摘要：
Problem Description There are N points in total. Every point moves in certain direction and certain speed. We want to know at what time that the largest distance between any two points would be minimu... 阅读全文
posted @ 2013-09-12 21:25
1002liu
阅读(254)
评论(0)
推荐(0)
浙公网安备 33010602011771号