原文链接: https://leetcode-cn.com/problems/pseudo-palindromic-paths-in-a-binary-tree
英文原文Given a binary tree where node va
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原文链接: https://leetcode-cn.com/problems/reorder-routes-to-make-all-paths-lead-to-the-city-zero
英文原文There are n cities n
原文链接: https://leetcode-cn.com/problems/number-of-nodes-in-the-sub-tree-with-the-same-label
英文原文Given a tree (i.e. a co
原文链接: https://leetcode-cn.com/problems/number-of-good-leaf-nodes-pairs
英文原文Given the root of a binary tree and an inte
原文链接: https://leetcode-cn.com/problems/detect-cycles-in-2d-grid
英文原文Given a 2D array of characters grid of size m x n,
原文链接: https://leetcode-cn.com/problems/minimum-number-of-days-to-disconnect-island
英文原文Given a 2D grid consisting
原文链接: https://leetcode-cn.com/problems/throne-inheritance
英文原文A kingdom consists of a king, his children, his grandchi
原文链接: https://leetcode-cn.com/problems/path-with-minimum-effort
英文原文You are a hiker preparing for an upcoming hike. Yo
原文链接: https://leetcode-cn.com/problems/merge-bsts-to-create-single-bst
英文原文You are given n BST (binary search tree) ro
原文链接: https://leetcode-cn.com/problems/last-day-where-you-can-still-cross
英文原文There is a 1-based binary matrix where 0
