import java.io.*;
import java.util.Scanner;

public class my_class {
    public static void main(String [] args) throws FileNotFoundException
    {
        File file=new File("adunare.in");
        File file1=new File("adunare.out");

        Scanner input=new Scanner(file);
        int a=input.nextInt();
        int b=input.nextInt();

        PrintWriter output=new PrintWriter(file1);
        
        if(a+b>2000000000)
        {output.println("");}
        else{
        output.println(a+b);}
        output.close();
        input.close();
    }
}