Search an element in a Singly Linked List
Algorithm First check, If the head is null then simply return -1 Create one variable position Create a new node current and node current wi...
DSA
Remove a Node from a Singly Linked List
Remove the first node from a singly linked list: public void deleteFirst() { if(head==null) { return; } Node current = head; h...
Add a node at the end of a Singly Linked List
We will see how to add a node at the end of a Singly Linked List. Basically, a new node will be added after the last node of the given Singl...
Find length of a Singly Linked List
We will see how to Find the length of a Singly Linked List. Firstly, define a Node name current and assign the head to the current because w...
Iterative Postorder Traversal of a Binary Tree
Iterative Postorder Traversal of a Binary Tree Visit all the nodes in the left subtree Visit all the nodes in the right subtree Visit the ro...
Binary Tree Java
A binary tree is a tree in which no node can have more than two children. Each node has a parent node and two children. Every binary tree ha...
Singly Linked Lists
Singly Linked Lists A linked list, in its simplest form, is a collection of nodes that together form a linear ordering. In that each no...