Problem A Algebraic Teamwork The great pioneers of group theory and linear algebra want to cooperate and join their theories. In group theory, permutations – also known as bijective functions – play an important role. For a finite set A, a function σ…
Teamwork Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 497 Accepted Submission(s): 258 Problem DescriptionSome locations in city A has been destroyed in the fierce battle. So the government decid…
原题链接:http://ac.jobdu.com/problem.php?pid=1525 字符串简单题,注意开有结尾有空格的情况否则pe or wa #include<algorithm> #include<iostream> #include<cstdlib> #include<cstring> #include<cstdio> #include<string> #include<vector> using std::…
Teamwork Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=4494 Description Some locations in city A has been destroyed in the fierce battle. So the government decides to send some workers to repair these location…