Given an m * n matrix M initialized with all 0's and several update operations. Operations are represented by a 2D array, and each operation is represented by an array with two positive integers a and b, which means M[i][j] should be added by one for…

problem 598. Range Addition II 题意: 第一感觉就是最小的行和列的乘积即是最后结果. class Solution { public: int maxCount(int m, int n, vector<vector<int>>& ops) { for(auto op : ops) { m = min(m, op[]); n = min(n, op[]); } return m*n; } }; 参考 1. Leetcode_easy_598.…

Given an m * n matrix M initialized with all 0's and several update operations. Operations are represented by a 2D array, and each operation is represented by an array with two positive integers a and b, which means M[i][j] should be added by one for…

题目: Given an m * n matrix M initialized with all 0's and several update operations. Operations are represented by a 2D array, and each operation is represented by an array with two positive integers a and b, which means M[i][j] should be added by one…

［抄题］: Given an m * n matrix M initialized with all 0's and several update operations. Operations are represented by a 2D array, and each operation is represented by an array with two positive integers a and b, which means M[i][j] should be added by o…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 题目地址:https://leetcode.com/problems/range-addition-ii/description/ 题目描述 Given an m * n matrix M initialized with all 0's and several update operations. Operations are represe…

Given an m * n matrix M initialized with all 0's and several update operations. Operations are represented by a 2D array, and each operation is represented by an array with two positive integers a and b, which means M[i][j] should be added by one for…

You are given an m x n matrix M initialized with all 0's and an array of operations ops, where ops[i] = [ai, bi] means M[x][y] should be incremented by one for all 0 <= x < ai and 0 <= y < bi. Count and return the number of maximum integers in…

Given an m * n matrixMinitialized with all0's and several update operations. Operations are represented by a 2D array, and each operation is represented by an array with twopositiveintegersaandb, which meansM[i][j]should beadded by onefor all0 <= i <…

Given a string and an integer k, you need to reverse the first k characters for every 2k characters counting from the start of the string. If there are less than k characters left, reverse all of them. If there are less than 2k but greater than or eq…