A Mega Shop has different floors which display varieties of dresses as mentioned
below:

1. Ground floor : Kids Wear
2. First floor : Ladies Wear
3. Second floor : Designer Sarees
4. Third Floor : Men's Wear

The user enters floor number and gets the information regarding different items of the Mega shop. After shopping, the customer pays the amount at the billing counter and the shopkeeper prints the bill in the given format:

Name of the Shop: City Mart
Total Amount:
Visit Again!!

Write a program to perform the above task as per the user's choice.

import java.util.Scanner;

public class KboatMegaShop
{
    public static void main(String args[]) {
        Scanner in = new Scanner(System.in);
        System.out.println("1. Ground floor");
        System.out.println("2. First floor");
        System.out.println("3. Second floor");
        System.out.println("4. Third floor");

        System.out.print("Select a floor: ");
        int floor = in.nextInt();

        boolean isFloorValid = true;

        switch (floor) {
            case 1:
                System.out.println("Kids Wear");
                break;
            case 2:
                System.out.println("Ladies Wear");
                break;
            case 3:
                System.out.println("Designer Sarees");
                break;
            case 4:
                System.out.println("Men's Wear");
                break;
            default:
                isFloorValid = false;
                System.out.println("Incorrect Floor");
                break;
        }

        if (isFloorValid) {
            System.out.print("Enter bill amount: ");
            double amt = in.nextDouble();

            System.out.println("Name of the Shop: City Mart");
            System.out.println("Total Amount: " + amt);
            System.out.println("Visit Again!!");
        }
    }
}