public static void Main(string[] args) { Console.WriteLine(" 1. Replace String \n 2. FlipCoin \n 3. LeapYear \n 4. PowerOf2 \n 5. HarmonicNo." + " \n 6. PrimeFactor \n 7. WindChill Temperature \n 8. Euclidean distance \n 9. QuadraticEquation " + "\n 10. FindTriplets \n 11. Gambler \n 12. 2DArray \n 13. CouponNumber \n 14. StopWatch \n 15. TicTaeToe" + "\n 16. Vending Machine \n 17. Day of week \n 18. TemperatureConversion \n 19. MonthlyPayment \n 20. SquareRoot" + "\n 21. BinaryConversion \n 22. SwapNibbles \n 23. ResultantNo is Power of two \n 24. BinarySearch \n 25. BubbleSort" + "\n 26. Insertion Sort \n 27. Merge Sort \n 28. Anagram \n 29. Prime btw 1-1000 \n 30. Permutation Recursive \n 31. Permutation Iterartion "); int option = Utility.readInt(); switch (option) { case 1: ReplaceString.Replace(); break; case 2: FlipCoin.flipCoin(); break; case 3: LeapYear.LeapYears(); break; case 4: PowerOf2.PrintTable(); break; case 5: Harmonic.HarmonicNo(); break; case 6: PrimeFactor.Primefactor(); break; case 7: WindChill.Chill(); break; case 8: Distance.EuclideanDistance(); break; case 9: QuadraticEquation.Quadratic(); break; case 10: Sumof3No.SumZero(); break; case 11: Gambler.Gambling(); break; case 12: Array2D.IntegerArray(); break; case 13: CouponNumber.couponNumber(); break; case 14: StopWatch.Watch(); break; case 15: TicTacToe.TictaeToeGame(); break; case 16: VendingMachine.Atm(); break; case 17: DayOfWeek.checkday(); break; case 18: TemperatureConversion.Conversion(); break; case 19: MonthlyPayment.PaymentMonthly(); break; case 20: Sqrt.Root(); break; case 21: Binary.DecToBinary(); break; case 22: BinarySwaapNibble.SwapNibble(); break; case 23: ResultantPower2.Resultant(); break; case 24: BinarySearch.Search(); break; case 25: BubbleSort.Bubblesort(); break; case 26: Insertion.InsertionSorting(); break; case 27: MergeSort.Mergesorting(); break; case 28: Anagram.AnagramString(); break; case 29: PrimeNoRange.Range(); break; case 30: Permutation.Recursion(); break; case 31: permutationIterative.Iterative(); break; case 32: PlaindromePrimeNo.AnagramPrime(); //PlaindromePrimeNo.Palindrome(); break; } }