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怎么几个AC了的程序，测试的结果不一样也能AC？纳闷！

• there is exactly one path between any two free blocks. (59) chhung6 2009-09-08 05:17:10
  • Re:there is exactly one path between any two free blocks. (204) jarke 2010-01-10 20:46:01
• 怎么会有这组数据了，大哥！题目意思还没看懂呀！ ----求一条最长的‘.’，因为绳子连接中间，减一即可。 (0) 2008022118 2010-08-24 13:03:46