using System;

public class Program

{

    public static void Main()

    {

        //Declarations

        int numGood = 0, numBad = 0, invalidInput = 0, count = 0, sum = 0;

        string rating;

        //priming input

        Console.Write("Enter your rating: ");

        rating = Console.ReadLine();

        //process

        while(rating != "3")

        {

            sum ++;

            switch(rating)

            {

                case "1" : 

                    numGood ++;

                    break;

                case "2" : 

                    numBad ++;

                    break;

                case "Good":

                    numGood ++;

                    break;

                case "Bad": 

                    numBad ++;

                    break;

                default: 

                    invalidInput ++;

                    break;

            }//end switch

            //next read

            Console.Write("Enter your rating: ");

            rating = Console.ReadLine();

            count++;//count increment

        }//end for

        //output

        if(count == 0)

            Console.WriteLine("ERROR!");

        else

        {

            Console.WriteLine("The  percentage of the Good of the total valid responses: {0:P1}", (double)numGood/sum);

            Console.WriteLine("The  percentage of the Bad of the total valid responses: {0:P1}", (double)numBad/sum);

            Console.WriteLine("The  percentage of the Invalid of the total valid responses: {0:P1}", (double)invalidInput/sum);

        }

    }//end main

}//end system