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官方数据一道门不可能出现多次

Posted by Formiko at 2015-10-29 13:05:22 on Problem 2157
In Reply To:变态啊,一道门可能出现多次!!! Posted by:erex at 2009-07-31 16:57:11
1.根据题意,一道门不可能出现出现多次
2.吾的AC程序没有考虑一道门出现多次的情况却AC了
3.为了避免数据太弱的情况,修改AC程序,在预处理的时候,如果发现一道门有多个,就输出乱码,结果程序还是AC了,说明官方数据是没有一道门出现多次的。

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