摘要: HDU 5572 An Easy Physics Problem (计算几何) 题目链接 "http://acm.hdu.edu.cn/showproblem.php?pid=5572" Description On an infinite smooth table, there's a big r 阅读全文
posted @ 2016-10-31 22:59 Thecoollight 阅读(208) 评论(0) 推荐(0) 编辑