Engineering, 20.09.2020 15:01 Irdk1
Consider the following algorithm for doing a postorder traversal of a binary tree with root vertex root.
A. Postorder(root)
B. if root != null then
C. Postorder(root. left);
D. Postorder(root. right);
E. Visit root;
end if;
Prove that this algorithm runs in time Θ(n) when the input is an n-vertex binary tree.
Answers: 1
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