백준 10952 java

백준 10952

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