2017年4月9日
poj2653线段相交判断
摘要： Stan has n sticks of various length. He throws them one at a time on the floor in a random way. After finishing throwing, Stan tries to find the top s 阅读全文
posted @ 2017-04-09 21:29 walfy 阅读(283) 评论(0) 推荐(0)