#include <fstream.h>

class bo
{
public:
	ifstream f;
	ofstream f2;
	long long a,b;
	void init()
		{
		f.open("adunare.in");
		f2.open("adunare.out");
		f>>a>>b;
		}
	void work()
		{
		long long s;
		s=a+b;
		f2<<s;
		}
	void close()
		{
		f.close(); f2.close();
		}

};

int main()
{
bo body;
body.init();
body.work();
body.close();
return 0;
}