New Online Judge 1000

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