modes

Find First and Last Position of Element in Sorted Array

LC 34 · 24 modes

Search In Rotated Sorted Array

LC 33 · 249 modes

Median of Two Sorted Arrays

LC 4 · 250 modes

Reverse Linked List

LC 206 · 253 modes

Merge Two Sorted Lists

LC 21 · 244 modes

Linked List Cycle

LC 141 · 240 modes

Copy List With Random Pointer

LC 138 · 239 modes

LRU Cache

LC 146 · 243 modes

Symmetric Tree

LC 101 · 19 modes

Lowest Common Ancestor of a Binary Tree

LC 236 · 13 modes

Validate Binary Search Tree

LC 98 · 251 modes

Last Stone Weight

LC 1046 · 247 modes

K Closest Points to Origin

LC 973 · 242 modes

Special Binary String

LC 761 · 16 modes

Number of Islands

LC 200 · 254 modes

Divisor Game

LC 1025 · 10 modes

Maximum Subarray

LC 53 · 260 modes

Combination Sum IV

LC 377 · 21 modes

Coin Change

LC 322 · 255 modes

Maximum Number of Events That Can Be Attended

LC 1353 · 16 modes

Merge Intervals

LC 56 · 254 modes

Meeting Rooms II

LC 253 · 239 modes

Spiral Matrix

LC 54 · 243 modes

Integer to English Words

LC 273 · 16 modes

Consecutive Numbers Sum

LC 829 · 16 modes