//Progarmmer: John Patrick Milloy

//Dates: June 1-2

//Project: 21 

//Takes a number, tells you how many time that number is rolled in a certain amount of rolls  

using System;

public class Program

{

    public static void Main()

    {

        //random text may be prinited at the top, I dont know why it is happening but it only happens sometimes 

        int userNumber; //This represents the number that the computer keeps a tally of when it rolled 

        int nNumberToRoll; //This represents the number of rolls 

​

        Console.WriteLine("Which Number Would You Like To Roll? (3-18)");

        userNumber = Convert.ToInt32(Console.ReadLine()); //the number is based on user input 

        //if the number is below 3 or above 18 it is impossible to roll. The program will repeat this until the number is valid 

        while(userNumber<3 || userNumber>18){

            Console.WriteLine("Your Number Was Not Valid. Please Enter A Number Between 3 and 18"); 

            userNumber = Convert.ToInt32(Console.ReadLine());

        }

        Console.WriteLine("How many " + userNumber +  "'s are you looking for in rolling a single die?");

        nNumberToRoll = Convert.ToInt32(Console.ReadLine()); //the number of userinputed number needed to roll based on user input 

        //if the number is below 1 it is impossible to roll. The program will repeat this until the number is valid 

        while(nNumberToRoll < 0){

            Console.WriteLine("Please Enter A Number 1 Or Greater"); 

            userNumber = Convert.ToInt32(Console.ReadLine());

        }

        Random rG = new Random(); //initialize random generator

        int dValue1=0; //represents the value of die

        int dValue2=0; //represents the value of die

        int dValue3=0; //represents the value of die

        int nRolls=0; //represents the number of rolls 

        int nNumber =0; //represent the number of user inputed rolled

        //repeat until we have the desired number of the users number rolled 

        while ( nNumber <nNumberToRoll){

            //roll the die and update the number of times rolled

            dValue1 = rG.Next(1,7); 

            dValue2 = rG.Next(1,7); 

            dValue3 = rG.Next(1,7); 

            nRolls++;//adds one to the number of rolls 

            //check to see if value is equal to the users value 

            if (dValue1 + dValue2 + dValue3==userNumber)

                nNumber ++;  //update the tally 

        }

        //write out stats for simulation

        Console.WriteLine("It took " +nRolls+ " roll(s) to roll " + userNumber + " " + nNumberToRoll + "'s Times");

    }

}