摘要：
http://www.lydsy.com/JudgeOnline/problem.php?id=3809题意：n个元素（1#include #include #include #include #include #include #include #include #include using na... 阅读全文
摘要：
http://www.lydsy.com/JudgeOnline/problem.php?id=1018题意：有2行，每行有c(c#include #include #include #include #include #include #include #include using namespa... 阅读全文