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摘要:传送门:http://www.lydsy.com/JudgeOnline/problem.php?id=1724 题目大意: Farmer John想修理牧场栅栏的某些小段。为此,他需要N(1<=N<=20,000)块特定长度的木板,第i块木板的长度为Li(1<=Li<=50,000)。然后,FJ去 阅读全文
posted @ 2016-06-27 17:35 ACist 阅读(383) 评论(0) 推荐(0)