2018年2月28日
深搜例题1
摘要： Red and Black There is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on a black tile. Fro 阅读全文
posted @ 2018-02-28 17:31 DeSpeRadOoo 阅读(262) 评论(0) 推荐(0)