2017年8月

Unique Binary Search Trees II

根据n,产生二叉搜索树

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LeetCode Out of Boundary Paths

找到走出边境的次数

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LeetCode Course Schedule

课程调度,实际上就是拓扑排序

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LeetCode Construct Binary Tree Traversal

根据先序和中序结果构建二叉树,根据中序和后序结果构建二叉树

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LeetCode Unique SubstringscC in Wraparound String

在无限顺序字符串中求子串的个数

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ElasticSearch

ElasticSearch + HBase

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LeetCode Rotate Function

Rotate Function

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LeetCode ugly Number II

丑数

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