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1351. Count Negative Numbers in a Sorted Matrix
Given a m * n matrix grid which is sorted in non-increasing order both row-wise and column-wise. Return the number of negative numbers in grid. Exampl ...
分类:其他好文   时间:2020-02-18 13:04:04    阅读次数:75
62. Unique Paths
A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either down or right at any p ...
分类:其他好文   时间:2020-02-17 22:33:36    阅读次数:99
欧拉计划第11题题解
Largest product in a grid In the 20×20 grid below, four numbers along a diagonal line have been marked in red. 08 02 22 97 38 15 00 40 00 75 04 05 07 ...
分类:其他好文   时间:2020-02-17 19:50:33    阅读次数:116
Maze
Pavel loves grid mazes. A grid maze is an n?×?m rectangle maze where each cell is either empty, or is a wall. You can go from one cell to another only ...
分类:其他好文   时间:2020-02-17 12:32:11    阅读次数:113
0216 317题复盘
王者之心,金汤玉固,藏污纳垢,豁达快意 #include<bits/bits/stdc++.h> using namespace std; class Solution { public: int shortestDistance(vector<vector<int>>& grid) { //res ...
分类:其他好文   时间:2020-02-17 00:42:31    阅读次数:61
leetcode1351
1 import bisect 2 class Solution: 3 def countNegatives(self, grid: 'List[List[int]]') -> int: 4 m = len(grid) 5 n = len(grid[0]) 6 sums = 0 7 for i in ...
分类:其他好文   时间:2020-02-16 15:03:10    阅读次数:69
wpf Grid布局
Grid的意思是网格,使用网格布局时候需要先确定行数列数 Grid.ColumnDefinitions 表示Grid的列指定列时候需要指定列的宽度(width) Grid.RowDefinitions 表示Grid的行指定行的时候需要指定行的高度(Height) 指定行高度或者列宽度时候可以使用三种 ...
分类:Windows程序   时间:2020-02-16 13:18:19    阅读次数:78
wpf Border 边框
<Border Grid.Row="0" Grid.Column="0" BorderBrush="AntiqueWhite" BorderThickness="5"></Border> 上面代码的意思是给Grid第1行第一列添加一个颜色为AntiqueWhite,四边的宽度都是5的边框 Borde ...
分类:Windows程序   时间:2020-02-16 12:45:20    阅读次数:300
leetcode200 Number of Islands
1 """ 2 Given a 2d grid map of '1's (land) and '0's (water), count the number of islands. An island is surrounded by water and is formed by connecting ...
分类:其他好文   时间:2020-02-15 23:28:19    阅读次数:68
Android Studio(3)
1、控制UI界面的方法: ①、使用XML文件控制界面:在res的layout目录下编写XML布局文件;在Activity中使用Java代码显示XML文件中布局的内容。(SetContentView(R.layout.activity_main)) ②、在Java代码中控制布局文件:布局代码:a.创建 ...
分类:移动开发   时间:2020-02-14 20:34:09    阅读次数:74
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