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1.Deleting A Leaf Node
- Anonymous September 12, 2010Verify that the node has no children.
Find the node's parent. Set the parent's child reference to null.
Remove the node from your storage array.
2.Deleting A Node With One Child
Verify that the node has only one child.
Find the node's parent. Set the parent's child reference to reference the child of the node you are deleting.
Remove the node from your storage array.
3.Deleting A Node With Two Children
Verify that the node has two children.
Find the greatest node in the tree to the left of the node (the predecessor). This can be done by stepping left in the tree one step, and then stepping right until there are no more right references.
Set the right reference of the predecessor to reference the right child of the node you are deleting.
Replace the parent node's reference to the predecessor.
Remove the node from your storage array.