package subinc;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

class Main{
	
	public static void main(String[] args) throws NumberFormatException, IOException {
		
		BufferedReader br=new BufferedReader(new FileReader("adunare.in"));
		int a=Integer.parseInt(br.readLine().trim());
		int b=Integer.parseInt(br.readLine().trim());
		br.close();
		
		File file=new File("adunare.out");
		if (!file.exists()) {
			file.createNewFile();
		}
		System.out.println(file.exists());
		BufferedWriter bw = new BufferedWriter(new FileWriter(file));
		bw.write((a+b)+"");
		bw.close();
		
	}
}