#include <iostream>

int stonetolb(int sts) {
    return 14 * sts;
}

int main() {
    using namespace std;
    int stone;
    cout << "Zadejte vahu v kamenech: ";
    cin >> stone;
    int pounds = stonetolb(stone);
    cout << stone << " kamenu je ";
    cout << pounds << " liber." << endl;
    cin.get();
    cin.get();
    return 0;
}