数据源是一个DataTable,现在我们需要获取这个DataTable的第一行第一列的值.先准备一个数据集,创建一个DataTable,并填充数据: source code: using System; using System.Collections.Generic; using System.Data; using System.Linq; using System.Text; using System.Threading.Tasks; using Insus.NET.Models; nam
从对角考虑 package my_basic.class_3; /** * 从对角开始 */ public class Code_09_FindNumInSortedMatrix { public static boolean isContain(int[][] matrix,int k) { int endR = matrix.length-1; int endC = matrix[0].length - 1; int row = endR; int column = 0; while (ro
Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place. click to show follow up. Follow up: Did you use extra space?A straight forward solution using O(mn) space is probably a bad idea.A simple improvement uses O