Apply Bonus Scores To Scores With a Switch

using System;
class ApplyBonusScoresToScoresWithSwitch
{
  static void Main()
  {
    //Write a program that applies bonus scores to given scores in the range [1..9]. The program reads a digit as an input. If the digit is between 1 and 3, the program multiplies it by 10; if it is between 4 and 6, multiplies it by 100; if it is between 7 and 9, multiplies it by 1000. If it is zero or if the value is not a digit, the program must report an error.
    //Use a switch statement and at the end print the calculated new value in the console.

    Console.Write("Please enter your score in the range [1, 9]: ");
    string userInput = Console.ReadLine();
    int score;
    bool isCorrectInput = int.TryParse(userInput,out score);

    if (isCorrectInput)
    {
      Console.WriteLine("Your score was: {0}", score);
      switch (score)
      {
      case 1:
      case 2:
      case 3:
        {
          score = score * 10;
          Console.WriteLine("Your new bonus score is: {0}", score);
        }
        break;
      case 4:
      case 5:
      case 6:
        {
          score = score * 100;
          Console.WriteLine("Your new bonus score is: {0}", score);
        }
        break;
      case 7:
      case 8:
      case 9:
        {
          score = score * 1000;
          Console.WriteLine("Your new bonus score is: {0}", score);
        }
        break;
      default:
        {
          Console.WriteLine("Error! The score you have entered is not valid!");
        }
        break;
      }
    }
      else
        {
          Console.WriteLine("Incorrect Input! Your score was not in the range [1, 9]");
        }
    }
    }