import com.sun.jdi.IntegerValue;

import javax.management.StringValueExp;
import java.io.*;
import java.util.Scanner;

public class New {
    public static void main(String[] args) throws IOException {
        try{
        FileInputStream in=new FileInputStream("adunare.in");
        FileOutputStream out=new FileOutputStream("adunare.out");
        int a=in.read();
        int b=in.read();
        int s=a+b;
        out.write(s);
        }catch(Exception e){System.out.println(e);}
    }

    }