2021年3月26日
Pop Sequence
摘要： Pop Sequence 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 阅读全文
posted @ 2021-03-26 14:12 onlyblues 阅读(199) 评论(0) 推荐(0)
List Leaves
摘要： List Leaves Given a tree, you are supposed to list all the leaves in the order of top down, and left to right. Input Specification: Each input file co 阅读全文
posted @ 2021-03-26 08:18 onlyblues 阅读(134) 评论(0) 推荐(0)
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