xinyu04

摘要： Given an integer array nums of unique elements, return all possible subsets (the power set). The solution set must not contain duplicate subsets. Retu 阅读全文

摘要： You are given an m x n grid where each cell can have one of three values: 0 representing an empty cell, 1 representing a fresh orange, or 2 representi 阅读全文

摘要： Given an m x n binary matrix mat, return the distance of the nearest 0 for each cell. The distance between two adjacent cells is $1$ Solution 首先将所有的 $ 阅读全文

摘要： A. problem A 点击查看代码 #include<iostream> #include<cstdio> #include<algorithm> #include<cstdlib> #include<cstring> #include<string> #include<cmath> #incl 阅读全文