Backtracking

Apr
03
2024
0

Daily Question – 79. Word Search

Description: https://leetcode.com/problems/word-search/description/?envType=daily-question&envId=2024-04-03 Notes: BFS and backtracking. Using a boolean 2-D array to reserve the status of...

Feb
15
2024
0

17. Letter Combinations of a Phone Number

Use backtracking to brute force find all solutions.