/// <summary> /// define the entry point of the application /// </summary> /// <param name="args">The arguments.</param> public static void Main(string[] args) { try { int choose; string yes; do { Console.WriteLine(" 1.StringReplace \n 2.FlipCoin \n 3.LeapYear \n 4.PowerOfTwo \n 5.HarmonicNumber \n 6.PrimeFactor "); Console.WriteLine(" 7.Gambler \n 8.CouponNumber \n 9.2DArry \n 10.FindTriplets \n 11.FindThedistance \n 12.permutation "); Console.WriteLine(" 13.StopWatch \n 14.TIC_TAC_TOE_GAME \n 15.QudraticEquation \n 16.WindChill"); Console.WriteLine("enter the your choose"); choose = Convert.ToInt32(Console.ReadLine()); switch (choose) { case 0: Environment.Exit(0); break; case 1: StringReplace.Replace(); break; case 2: FlipCoin.CoinFlip(); break; case 3: LeapYear.Yearleap(); break; case 4: PowerOfTwo.TwoToThePower(); break; case 5: HarmonicNumber.Harmonicnumber(); break; case 6: PrimeFactor.Primefactor(); break; case 7: GamblerProgram.Gambler(); break; case 8: CouponNumbers.Couponnumbers(); break; case 9: TwoDArray.TwodArray(); break; case 10: FindTriplets.Integernumber(); break; case 11: DistanceProgram.CalculateDistance(); break; case 12: Permutation.PermutationNumber(); break; case 13: StopWatch.Watch(); break; case 14: Tic_Tac_Toe.Tic_tac_toe(); break; case 15: QudraticEquation.Equation(); break; case 16: WindChill.Wind(); break; default: Console.WriteLine("enter the valid choose"); break; } Console.WriteLine("do you want continue"); yes = Console.ReadLine(); } while (choose != 0 && yes != "no"); } catch (Exception e) { Console.WriteLine(e.Message); } }