poj3259 Wormholes
摘要：
Description While exploring his many farms, Farmer John has discovered a number of amazing wormholes. A wormhole is very peculiar because it is a o... 阅读全文
posted @ 2014-08-14 09:44 胖胖的乓乓 阅读(123) 评论(0) 推荐(0) 编辑
