for (int primeTest = 2; primeTest <= userLimit; primeTest++) // Declares primeTest for the for loop and checks each number until it hits user input
            {
                isPrime = true;         // Sets isPrime to true because it is unknown
                visualPrime += "X";     // Adds one X for output purposes
                if (true)     // 2 will fail the for loop so this skips it
                {
                    for (int primeCount = 2; primeCount * primeCount <= primeTest && isPrime == true; primeCount++) // declares primeCount and checks each number until either the number is found to be non prime or until square is greater than testing number
                    {
                        if (primeTest % primeCount == 0)    // If primeTest modulus is equal to 0 then the number is not prime
                            isPrime = false;                // If found true sets isPrime to false
                    }
                }
                if (isPrime == true)    // If isPrime is still equal to true then it is a prime number
                    Console.WriteLine(visualPrime + " " + primeTest); // Outputs the X's and the prime number in primeTest

            }