package luogu; import java.util.Scanner; public class a1 {

public static void main(String[] args) {
	// TODO Auto-generated method stub
	int a=0;
	int b=0;
	Scanner sc=new Scanner(System.in);
	for(int i=1;i<=2;i++) {
	System.out.print("\t");
	a=sc.nextInt();
	b=sc.nextInt();
	int c=a+b;
	System.out.println(c);
}
}

}