/* CookieBroker - example solution to exercise "Cookies"
 * @author Kees Huizing
 * @version 1.1 2009-10-21
 */

import java.util.Scanner;

class CookieBroker {
    final int NUMDAYS = 6; // number of delivery days 
    Scanner scanner;
    int[] orders;          // for each day the number of cookies
    String supplier;       // supplier code
    double coffeePrice;    // world market coffee price
    
    // calculate price of CookieMonster
    double priceCM(int n) {
        return 10+5.5*n;
    }
    
    // calculate price of Verkade
    double priceV(int n) {
        double price;
        if (n<10) {
            price = 6*n;
        } else if (n<25) {
            price = 5*n;
        } else {
            price = 4*n;
        }
        return price;
    }
    
    // calculate price of WaffleBaffle
    double priceWB(int n, double w) {
        return 20 + 4 * n + (w-3)*0.10 * n; 
    }
    
    // calculate week cost of supplier sup given coffeePrice w
    double calcCost(String sup, double w) {
        double cost = 0;
        for (int i=0; i<orders.length; i++) {
            if (sup.equals("CM")) {
                cost += priceCM(orders[i]);
            } else if (sup.equals("V")) {
                cost += priceV(orders[i]);
            } else if (sup.equals("WB")) {
                cost += priceWB(orders[i], w);
            }
        }
        return cost;
    }
    
    // read week orders 
    // sets orders, supplier, coffeePrice, sc
    void readOrders() {
        scanner = new Scanner(System.in);
        orders = new int[NUMDAYS];
        for (int i=0; i<orders.length; i++) {
            orders[i] = scanner.nextInt();
        }
        supplier = scanner.next();
        if (supplier.equals("WB")) {
            coffeePrice = scanner.nextDouble();
        }
    }
     
    String supplierFullname(String sup) { 
        return
            sup.equals("CM") ? "CookieMonster" : 
            sup.equals("V") ? "Verkade" : 
            sup.equals("WB") ? "WaffleBaffle" :
                "NN";
    }
    
    // do exercise
    void planWeek() {
        double weekCost;
    
        readOrders();
        weekCost = calcCost(supplier, coffeePrice);
        System.out.println("week cost using "+ supplier +": "+ weekCost +" euro");
    }    
    
    public static void main(String[] args) {
        new CookieBroker().planWeek();
    }
}