2018年8月31日
poj--3669
摘要： Description Bessie hears that an extraordinary meteor shower is coming; reports say that these meteors will crash into earth and destroy anything they 阅读全文
posted @ 2018-08-31 20:51 Hacklover 阅读(389) 评论(0) 推荐(0)
poj--1979 Red and Black
摘要： Description 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. From 阅读全文
posted @ 2018-08-31 09:10 Hacklover 阅读(280) 评论(0) 推荐(0)