FuelTankPart2

package ProgrammingBasics2;

import java.util.Scanner;

public class FuelTankPart2 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String fuel = scanner.nextLine();
        double quantity = Double.parseDouble(scanner.nextLine());
        String clubCards = scanner.nextLine();
        double gasoline = 0;
        double diesel = 0;
        double gas = 0;
        double price = 0;
        double discount = 0;
        if (fuel.equals("Gas")) {
            gas = 0.93;
            if (clubCards.equals("Yes")) {
                gas = gas - 0.08;
            }

        } else if (fuel.equals("Gasoline")) {
            gasoline = 2.22;
            if (clubCards.equals("Yes")) {
                gasoline = gasoline - 0.18;
            }

        } else if (fuel.equals("Diesel")) {
            diesel = 2.33;
            if (clubCards.equals("Yes")) {
                diesel = diesel - 0.12;
            }


        }
        double sum = (gas + gasoline + diesel) * quantity;
        if (quantity > 20 && quantity <= 25) {
            sum = sum - (sum * 0.08);


        }else  if (quantity > 25) {
            sum = sum - (sum * 0.10);
        }

        System.out.printf("%.2f lv.",sum);
    }
}