07. Food Delivery

#include <iostream>

using namespace std;

int main() {
    int chickenMenuCount, fishMenuCount, vegetarianMenuCount;
    cin >> chickenMenuCount >> fishMenuCount >> vegetarianMenuCount;

    double chickenMenuPrice = chickenMenuCount * 10.35;
    double fishMenuPrice = fishMenuCount * 12.40;
    double vegeterianMenuPrice = vegetarianMenuCount * 8.15;
    double delivery = 2.50;

    double menuPrice = chickenMenuPrice + fishMenuPrice + vegeterianMenuPrice;
    double dessertPrice = menuPrice / 5;
    double totalPrice = menuPrice + dessertPrice + delivery;

    cout << totalPrice << endl;

    return 0;
}