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为什么我看这么久题目还是不明白要求问什么，谁能给我说一下题目吗，谢谢大家

Posted by xming at 2006-12-09 16:44:35 on Problem 3140

Followed by:

删去一棵树的某条边, 使得两棵树的结点数之差最小 (0) sunmoonstar 2006-12-09 16:50:25
- 我WA死了，有什么trick吗？比如说越界？ (0) Sempr 2006-12-09 17:42:36
  - 重写一遍就AC了，诡异啊!!! (0) Sempr 2006-12-09 18:12:18
    - Re:重写一遍就AC了，诡异啊!!! (0) sunmoonstar 2006-12-09 19:04:55
      - orz (0) sunmoonstar 2006-12-09 19:05:01
        寒 (0) Sempr 2006-12-09 19:11:28
        我做的时候WA是因为，用了abs() , 后来发现abs(),只不支持long long的 (0) sas 2006-12-09 19:13:56
        abs是支持long long的…… (0) wywcgs 2006-12-09 20:11:22
        我做的时候WA，不用abs()后便AC了...... (0) those 2008-06-20 00:17:18
- the organizing committee can only afford to set the system up such that there will be only one way to transfer information from one university to another without passing the same university twice. (7) 1083_3 2006-12-09 19:46:14
  - Re:the organizing committee can only afford to set the system up such that there will be only one way to transfer information from one university to another without passing the same university twice. (16) 006794 2006-12-09 19:54:05
    - 是一棵树? 也就是说m=n-1 ? (22) 1083_3 2006-12-09 20:04:24
      - 图论常识 (0) frkstyc 2006-12-09 20:10:17
        那题目给的数据范围不是故意恶心人嘛 (10) 1083_3 2006-12-09 20:18:59
        bingo (16) ArXoR 2006-12-09 20:19:45
        m大是因为有重边 (16) forgotten 2006-12-09 22:45:48
        有重边就不叫树了吧？ (0) MrRight 2006-12-09 22:54:24
        是常识就怎么都不算恶你 (16) frkstyc 2006-12-09 22:57:59
        不过还是恶掉了很多人 (0) cheapwine 2006-12-09 23:43:52
      - 嗯...m的值给的很恶心..... (0) FinalLaugh 2006-12-09 20:30:47
        刚学了种叫"容器"的东西,拿来写这个题,一直WA,哪位好心人能帮我看一下啊 (1330) lxhgww 2006-12-09 20:36:00
        怎么没有人理我啊!WA+CE得哭了,55555555555555555! (1480) lxhgww 2006-12-09 21:25:57
        我也是wa到不行，谁给组数据？ (0) 1083_3 2006-12-09 21:43:19
        inf是不是小了点? (0) ArXoR 2006-12-09 21:46:07
        小吗?有人教我在数字后面加个LL数字就变得很大了啊,我又重新写了一个,这次没用inf,还是WA!(代码见内) (1014) lxhgww 2006-12-09 22:40:19
        LL表示该数为long long类型，值该是多少就是多少 (1138) wywcgs 2006-12-09 22:42:06

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