Question

You are given a Singly linked list and an integer K. Your task is to insert the integer K at the head of the given linked list

Input

User Task:

Since this will be a functional problem, you don't have to take input. You just have to complete the function addElement() that takes head node and the element K as a parameter.

Constraints:

1 <=N<= 1000

1 <=K, value<= 1000

Output

Return the head of the modified linked list

Answer 1

public class Main {
    public static Node addElement(Node head, int k) {
        Node node = new Node(k);
        node.next = head;
        return node;
    }
}