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Description Every summer Vitya comes to visit his grandmother in the countryside. This summer, he got a huge wart. Every grandma knows that one should 阅读全文
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Description ZS the Coder is playing a game. There is a number displayed on the screen and there are two buttons, ' + ' (plus) and '' (square root). In 阅读全文
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Description ZS the Coder loves to read the dictionary. He thinks that a word is nice if there exists a substring (contiguous segment of letters) of it 阅读全文
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Description ZS the Coder is coding on a crazy computer. If you don't type in a word for a c consecutive seconds, everything you typed disappear! More 阅读全文
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链接：http://acm.hdu.edu.cn/showproblem.php?pid=5889 解法：http://blog.csdn.net/u013532224/article/details/46992973 然后改改模版 阅读全文
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链接：http://acm.hdu.edu.cn/showproblem.php?pid=5883 解法：先判断是不是欧拉路，然后枚举 阅读全文
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链接：http://acm.hdu.edu.cn/showproblem.php?pid=5882 解法：一个点必须出度和入度相同就满足题意，所以加上本身就是判断奇偶性 阅读全文
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链接：http://acm.hdu.edu.cn/showproblem.php?pid=5879 解法：我们知道到某个极限之后结果相同，所以找到那个极限，其他保存之后输出就好了 阅读全文
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链接：http://acm.hdu.edu.cn/showproblem.php?pid=5878 解法：先保存，再二分查询~具体http://blog.csdn.net/coder_xia/article/details/6707600 阅读全文
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Description Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, 阅读全文