摘要: 题目Protecting the Flowers Time Limit: 2000MS Memory Limit: 65536KDescriptionFarmer John went to cut some wood and left N (2 ≤ N ≤ 100,000)... 阅读全文
posted @ 2017-07-14 09:21 ∑∞ 阅读(250) 评论(0) 推荐(0)