原题链接：http://poj.org/problem?id=3928我的链接：http://acm.hust.edu.cn/vjudge/contest/view.action?cid=20357#problem/APing pongTime Limit:1000MSMemory Limit:65536KTotal Submissions:1215Accepted:452DescriptionN(3<=N<=20000) ping pong players live along a west-east street(consider the street as a line se Read More