FuelTank

package ProgrammingBasics2;

import java.util.Scanner;

public class FuelTank{
    public static void main(String[] args) {
        Scanner scanner= new Scanner(System.in);

        String fuel=scanner.nextLine();
        double num = Double.parseDouble(scanner.nextLine());

        if (fuel.equals("Diesel")|| fuel.equals("Gasoline")
            || fuel.equals("Gas")){
            if (num>=25){
                System.out.printf("You have enough %s.",fuel.toLowerCase());
            }else{
                System.out.printf("Fill your tank with %s!",fuel.toLowerCase());
            }
        }else{
            System.out.println("Invalid fuel!");

        }
    }
}