以下为个人实现(C++,25ms): class Solution { public: int maximalSquare(vector<vector<char>>& matrix) { int row = matrix.size(); int max_a = 0; for (int i = 0; i < row; i++) { int col = matrix[i].size(); for (int j = 0; j
Can you solve this real interview question? Maximal Square - Given an m x n binary matrix filled with 0's and 1's, find the largest square containing only 1's and return its area. Example 1: [https://assets.leetcode.com/uploads/2020/11/26/max1grid.j
在LeetCode 221题中,如何定义状态转移方程? 题目: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 Given a 2D binary matrix filled with 0's and 1's, find the largest square containing all 1's and return its area. For example, given the following matrix: 1 0 1 0 0 1 0 1 1 1 1...
边长用dp很好求,这题其实跟前面有道dp问题很像,以后有时间找出来,先贴下代码: 1classSolution {2public:3intmaximalSquare(vector<vector<char>>&matrix) {4if(!matrix.size()||!matrix[0].size())return0;5vector<vector<int>>dp(matrix.size(), vector<int>(matrix[0].size(),0));6intmaxVal =0;...
leetcode 221. Maximal Square leetcode221.MaximalSquare给定一个元素只有0或1的matrix,寻找其中由1组成的最大正方形的面积。 采用动态规划解题。 dp[i][j]表示以i,j为右下角的值为1的最大正方形的边长。 于是对于matrix[i][j] ==0, 有dp[i][j] ==0对于matrix[i][j] ==1, 有dp[i][j] =min...
【Leetcode】Maximal Square https://leetcode.com/problems/maximal-square/ 题目: Given a 2D binary matrix filled with 0's and 1's, find the largest square containing all 1's and return its area. For example, given the following matrix:...
[LeetCode]Maximal Square Question Given a 2D binary matrix filled with 0’s and 1’s, find the largest square containing only 1’s and return its area. For example, given the following matrix: 1 0 1 0 0 1 0 1 1 1 1 1 1 1 1...
leetcode.com/problems/maximal-square/ // class Solution { // public: // int maximalSquare(vector<vector<char>>& matrix) { // if(matrix.empty()) return 0; // int M=matrix.size(), N=matrix[0].size(); // vector<vector<int> > dp(M, vector<int>(N, 0)); // int len=0...
[Leetcode] Maximal Square 最大正方形 Maximal Square Given a 2D binary matrix filled with 0's and 1's, find the largest square containing all 1's and return its area. For example, given the following matrix: 1 0 1 0 0 1 0 1 1 1...
leetcode 221. Maximal Square leetcode 221. Maximal Square 给定一个元素只有0或1的matrix,寻找其中由1组成的最大正方形的面积。 采用动态规划解题。 dp[i][j]表示以i,j为右下角的值为1的最大正方形的边长。 于是对于matrix[i][j] == 0, 有dp[i][j] == 0 对于matrix[i][j] == 1, 有dp...