#include <iostream>

using namespace std;

int main()
{
    int a, b, n;
    cin >> a >> b >> n;
    cout << a + b << " ";
    int i = 1;
    for (i = 1; i <= n; i <<= 1);
    int j = (i >> 1) + 1;
    cout << a *j + b;
       return 0;

}