摘要：
Farmer John went to cut some wood and left N (2 ≤ N ≤ 100,000) cows eating the grass, as usual. When he returned, he found to his horror that the clus 阅读全文
posted @ 2017-11-12 20:51
Zireael
阅读(181)
评论(0)
推荐(0)
摘要：
King Mercer is the king of ACM kingdom. There are one capital and some cities in his kingdom. Amazingly, there are no roads in the kingdom now. Recent 阅读全文
posted @ 2017-11-12 17:34
Zireael
阅读(222)
评论(0)
推荐(0)
摘要：
Data mining huge data sets can be a painful and long lasting process if we are not aware of tiny patterns existing within those data sets. One reputab 阅读全文
posted @ 2017-11-12 13:39
Zireael
阅读(160)
评论(0)
推荐(0)
摘要：
Problem Description A permutation p1,p2,...,pn of 1,2,...,n is called a lucky permutation if and only if pi≡0(mod|pi−pi−2|) for i=3...n. Now you need 阅读全文
posted @ 2017-11-12 09:32
Zireael
阅读(763)
评论(0)
推荐(0)
浙公网安备 33010602011771号