Conditional Constructs in Java — Question 38

import java.util.Scanner;

public class KboatRupeeDollar
{
    public static void main(String args[]) {
        Scanner in = new Scanner(System.in);
        System.out.println("Type 1 for Rupee to Dollar conversion: ");
        System.out.println("Type 2 for Dollar to Rupee conversion: ");
        System.out.print("Enter your choice: ");
        int choice = in.nextInt();
        switch (choice) {
            case 1:
            System.out.print("Enter rupee amount: ");
            double r1 = in.nextDouble();
            double d1 = r1 / 77;
            System.out.println(r1 + " rupees => " + d1 + " dollars");
            break;
            
            case 2:
            System.out.print("Enter dollar amount: ");
            double d2 = in.nextDouble();
            double r2 = d2 * 77;
            System.out.println(d2 + " dollars => " + r2 + " rupees");
            break;
            
            default:
            System.out.println("Incorrect Choice");
        }
    }
}