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There is a none-empty binary t

[不定项选择题]
There is a none-empty binary tree, its mid-order traversal is the reverse order of its post-order traversal, this tree can be: 
  • Tree whose all nodes have no left child
  • A tree whose all nodes have no right child
  • A tree with only one leaf node
  • A full binary tree
  • A tree whose height equals the node count
  • None of the above is correct

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