//package ab;
import java.io.*;
import java.util.*;
public class Main {
public static void main(String[] argv) throws IOException
{
    try
    {
    	try
        {
        BufferedReader in=new BufferedReader(new FileReader(new File("adunare.in")));
        PrintStream out=new PrintStream(new FileOutputStream("adunare.out"));
        int a,b;

        String s;

        s=in.readLine();
        String []parts=s.split(" ");
            a=Integer.parseInt(parts[0]);
        s=in.readLine();
        parts=s.split(" ");
        b=Integer.parseInt(parts[0]);
        out.print(a+b+"\n");

        in.close();
        out.close();
        }
        catch(Exception e)
        {
            System.out.println("kekus");
        }
    }
    catch(Exception e)
    {
        System.out.println("kekus");
    }

}

}