2015年11月10日
hud 5124 lines(思维 + 离散化)
摘要： http://acm.hdu.edu.cn/showproblem.php?pid=5124linesProblem Description：John has several lines. The lines are covered on the X axis. Let A is a point w... 阅读全文
posted @ 2015-11-10 16:04 午夜阳光~ 阅读(225) 评论(0) 推荐(0)
UVA 11426 GCD - Extreme (II)(欧拉函数打表 + 规律)
摘要： Given the value of N, you will have to find the value of G. The definition of G is given below:Here GCD(i, j) means the greatest common divisor of int... 阅读全文
posted @ 2015-11-10 14:24 午夜阳光~ 阅读(219) 评论(0) 推荐(0)