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摘要: Suppose that all the keys in a binary tree are distinct positive integers. A unique binary tree can be determined by a given pair of postorder and ino 阅读全文
posted @ 2018-08-19 18:26 A-Little-Nut 阅读(171) 评论(0) 推荐(0) 编辑
摘要: Some scientists took pictures of thousands of birds in a forest. Assume that all the birds appear in the same picture belong to the same tree. You are 阅读全文
posted @ 2018-08-19 18:21 A-Little-Nut 阅读(220) 评论(0) 推荐(0) 编辑
摘要: British astronomer Eddington liked to ride a bike. It is said that in order to show off his skill, he has even defined an "Eddington number", E that i 阅读全文
posted @ 2018-08-19 18:18 A-Little-Nut 阅读(203) 评论(0) 推荐(0) 编辑
摘要: "Let's C" is a popular and fun programming contest hosted by the College of Computer Science and Technology, Zhejiang University. Since the idea of th 阅读全文
posted @ 2018-08-19 18:12 A-Little-Nut 阅读(281) 评论(0) 推荐(0) 编辑
摘要: A Binary Search Tree (BST) is recursively defined as a binary tree which has the following properties: The left subtree of a node contains only nodes 阅读全文
posted @ 2018-08-19 18:09 A-Little-Nut 阅读(173) 评论(0) 推荐(0) 编辑
摘要: This time, you are supposed to help us collect the data for family owned property. Given each person's family members, and the estate(房产)info under hi 阅读全文
posted @ 2018-08-19 18:07 A-Little-Nut 阅读(185) 评论(0) 推荐(0) 编辑
摘要: Given a set of N ( 1) positive integers, you are supposed to partition them into two disjoint sets A1 and A2 of n1​​ and n​2 numbers, respectively. Le 阅读全文
posted @ 2018-08-19 18:03 A-Little-Nut 阅读(169) 评论(0) 推荐(0) 编辑
摘要: On a broken keyboard, some of the keys are always stucked. So when you type some sentences, the characters corresponding to those keys will appear rep 阅读全文
posted @ 2018-08-19 17:58 A-Little-Nut 阅读(225) 评论(0) 推荐(0) 编辑
摘要: Input our current position and a destination, an online map can recommend several paths. Now your job is to recommend two paths to your user: one is t 阅读全文
posted @ 2018-08-19 17:53 A-Little-Nut 阅读(252) 评论(0) 推荐(0) 编辑
摘要: Given a tree, you are supposed to tell if it is a complete binary tree. Input Specification: Each input file contains one test case. For each case, th 阅读全文
posted @ 2018-08-19 17:42 A-Little-Nut 阅读(144) 评论(0) 推荐(0) 编辑
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