program to

import java.util.*;
public class Ch2Q21
{
    public static void main(String[] args)
    {Scanner kbd = new Scanner(System.in);
    int n1, n2, no, sum = 0, count = 0;
    System.out.print("Enter two integers: (n1 <n2): ");
    n1 = kbd.nextInt(); n2 = kbd.nextInt();
    for (no = n1+1; no < n2; no++)
    if(no%7 == 0)
      {sum += no; count++;}
    System.out.println("Count = "+count+"\tSum = "+sum);
        }
}