[抄题]: Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in-place. Example 1: Input: [ [1,1,1], [1,0,1], [1,1,1] ] Output: [ [1,0,1], [0,0,0], [1,0,1] ] [暴力解法]: 时间分析: 空间分析: [优化后]: 时间分析: 空间分析: [奇葩输出条件]: [奇葩
1.intel CPU 一.找到HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Msahci,“Start”项值改为“0”. 二.重启,进入bios,将IDE模式改为ahci(或SATA MODE---enable) 三.进入系统后,将提示发现新设备,自动安装后根据提示重启即可 特别提示:如若第一步操作失误,那么进行“第二步”后就就会出现蓝屏并自动重启不能进入系统. 2.AMD CPU 1.首先去AMD網站抓RAID Driver 與 A
Round Numbers Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 8590 Accepted: 3003 Description The cows, as you know, have no fingers or thumbs and thus are unable to play Scissors, Paper, Stone' (also known as 'Rock, Paper, Scissors',