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Problem Description 又到了选课的时间了,xhd看着选课表发呆,为了想让下一学期好过点,他想知道学n个学分共有多少组合。你来帮帮他吧。(xhd认为一样学分的课没区别) Input输入数据的第一行是一个数据T,表示有T组数据。每组数据的第一行是两个整数n(1 <= n <= 40), 阅读全文
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Problem Description People in Silverland use square coins. Not only they have square shapes but also their values are square numbers. Coins with value 阅读全文
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https://blog.csdn.net/bjrxyz/article/details/8123821 阅读全文
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暴力解 母函数解 https://blog.csdn.net/valieli/article/details/53049939 阅读全文
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A. Free Cash time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output A. Free Cash time limit per 阅读全文
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B. Sereja and Suffixes time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output B. Sereja and Suff 阅读全文
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A. Cinema Line time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output A. Cinema Line time limit 阅读全文
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A. Wrong Subtraction time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Wrong Subtraction 阅读全文
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A. The number of positions time limit per test 0.5 second memory limit per test 256 megabytes input standard input output standard output A. The numbe 阅读全文
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RPG的错排 时间限制:1000/1000 MS(Java / Others)内存限制:32768/32768 K(Java / Others)总提交内容:16421接受的提交内容:6670 问题描述 今年暑假杭电ACM集训队第一次组成女生队,其中有一队叫RPG,但做为集训队成员之一的野骆驼竟然不知 阅读全文