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Re:这神题(像LS所说)只有写错了才能A。。。。。。无语 一整天搭进去了

Posted by 1106100214 at 2012-07-23 06:51:28 on Problem 2528
In Reply To:Re:这神题(像LS所说)只有写错了才能A。。。。。。无语 一整天搭进去了 Posted by:hanfei19910905 at 2012-05-31 19:25:59
> 为毛要+2呢....
两个离散点之间多插入一个点才能真正“离散”,否则原本不连续的也给弄连续了就。

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