摘要:
<center Final Pan's prime numbers</center 题目连接:http://acm.uestc.edu.cn/ /problem/show/1272 题意给你n,要求你在[4,n]范围内找到一个最大的质数x,使得x 4和x+4也是质数 题解: 数学 只有7是满足的... 阅读全文
posted @ 2015-12-17 18:18
qscqesze
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摘要:
<center Cleaning Shifts</center 题目连接:http://poj.org/problem?id=2376 DescriptionFarmer John is assigning some of his N (1 <= N <= 25,000) cows to do ... 阅读全文
posted @ 2015-12-17 00:12
qscqesze
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