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北京大学《ACM/ICPC大学生程序设计竞赛训练》暑期课面向全球招生!

确实有问题,从左往右WA,从右往左AC

Posted by swust20064469 at 2009-09-19 21:20:28 on Problem 3279
In Reply To:貌似题目里定义的字典序有点问题 Posted by:Felicia at 2007-12-24 21:12:17


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