#include<iostream>
using namespace std;
class QuantityCalculation
{
    private:
    string name;
    float quan,price;
    public:
    void quantity(string name,float quan,float price)
    {
         res = quan * price;
    }
};
int main()
{
     string name;
    float quan,price;
    cin >> name >> quan >> price;
    QuantityCalculation q;
    q.quantity(name,quan,price);
    q.quantity();
    return 0;
}