2018年2月9日
Greedy Gift Takers
摘要： Farmer John's nemesis, Farmer Nhoj, has N cows (1≤N≤105 ), conveniently numbered 1...N .They have unexpectedly turned up at Farmer John's farm, so the 阅读全文
posted @ 2018-02-09 00:19 轻狂上邪 阅读(162) 评论(0) 推荐(0) 编辑