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Rename bst_is_balanced.py to bt_is_balanced.py

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bt3gl 2023-08-08 15:04:04 -07:00 • committed by GitHub
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trees/bst_is_balanced.py
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@ -1,21 +0,0 @@
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# author: bt3gl
def height(root):
if root is None:
return -1
return 1 + max(height(root.left), height(root.right))
def is_balanced(root):
if root is None:
return True
return abs(height(root.left) - height(root.right)) < 2 and \
is_balanced(root.left) and is_balanced(root.right)