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Updated insert and del_node function

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This commit is contained in:
Shaurya Bisht 2024-10-14 16:39:59 +00:00
parent 7654b0b9ed
commit b867de8159
1 changed files with 4 additions and 1 deletions
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5
data_structures/binary_tree/avl_tree.py
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@ -150,6 +150,8 @@ def rl_rotation(node: MyNode) -> MyNode:
def insert_node(node: MyNode | None, data: Any) -> MyNode | None:
if node is None:
return MyNode(data)
if data == node.get_data(): # No duplicates allowed
return node
if data < node.get_data():
node.set_left(insert_node(node.get_left(), data))
if (
@ -163,7 +165,7 @@ def insert_node(node: MyNode | None, data: Any) -> MyNode | None:
node = right_rotation(node)
else:
node = lr_rotation(node)
else:
elif data > node.get_data():
node.set_right(insert_node(node.get_right(), data))
if get_height(node.get_right()) - get_height(node.get_left()) == 2:
right_child = node.get_right()
@ -202,6 +204,7 @@ def get_balance(node: MyNode | None) -> int:
def get_min_value_node(node: MyNode) -> MyNode:
# Returns the node with the minimum value in the tree that is leftmost node
# Function get_left_most is not used here because it returns the value of the node
while True:
left_child = node.get_left()