摘要：
时间限制: 2000 MS 内存限制: 65535 MB 问题描述 There is a dice with N sides, which are numbered from 1,2,...,n and have the equal possibility to show up when one rolls a dice. Each side has an integer Ai o... 阅读全文
摘要：
One day, Implus gets interested in binary addition and binary carry. He will transfer all decimal digits to binary digits to make the addition. Not as 阅读全文
摘要：
In the year 3013, it has been 1000 years since the previous predicted rapture. However, the Maya will not play a joke any more and the Rapture finally 阅读全文