喜刷刷

Palindrome Partitioning I Given a string  s , partition  s  such that every substring of the partition is a palindrome. Return all poss...

Given a 2D board containing  'X'  and  'O' , capture all regions surrounded by  'X' . A region is captured by fli...

Word Break I Given a string  s  and a dictionary of words  dict , determine if  s  can be segmented into a space-separated sequence of ...

Given a 2D board and a word, find if the word exists in the grid. The word can be constructed from letters of sequentially adjacent cell,...