#include <iostream>
#include <fstream>

using namespace std;

class add {
public:
	
	void get_data (int a , int b);
	
	int calculate ();
	
	protected:
		int result;
};

void add :: get_data (int a , int b)
{
	result = a + b;
}

int add :: calculate ()
{
	return result;
}

int main ()
{
	ifstream f ("adunare.in");
	ofstream g ("adunare.out");
	
	add work;
	
	int a , b;
	f >> a >> b;
	
	work.get_data (a , b);
	g << work.calculate ();
	
	return 0;
}