using System;

​

public class Program

{

​

    public static void Main()

    {

        Console.WriteLine("Welcome to Mastermind.");

        Console.WriteLine("In this version of the game, you will be asked to enter in three distinct colour choices (R=Red,G=Green,B=Blue,Y=Yellow)");

​

        Console.WriteLine("Are you ready to play (Y/N)?");

        String result = Console.ReadLine().ToUpper();

​

        Console.WriteLine("What is your favourite number from 1 to 100?");

        int favNum = Convert.ToInt32(Console.ReadLine());

​

        string C1,C2,C3;

​

        if (favNum% 5 ==0){

            //hidden from user

            C1= "B";

            C2= "G";

            C3= "Y";

        }

        else if (favNum%3 ==0){

            //hidden from user

            C1= "R";

            C2= "Y";

            C3= "G";

        }

        else if (favNum%2 ==0){

            //hidden from user

            C1= "G";

            C2= "B";

            C3= "R";

        }

        else{

            //hidden from user

            C1= "Y";

            C2= "G";

            C3= "R";

        }

​

        Start:

​

        if (result == "Y"){

            Console.Write("First Colour:");

            String g1 = Console.ReadLine().ToUpper();

            Console.Write("Second Colour:");

            String g2 = Console.ReadLine().ToUpper();

            Console.Write("Third Colour:");

            String g3 = Console.ReadLine().ToUpper();

​

            int nCC=0; //number of correct colours

            int nCP=0; //number of correct positions

​

            //checks CORRECT POSITIONS FIRST

            if (g1==C1){

                nCP++;

            }

​

            if (g2==C2){

                nCP++;}

​

            if (g3==C3){

                nCP++;}

​

            //NEXT CHECK CORRECT COLOURS

            if (g1==C1||g1==C2||g1==C3){  //compares g1 with each correct colour

                nCC++;

            }

            if (g2==C1||g2==C2||g2==C3){  //compares g1 with each correct colour

                nCC++;

            }

            if (g3==C1||g3==C2||g3==C3){  //compares g1 with each correct colour

                nCC++;

            }

​

            if (nCP==3){ //winning case

                Console.WriteLine("Number of correct positions: "+nCP);

                Console.WriteLine("Number of correct colours: "+nCC);

                Console.WriteLine("You won! Congrats! It's time for Vegas!");

            }

            else {

                Console.WriteLine("Number of correct positions: "+nCP);

                Console.WriteLine("Number of correct colours: "+nCC);

                Console.WriteLine("Not there yet! Do you want to guess again? (Y/N)");

                String option = Console.ReadLine().ToUpper();

                if (option=="Y")

                    goto Start;

​

            }

        }

​

        else

            Console.WriteLine("Maybe next time!");

​

        Console.WriteLine("Thanks for playing!");

    }

​

​

​

​

}

​