Mar 3, 2026
[Medium] 208. Implement Trie (Prefix Tree)
leetcodemediumtriedata-structure
Mar 3, 2026
[Medium] 1804. Implement Trie II (Prefix Tree)
leetcodemediumtriedata-structure
Mar 3, 2026
[Medium] 1344. Angle Between Hands of a Clock
leetcodemediummathgeometry
Mar 3, 2026
[Easy] 1275. Find Winner on a Tic Tac Toe Game
leetcodeeasyarraysimulation
Mar 2, 2026
[Medium] 621. Task Scheduler
leetcodemediumgreedycounting
Mar 2, 2026
[Hard] 358. Rearrange String k Distance Apart
leetcodehardstringheapgreedy
Mar 1, 2026
[Medium] 80. Remove Duplicates from Sorted Array II
leetcodemediumarraytwo-pointers
Feb 28, 2026
[Medium] 61. Rotate List
leetcodemediumlinked-listpython
Feb 27, 2026
[Medium] 187. Repeated DNA Sequences
leetcodemediumstringhashingsliding-windowbit-manipulation
Feb 18, 2026
Given a positive integer n, generate an n × n matrix filled with elements from 1 to n² in spiral order (clockwise).
leetcodemediummatrixsimulation