原文链接: https://leetcode-cn.com/problems/flip-binary-tree-to-match-preorder-traversal
英文原文You are given the root of a bi
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原文链接: https://leetcode-cn.com/problems/distribute-coins-in-binary-tree
英文原文You are given the root of a binary tree wit
原文链接: https://leetcode-cn.com/problems/vertical-order-traversal-of-a-binary-tree
英文原文Given the root of a binary tree,
原文链接: https://leetcode-cn.com/problems/smallest-string-starting-from-leaf
英文原文You are given the root of a binary tree
原文链接: https://leetcode-cn.com/problems/cousins-in-binary-tree
英文原文Given the root of a binary tree with unique values a
原文链接: https://leetcode-cn.com/problems/maximum-binary-tree-ii
英文原文A maximum tree is a tree where every node has a valu
原文链接: https://leetcode-cn.com/problems/construct-binary-search-tree-from-preorder-traversal
英文原文Given an array of inte
原文链接: https://leetcode-cn.com/problems/sum-of-root-to-leaf-binary-numbers
英文原文You are given the root of a binary tree
原文链接: https://leetcode-cn.com/problems/maximum-difference-between-node-and-ancestor
英文原文Given the root of a binary tre
原文链接: https://leetcode-cn.com/problems/recover-a-tree-from-preorder-traversal
英文原文We run a preorder depth-fi
