#include <Seter> - using namespace Orz;
2184: 任意图的匹配
http://www.zybbs.org/JudgeOnline/problem.php?id=2184
RunID | User | Problem | Result | Memory | Time | Language | Code Length | Submit Time |
150752 | Seter | 2184 | Accepted | 824 kb | 40 ms | C/Edit | 1957 B | 2011-09-11 18:06:56 |
【第一次写那么长的题解啊囧……】
Obviously……求出给定图的最大匹配ANS后,有ANS*2个人就满足了,剩余N-ANS*2个人还要找人讲话,于是使得班里最吵的最少说话者对数就是ANS+(N-ANS*2)=N-ANS,于是答案就是N-ANS-1。