Notifications You must be signed in to change notification settings Delete Node in a BST // code in java class TreeNode { int val; TreeNode left; TreeNode right; TreeNode() {} TreeNode(int val) { this ...

//If root itself is null then return null. //If left subtree is not null and the left node is the one to be deleted then call helper function on root.left, else move to the left. //If the key value is ...