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Description I bet, except Fat Brothers, all of you don’t like strange way to show integers , he is really like this way to showing integers: 1 -> ‘A’ 阅读全文
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Description 话说现在猪肉价格这么贵,著名的ACBoy 0068 也开始了养猪生活。说来也奇怪,他养的猪一出生第二天开始就能每天中午生一只小猪,而且生下来的竟然都是母猪。不过光生小猪也不行,0068采用了一个很奇特的办法来管理他的养猪场:对于每头刚出生的小猪,在他生下第二头小猪后立马被杀掉 阅读全文
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Description Give you a lot of positive integers, just to find out how many prime numbers there are. Input There are a lot of cases. In each case, ther 阅读全文
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Description Calculate S(n).S(n)=13+23 +33 +......+n3 . Input Each line will contain one integer N(1 < n < 1000000000). Process to end of file. Output 阅读全文