java第一个a+b

import java.util.Scanner;

public class hallow{

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		/*Scanner ss=new Scanner(System.in);
		System.out.print("qingshuru");
		System.out.printf("hallow %s\n",ss.next());*/
		int a=0;
        int b=0;
        int c=0;
        Scanner ss=new Scanner(System.in);
        while(ss.hasNext())
        {
        a=ss.nextInt();
        b=ss.nextInt();
        System.out.printf("%d\n",a+b);
        
        }
	}

}