2017年3月30日
1051 Pop Sequence
摘要： Given a stack which can keep M numbers at most. Push N numbers in the order of 1, 2, 3, ..., N and pop randomly. You are supposed to tell if a given s 阅读全文
posted @ 2017-03-30 17:33 yclzju 阅读(234) 评论(0) 推荐(0) 编辑