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Create Unsorted arr to balanced bst.py #46

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Create Unsorted arr to balanced bst.py #46

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19 changes: 19 additions & 0 deletions Trees/Unsorted arr to balanced bst.py
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Original file line number Diff line number Diff line change
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'''
This creates a BALANCED BST from an unsorted array.

Tree() is a class create instance of a root node. (This is already implemented in other files in the repo)
'''

def toBst(arr):
arr.sort()
def toBalanced(arr):
if(not arr):
return None

mid=len(arr)//2
root=Tree(arr[mid])
root.left=toBalanced(arr[0:mid])
root.right=toBalanced(arr[mid+1:])

return root
return toBalanced(arr)