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题目: The following is from Max Howell @twitter: Google: 90% of our engineers use the software you wrote (Homebrew), but you can't invert a binary tree 阅读全文
posted @ 2023-05-20 11:46
Yohoc
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题目: An inorder binary tree traversal can be implemented in a non-recursive way with a stack. For example, suppose that when a 6-node binary tree (with 阅读全文
posted @ 2023-05-20 11:01
Yohoc
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题目: A family hierarchy is usually presented by a pedigree tree where all the nodes on the same level belong to the same generation. Your task is to fi 阅读全文
posted @ 2023-05-20 09:34
Yohoc
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