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题目链接 题解：将每个单词倒置，可以用char数组，然后用空格分隔，这里用的是string和stringstream。 #include <cstdio> #include <iostream> #include <string> #include <sstream> #include <cstri 阅读全文
posted @ 2016-01-26 15:57
ACMSaga
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题目链接 Problem Description We know that some positive integer x can be expressed as x=A^2+B^2(A,B are integers). Take x=10 for example, 10=(-3)^2+1^2.We 阅读全文
posted @ 2016-01-26 15:44
ACMSaga
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题目链接 Problem Description The doggie found a bone in an ancient maze, which fascinated him a lot. However, when he picked it up, the maze began to shak 阅读全文
posted @ 2016-01-26 15:40
ACMSaga
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题目链接 Problem Description Given two integers n and m, count the number of pairs of integers (a,b) such that 0 < a < b < n and (a^2+b^2 +m)/(ab) is an i 阅读全文
posted @ 2016-01-26 15:37
ACMSaga
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