摘要: CF 768B题意:In each operation Sam must remove any element x, such that x>1, from the list and insert at the same position x/2,x%2,x/2 sequentially. He m 阅读全文
posted @ 2019-09-30 09:25 神犇(shenben) 阅读(314) 评论(0) 推荐(0) 编辑