也是CF985G... 容斥+三元环计数 CF数据太弱啦 vis没赋初值-1竟然过了QAQ 所以又调了我半个小时才搞掉QAQ 数数真难QAQ 记得要写#include<vector>!!! Dev给加的奇奇怪怪的编译选项会给你自动填补的!!! QAQ长个记性QAQ #include<cstdio> #include<cmath> #include<algorithm> #include<cstring> #include<vector>…

We Love MOE Girls Time Limit: 1000/500 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 572    Accepted Submission(s): 378 Problem Description Chikami Nanako is a girl living in many different parallel worlds. In this…

有感于Ruby Girls和Python Girls,在15年就想组织一次移动测试的妹子活动,框架选择Appium, 从15年夏天开始准备,申请Google的会议室,招募教练,开放报名,审核报名,到正式活动已经是16年的1月23号了,囧 当天上海还下起了大雪,不过丝毫不影响教练和妹子们的热情,学员20人实到17人. 活动日程表 时间 内容 10:00-10:30 签到 10:30-11:00 致欢迎词,介绍Testerhome和Appium Girls 11:00-12:30 WORKSHOP…

NPY and girls Problem Description NPY's girlfriend blew him out!His honey doesn't love him any more!However, he has so many girlfriend candidates.Because there are too many girls and for the convenience of management, NPY numbered the girls from 1 to…

HDU   3294 Problem Description One day, sailormoon girls are so delighted that they intend to research about palindromic strings. Operation contains two steps:First step: girls will write a long string (only contains lower case) on the paper. For exa…

Girls and Boys Time Limit: 1 Sec  Memory Limit: 256 MB 题目连接 http://poj.org/problem?id=1466 Description In the second year of the university somebody started a study on the romantic relations between the students. The relation "romantically involved&q…

题目传送门 /* 杭电一题(ACM_steps 2.2.4)的升级版,使用到高精度: 这次不是简单的猜出来的了,求的是GCD (n, k) == 1 最大的k(1, n/2): 1. 若n是奇数,则k = (n-1) / 2: 2. 若n是偶数,讨论(n-1)/2 的奇偶性,若不是奇数,则是n/2-2: 详细解释(证明):http://www.xuebuyuan.com/1552889.html */ #include <cstdio> #include <iostream> #i…

Girls and Boys Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5565    Accepted Submission(s): 2481 Problem Descriptionthe second year of the university somebody started a study on the romanti…

A - Chinese Girls' Amusement Time Limit: 2000/1000MS (Java/Others) Memory Limit: 128000/64000KB (Java/Others) SubmitStatus Problem Description       You must have heard that the Chinese culture is quite different from that of Europe or Russia. So som…

Girls' research Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 65535/32768 K (Java/Others)Total Submission(s): 537    Accepted Submission(s): 199 Problem Description One day, sailormoon girls are so delighted that they intend to research abo…