Question: In PYTHON PYTHON PYTHON PROGRAMMING LANGUAGE!! input: root of binary tree output: postorder traversal of binary tree (with the input root as root node) A

In PYTHON PYTHON PYTHON PROGRAMMING LANGUAGE!! input: root of binary tree

In PYTHON PYTHON PYTHON PROGRAMMING LANGUAGE!!

input: root of binary tree

output: postorder traversal of binary tree (with the input root as root node)

A DE F GH input: A output: DGHEBFCA

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