摘要: The sequence of integers a1,a2,…,ak is called a good array if a1=k−1 and a1>0. For example, the sequences [3,−1,44,0],[1,−99] are good arrays, and the 阅读全文
posted @ 2018-07-01 08:46 楼主好菜啊 阅读(202) 评论(0) 推荐(0)