gistfile1.txt

double x = 0;
                        do
                        {
                            Console.WriteLine("the num plz");
                            x = double.Parse(Console.ReadLine());
                            if (x > 0)
                            {
                                Console.WriteLine(x);
                            }
                            else if( x > 0 )
                            {
                                Console.WriteLine((x * -1));
                            }
                        } while (x == 0);
        }