Conditional Constructs in Java

import java.util.Scanner;
 
public class CurrencyConverter {
    public static void main(String[] args) {
 
        // Title
        System.out.println("RUPEE AND DOLLAR CURRENCY CONVERTER");
        System.out.println("----------------------------------");
 
        Scanner sc = new Scanner(System.in);
 
        double amount, result;
        int choice;
 
        System.out.println("Menu");
        System.out.println("1. Rupee to Dollar");
        System.out.println("2. Dollar to Rupee");
        System.out.print("Enter your choice: ");
        choice = sc.nextInt();
 
        switch (choice) {
            case 1:
                System.out.print("Enter amount in Rupees: ");
                amount = sc.nextDouble();
                result = amount / 77;
                System.out.println("Equivalent amount in Dollars = $" + result);
                break;
 
            case 2:
                System.out.print("Enter amount in Dollars: ");
                amount = sc.nextDouble();
                result = amount * 77;
                System.out.println("Equivalent amount in Rupees = Rs. " + result);
                break;
 
            default:
                System.out.println("Invalid choice!");
        }
 
        sc.close();
    }
}