#include <iostream>
#include <fstream>

using namespace std;

class Adunare {

ifstream in;
ofstream out;
int a, b, suma;

public:

  void citire () {
    in.open("adunare.in");
    in >> a >> b;
    in.close();
  }

  void afisare () {
    suma = a + b;
    out.open("adunare.out");
    out << suma;
    out.close();
  }
};

int main () {
  int suma;
  Adunare obj;
  obj.citire();
  obj.afisare();

  return 0;
}