import java.io.*;
 
public class Main {
	
	public int a,b,sum;
	
	public void readFile(String filename) throws IOException
	{
		BufferedReader reader = new BufferedReader(new FileReader(filename));
		String line;
	    line = reader.readLine();
	    
	    a = Integer.parseInt(line);
	    
	    line = reader.readLine();
	    
	    b = Integer.parseInt(line);
	    reader.close();

	}
 
	public void writeFile(String filename) throws FileNotFoundException
	{
		PrintWriter writer = new PrintWriter("adunare.out");
	    writer.println(sum);
	    writer.close();
	}
	
	public void sum()
	{
		sum = a + b;
	}
	
	public static void main(String[] args)throws IOException
	{	    
		Main x = new Main();
		x.readFile("adunare.in");
		x.sum();
		x.writeFile("adunare.out");

	}
}