static void Main(string[] args) { Console.WriteLine("Enter the no of the program which you want to run from the given programs"); Console.WriteLine("2d Array(1)"); Console.WriteLine("Replace the string(2)"); Console.WriteLine("Flip a Coin(3)"); Console.WriteLine("Cheak wheather the year is leap year or not(4)"); Console.WriteLine("Power of 2(5)"); Console.WriteLine("Find nth Harmonic no(6)"); Console.WriteLine("Find the Factor of a no(7)"); Console.WriteLine("Generate Distinct Cupon no.(8)"); Console.WriteLine("Gambler Game(9)"); Console.WriteLine("Triple Sum(10)"); Console.WriteLine("Find Distance(11)"); Console.WriteLine("Stop Watch(12)"); Console.WriteLine("Qudratic(13)"); Console.WriteLine("Calculate WindChill(14)"); int p = int.Parse(Console.ReadLine()); switch (p) { case 1: Console.WriteLine("Enter the row"); int r; r = int.Parse(Console.ReadLine()); Console.WriteLine("Enter the coulumn"); int c; c = int.Parse(Console.ReadLine()); Array2D a = new Array2D(); //Calling the methods to generate 2D array by taking user input a.ArrayInt(r, c); a.ArrayDouble(r, c); a.ArrayBoolean(r, c); break; case 2: ReplaceStr b = new ReplaceStr(); //Calling method to replace the string by the user given string b.ReplaceS(); break; case 3: FlipCoin d = new FlipCoin(); //Calling method to flip the coin and calculate the percentage d.CoinFlip(); break; case 4: LeapYear e = new LeapYear(); //Calling method to cheak whether the year is a leap year or not e.ChkLeapYear(); break; case 5: PowerOfTwo f = new PowerOfTwo(); //Calling method to calculate the power of 2 from 0 to n f.Powerof2(); break; case 6: Harmonic h = new Harmonic(); //Calling method to calculate the nth harmonic no h.ChkHarmonic(); break; case 7: Factors g = new Factors(); //Calling method to find the factors of a no g.FindFactors(); break; case 8: CuponNum k = new CuponNum(); //Calling method to generate the cupon nos k.Couponno(); break; case 9: Gambler l = new Gambler(); //Calling method to play Gambling Game l.GamblerG(); break; case 10: TripleSum m = new TripleSum(); //Calling method to find the sequence of three nos which sum is equals to 0 m.ThreeSum(); break; case 11: Distance n = new Distance(); //calling method to calculate the distance between two points n.FindDistance(); break; case 12: StopWatch o = new StopWatch(); //Start the watch Console.WriteLine("Enter 1 to start"); int t = int.Parse(Console.ReadLine()); if (t == 1) { o.Start(); } //Stop and Calculate the Elapsed time Console.WriteLine("Enter 0 to stop"); int t1 = int.Parse(Console.ReadLine()); if (t1 == 0) { o.Stop(); } Console.WriteLine(); break; case 13: Quadratic q = new Quadratic(); //Calling Find method to find roots q.Find(); break; case 14: int x = int.Parse(args[0]); int y = int.Parse(args[0]); WindChill s = new WindChill(); //calling method to calculate windchill s.FindWindChill(x, y); break; } }