Зеленчуковаборса

import java.util.Scanner;

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

        double vegPrice= Double.parseDouble(scanner.nextLine());
        double fruitPrice= Double.parseDouble(scanner.nextLine());
        int  vegPerKg = Integer.parseInt(scanner.nextLine());
        int fruitsPerKg= Integer.parseInt(scanner.nextLine());

        double vegTotal = vegPrice * vegPerKg;
        double fruitTotal = fruitPrice * fruitsPerKg;

        System.out.println((fruitTotal + vegTotal) / 1.94);


    }
}