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Delete Node in a BST

Medium

00:00

0 users online

Given a root node and a key, delete the node with the given key in the BST.

Sample Input:

[5,3,6,2,4,null,7], 3

Sample Output:

[5,4,6,2,null,null,7]

Hints

Hint 1

Find the node to delete

Hint 2

If node has no children, simply remove it

Hint 3

If node has one child, replace with child

Hint 4

If node has two children, replace with inorder successor

Code Editor

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