//package Uebung.util;
import java.io.*;
public class Uebung3 {

    public static void main (String[] args) {
    int op1;
    op1 = StdInput.readInt("5");
    int op2;
    op2 = StdInput.readInt("4");
    int summe;
    summe = op1 + op2;

    }
    }