O1. Data Types / Methods - More Exercise

package MethodsMoreExercise;

import java.util.Scanner;

public class O1DataTypes {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String type = scanner.nextLine();
        String input = scanner.nextLine();
        printResult(type, input);
    }

    static void printResult(String type, String input) {
        switch (type) {
            case "int":
                int number = Integer.parseInt(input);
                System.out.println(number * 2);
                break;
            case "real":
                double realNumber = Double.parseDouble(input);
                double result = realNumber * 1.5;
                System.out.printf("%.2f", result);
                break;
            default:
                System.out.printf("$%s$", input);
        }

    }
}