2017年6月10日
USACO 6.5 Closed Fences
摘要： A closed fence in the plane is a set of non-crossing, connected line segments with N corners (3 < N < 200). The corners or vertices are each distinct 阅读全文
posted @ 2017-06-10 23:36 sigongzi 阅读(428) 评论(0) 推荐(0)