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How do you find the inorder successor?
We need to take care of 3 cases for any node to find its inorder successor as described below: Right child of node is not NULL. If the right child of the node is not NULL then the inorder successor of this node will be the leftmost node in it’s right subtree. Right Child of the node is NULL.
How do you find the inorder successor and predecessor?
When you do the inorder traversal of a binary tree, the neighbors of given node are called Predecessor(the node lies behind of given node) and Successor (the node lies ahead of given node). Approach: Say you have to find the inorder predecessor and successor node 15. First compare the 15 with root (25 here).
What is the inorder successor?
In Binary Tree, Inorder successor of a node is the next node in Inorder traversal of the Binary Tree. In Binary Search Tree, Inorder Successor of an input node can also be defined as the node with the smallest key greater than the key of the input node. So, it is sometimes important to find next node in sorted order.
What is the successor of greatest 6 digit number?
The largest 6 digit number is a 6 digit number, such that all its digits are 9s. Therefore, the largest 6 digit number is 999999. Thus, the successor of 999999 = 999999 + 1 = 1000000.
How is inorder successor defined in binary search tree?
Courses Hire with Us. In Binary Tree, Inorder successor of a node is the next node in Inorder traversal of the Binary Tree. Inorder Successor is NULL for the last node in Inoorder traversal. In Binary Search Tree, Inorder Successor of an input node can also be defined as the node with the smallest key greater than the key of input node.
How to find the inorder successor of a node?
If the right child of the node is not NULL then the inorder successor of this node will be the leftmost node in it’s right subtree. Right Child of the node is NULL. If the right child of node is NULL. Then we keep finding the parent of the given node x, say p such that p->left = x.
How to update predecessor and successor in BST?
If it is greater than the given key then, check if it is smaller than the already stored value in successor then, update it. At last, get the predecessor and successor stored in q (successor) and p (predecessor).