From 0c15263267db25c0098ef6fdffe07deba5987cfd Mon Sep 17 00:00:00 2001 From: Veronica Osei Date: Sun, 27 Nov 2022 20:37:32 -0600 Subject: [PATCH] complete --- binary_search_trees/array_to_bst.py | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/binary_search_trees/array_to_bst.py b/binary_search_trees/array_to_bst.py index f69cc42..0da2225 100644 --- a/binary_search_trees/array_to_bst.py +++ b/binary_search_trees/array_to_bst.py @@ -10,4 +10,14 @@ def arr_to_bst(arr): Balanced Binary Search Tree using the elements in the array. Return the root of the Binary Search Tree. """ - pass \ No newline at end of file + if not arr: + return None + + mid = len(arr)//2 + + root = TreeNode(arr[mid]) + + root.left = arr_to_bst(arr[:mid]) + root.right = arr_to_bst(arr[mid + 1 :]) + return root +