2012年10月21日
USACO section 3.1 Contact(AC自动机)
摘要： ContactIOI'98 The cows have developed a new interest in scanning the universe outside their farm with radiotelescopes. Recently, they noticed a very curious microwave pulsing emission sent right from the centre of the galaxy. They wish to know if the emission is transmitted by some extraterrestr 阅读全文
posted @ 2012-10-21 21:08 剑不飞 阅读(197) 评论(0) 推荐(0)