原文链接: https://leetcode-cn.com/problems/course-schedule-iv
英文原文There are a total of numCourses courses you have to take
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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
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/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/even-odd-tree
英文原文A binary tree is named Even-Odd if it meets the following con
原文链接: https://leetcode-cn.com/problems/lexicographically-smallest-string-after-applying-operations
英文原文You are given a
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/minimum-jumps-to-reach-home
英文原文A certain bug's home is on the x-axis at po
