摘要: 题目描述 The famous ACM (Advanced Computer Maker) Company has rented a floor of a building whose shape is in the following figure. The floor has 200 rooms each on the north side and south side along t... 阅读全文
posted @ 2016-03-26 19:57 Pic 阅读(179) 评论(0) 推荐(0) 编辑