View Code of Problem 111

import java.util.Scanner;
 
public class Main {
 
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
	while(in.hasNext()){
		int a = in.nextInt();
			int b = in.nextInt();
		if (a == 0 && b == 0)
			break;
		System.out.println(a + b);

	}

}

}