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题解 | #字符串的排列#

import java.util.*; public class Solution { public ArrayList<String> Permutation(String str) { ArrayList<String> res = new Arr...

DFS 全排列

2021-09-06

0 378

题解 | #迷宫问题#

import java.io.*; import java.util.*; class Point{ int x; int y; Point(int x,int y){ this.x = x; this.y = y; } } pu...

DFS Java

2021-04-13

1 696

拆分词句II

import java.util.*; public class Solution { public ArrayList<String> wordBreak(String s, Set<String> dict) { ArrayList<Str...

DFS Java

2021-03-28

0 518