Traversing a binary tree in preorder is equivalent to(68).
A.Traversing the forest corresponding to the binary tree in root-first order
B.Traversing the forest corresponding to the binary tree in root-last order
C.Traversing the forest corresponding to the binary tree in breadth-first order
D.None of the above
发布时间:2024-05-06正确答案:A
解析:前序遍历一个二叉树等价于按从树的根部、右子树、右子树查找顺序查找树。
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