#include <iostream>

using namespace std;

int main()
{
    int n;
    int a, b;
    cin >> a >> b >> n;
    cout << a + b << ' ';
    int p = 1;
    for(p; p < n; p *= 2);
    p /= 2;
    p++;

    cout << 1LL * a * p + b;

    return 0;
}