import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;

class Addition {

    public static void main(String args[]) {
        File myFile = new File("./A+B/adunare.in");
        try {
            Scanner myScanner = new Scanner(myFile);
            String x = myScanner.nextLine();
            int A = Integer.parseInt(x);
            x = myScanner.nextLine();
            myScanner.close();
            int B = Integer.parseInt(x);
            int C = A + B;
            System.out.println(B);

            FileWriter myFileWriter = new FileWriter("./A+B/adunare.out", true);
            try {
                System.out.println("Hello!");
                myFileWriter.write(String.valueOf(C));
                myFileWriter.close();
            } catch (FileNotFoundException e) {
                System.out.println(e.toString());
                e.printStackTrace();
            }
        } catch (IOException e) {
            System.out.println(e.toString());
            e.printStackTrace();
        }
    }
}