08. Pet Shop

package com.company;

import java.util.Scanner;

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

        int countDogs = Integer.parseInt(scanner.nextLine());
        int countAnimals = Integer.parseInt(scanner.nextLine());

        double allDogsFood = countDogs * 2.50;
        double allAnimalsFood = countAnimals * 4.00;

        double sum = allDogsFood + allAnimalsFood;

        System.out.println(sum + " lv.");
    }
}