View Code of Problem 111

#include<stdio.h>
int main()
{
	int a,b,sum;
	
	while(scanf("%d%d",&a,&b))
	{
		if(a!=0&b!=0)
		{
			sum=a+b;
		    printf("%d\n",sum);
		}
		else
		break;
	}
	return 0;
}