Description: Binary tree node is set in capital letters, enter the pre-order traversal of a binary tree traversal sequence and generates this binary tree, the binary output after preorder traversal sequence and hierarchical. Enter a point value knot, look for the node in the binary tree, if the node exists, then the output the root to the node' s path, or there is no information given.
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遍历生成二叉树.cpp
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