Exceptions

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _9.Tests
{
    class Tests
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Input a number between 1 and 9");
            int number = 0;
            bool done = true;
            do
            {
                try
                {
                    number = int.Parse(Console.ReadLine());
            done = true;
                }
                catch (TypeInitializationException)
                {
                    done = false;
                    throw new Exception("Wront input type! Please enter number again:");
                }
                catch (FormatException)
                {
                    done = false;
                    throw new Exception("Wront input format! Please enter number again:");
                }
                catch (OverflowException)
                {
                    done = false;
                    throw new Exception("Overflow! Please enter number again:");
                }
            } while (done);


            switch (number)
            {

                case 1: Console.WriteLine("The result is:" + (1 * 10)); break;

                case 2: Console.WriteLine("The result is:" + (2 * 10)); break;

                case 3: Console.WriteLine("The result is:" + (3 * 10)); break;

                case 4: Console.WriteLine("The result is:" + (4 * 100)); break;

                case 5: Console.WriteLine("The result is:" + (5 * 100)); break;

                case 6: Console.WriteLine("The result is:" + (6 * 100)); break;

                case 7: Console.WriteLine("The result is:" + (7 * 1000)); break;

                case 8: Console.WriteLine("The result is:" + (8 * 1000)); break;

                case 9: Console.WriteLine("The result is:" + (9 * 1000)); break;

                default: Console.WriteLine("Error!"); break;

            }
        }
    }
}