Time limit: 3.000 seconds限时3.000秒 Problem问题 In darkest <name of continent/island deleted to prevent offence> lived a tribe called the ``Eeny Meenys''. They got this name from their way of choosing a chief for a year. It appears that a newspaper repo…
这个东西先放在这吧.做过的以后会用#号标示出来 1.burnside定理,polya计数法 这个大家可以看brudildi的<组合数学>,那本书的这一章写的很详细也很容易理解.最好能完全看懂了,理解了再去做题,不要只记个公式. *简单题:(直接用套公式就可以了) pku2409 Let it Bead #http://acm.pku.edu.cn/JudgeOnline/problem?id=2409 pku2154 Color #http://acm.p…
容错声明: ①题目选自https://acm.ecnu.edu.cn/,不再检查题目删改情况 ②所有代码仅代表个人AC提交,不保证解法无误 E0001 A+B Problem First AC: 2017-10-13 Latest Modification: 2018-02-28 #include<bits/stdc++.h> using namespace std; int a,b; int main() { cin>>a>>b; cout<<…