Check if a large number is divisible by 11 or not in java

A number is divisible by 11 if the difference between the sum of its alternative digits is divisible by 11.

i.e. if (sum of odd digits) – ( sum of even digits) is 0 or divisible by 11 then the given number is divisible by 11.

Program

import java.util.Scanner;

public class DivisibleBy11 {
   public static void main(String args[]) {
      Scanner sc = new Scanner(System.in);
      System.out.println("Enter a number :");
      String num = sc.nextLine();
      int digitSumEve = 0;
      int digitSumOdd = 0;
     
     for(int i = 0; i
Output
Enter a number :
121
Given number is divisible by 11