wyg1997

题目链接：点击打开题目题解： 站在美女的角度，要让小伙输的期望一样，所以设美女出x次正，y次反。 则：Ax-Cy = By - Cx 所以最后得出xy的关系。然后就知道答案等于：（a+3b）/（4a+4b）代码如下：#include <cstdio> #include <cstring> #include <queue> #include <cmath> #include <stack> #i

题目链接：这里写链接内容1215 - Finding LCM PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB LCM is an abbreviation used for Least Common Multiple in Mathematics. We say LCM