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from Chapter 3. Data Structures :: Fundamental Data Structures :: Exercises: Beginner
给你一棵有N个节点的树的前序遍历和中序遍历,求它的后续遍历。
(1≤N≤26)
树的遍历问题中经典的问题,懂的人怎么写都能过,但是像刘汝佳《算法竞赛入门经典》第六章里面那样短的代码没那么容易,建议不明白的人都去学习一下。