LITTLE SHOP OF FLOWERS Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 19457 Accepted: 8966 Description You want to arrange the window of y ...
分类：
其他好文 时间：
2017-08-13 18:07:08
阅读次数：
189
右值引用是C++11 引入的新特性。它解决了两类问题：实现移动语义和完美转发。本文大绝大部分内容，来自于文章：http://kuring.me/post/cpp11_right_reference/ 一：左值（lvalue）和右值（rvalue） 最初，在C中，左值和右值的定义如下：左值，是一个可以 ...
分类：
编程语言 时间：
2017-08-07 22:03:13
阅读次数：
203
487-3279 Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 294197 Accepted: 52694 Description Businesses like to have memorable telephone num ...
分类：
其他好文 时间：
2017-08-07 17:41:08
阅读次数：
209
传送门 Description A company has n employees numbered from 1 to n. Each employee either has no immediate manager or exactly one immediate manager, who is ...
分类：
其他好文 时间：
2017-08-05 18:48:04
阅读次数：
325
Let's call the roundness of the number the number of zeros to which it ends. You have an array of n numbers. You need to choose a subset of exactly k ...
分类：
其他好文 时间：
2017-08-05 16:02:28
阅读次数：
181
The cows are trying to become better athletes, so Bessie is running on a track for exactly N (1 ≤ N ≤ 10,000) minutes. During each minute, she can cho ...
分类：
其他好文 时间：
2017-08-05 09:59:39
阅读次数：
150
Mr Wang wants some boys to help him with a project. Because the project is rather complex, the more boys come, the better it will be. Of course there ...
分类：
其他好文 时间：
2017-08-02 23:42:03
阅读次数：
321
For a positive integer N, the digit-sum of N is defined as the sum of N itself and its digits. When M is the digitsum of N, we call N a generator of M ...
分类：
其他好文 时间：
2017-08-02 15:35:45
阅读次数：
184
D. Mike and distribution 构造法 798D - Mike and distribution In the beginning, it's quite easy to notice that the condition " 2·(ap1?+?...?+?apk) is grea ...
分类：
其他好文 时间：
2017-08-02 00:28:26
阅读次数：
181
There is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on a black tile. From a tile, he c ...
分类：
其他好文 时间：
2017-07-31 20:44:58
阅读次数：
166
