#include<iostream>
#include<string.h>
#include<math.h>
#include<stdlib.h>

using namespace std;


int main()
{
	long long a, b, n;
	cin >> a >> b >> n;

	if (n == 2)
		cout << a + b << " " << a * 2 + b;
	else
	{
		if (n % 2 == 1)
		{
			cout << a + b << " " << a*n + b;
		}
		else
			cout << a + b << " " << a*(n - 1) + b;
	}
	

	return 0;
}