Simple Operation and Calculation Tailoring Workshop

import java.util.Scanner;
public class wa {
        public static void main(String[] args) {
            Scanner scanner = new Scanner(System.in);
            int tables = Integer.parseInt(scanner.nextLine());
            double lenght = Double.parseDouble(scanner.nextLine());
            double width = Double.parseDouble(scanner.nextLine());

            double areaOneCover = (lenght + 2 * 0.30) * (width + 2 * 0.30);
            double areaOneSquare = (lenght / 2) * (lenght / 2);

            double areaCovers = tables * areaOneCover;
            double areaSquare = tables * areaOneSquare;

            double priceCovers = areaCovers * 7;
            double priceSquare = areaSquare * 9;
            double totalPriceInDollars = priceCovers + priceSquare;

            double totalPriceInBGN = totalPriceInDollars * 1.85;


            System.out.printf("%.2f USD%n", totalPriceInDollars);
            System.out.printf("%.2f BGN", totalPriceInBGN);

        }
    }