2019年1月23日
Computer HDU - 2196
摘要： Computer HDU - 2196 A school bought the first computer some time ago(so this computer's id is 1). During the recent years the school bought N-1 new co 阅读全文
posted @ 2019-01-23 18:49 千摆渡Qbd 阅读(220) 评论(0) 推荐(0)
Terrorist’s destroy HDU - 4679
摘要： Terrorist’s destroy HDU - 4679 There is a city which is built like a tree.A terrorist wants to destroy the city's roads. But now he is alone, he can o 阅读全文
posted @ 2019-01-23 15:31 千摆渡Qbd 阅读(297) 评论(0) 推荐(0)