Easter Bakery

#include <iostream>
#include <cmath>

using namespace std;

int main() {
    double flourKg, flourPrice, sugarKg, eggPack, yeast;
    cin >> flourKg >> flourPrice >> sugarKg >> eggPack >> yeast;

    double flourTotal = flourKg * flourPrice;
    double sugarTotal = flourKg * sugarKg * 0.75;
    double eggPackTotal = flourKg * eggPack * 1.1;
    double yeastTotal = flourKg * 0.75 * yeast * 0.2;
    double sum = flourTotal + sugarTotal + eggPackTotal + yeastTotal;

    printf("%.2f\n", sum);

    return 0;
}