#include <stdio.h>

int main()
{
    int x,y,sum;
   do 
        {
            printf("Enter the first integer:\n");
            scanf("%d",&x);
            printf("Enter the second integer:\n");
            scanf("%d",&y);
            printf("Sum of two integers is:\n");
            sum=x+y;
            break;
        }
    while (sum != 0);
        {
       printf("sum %d",sum);
        }
}