1. C# Program to add two numbers
  2. C# Program to initialize more than one variable at a time
  3. C# Program to find the square root of a number
  4. C# Program to check the age of a user is eligible for voting or not
  5. C# Program to check number is even or odd
  6. C# Program to find the greatest number among three numbers
  7. C# Program to find the largest of three numbers using nested if
  8. C# Program to find the largest of three characters using nested if
  9. C# Program to print table of any number
  10. C# Program to find quotient and remainder
  11. C# Program to find quotient without using the division operator
  12. C# Program to find remainder without using the modulus operator
  13. C# Program to swap two numbers without using third variable
  14. C# Program to perform arithmetic operations using switch case
  15. C# Program to print sum of first 10 natural numbers
  16. C# Program to find factorial of a number
  17. C# Program to check a number is a strong number or not
  18. C# Program to reverse a number
  19. C# Program to check a number is a palindrome or not
  20. C# Program to check number is Armstrong or not
  21. C# Program to check a number is prime or not
  22. C# Program to print all prime numbers between 1 to n
  23. C# Program to find the sum of prime numbers between 1 to n
  24. C# Program to check the square root of a number is prime or not
  25. C# Program to print first n odd numbers in descending order
  26. C# Program to find the sum of digits of a number
  27. C# Program to find the sum of even digits of a number
  28. C# Program to find the sum of odd digits of a number
  29. C# Program to find the sum of even and odd digits of a number
  30. C# Program to find the sum of first and last digit of a number
  31. C# Program to find the largest digit of a number
  32. C# Program to convert a number into characters
  33. C# Program to find the sum of array elements
  34. C# Program to find even and odd elements in an array
  35. C# Program to find the sum of even and odd elements in an array
  36. C# Program to reverse array elements
  37. C# Program to find the largest and smallest element in an array
  38. C# Program to find the second largest element in an array
  39. C# Program to find the second smallest element in an array
  40. C# Program to search an element in the array
  41. C# Program to check a number is unique or not
  42. C# Program to find duplicate elements in the array
  43. C# Program to copy all elements of an array to another array
  44. C# Program to swap adjacent elements of an array
  45. C# Program to sort an array in ascending order
  46. C# Program to sort an array in descending order
  47. C# Program to find union and intersection of two arrays
  48. C# Program to find prime numbers in an array
  49. C# Program to find the sum of prime numbers in an array
  50. C# Program to insert an element in an array
  51. C# Program to delete an element in an array
  52. C# Program to find saddle point in a matrix
  53. C# Program to add two numbers using class and object
  54. C# Program to check number is even or odd using class
  55. C# Program to find factorial of a number using class and object
  56. C# Program to reverse a number using class and object
  57. C# Program to check a number is a palindrome or not using class
  58. C# Program to check a number is Armstrong or not using class
  59. C# Program to check a number is prime or not using class
  60. C# Program using a static variable
  61. C# Program using the static method
  62. C# Program using static variables and methods
  63. C# Program to add two numbers using the static method
  64. C# Program using the default constructor
  65. C# Program using parameterized constructor
  66. C# Program using constructor overloading
  67. C# Program to add two numbers using constructor overloading
  68. C# Program using single level inheritance
  69. C# Program to add three numbers using single level inheritance
  70. C# Program to print student details using single inheritance
  71. C# Program using multilevel inheritance
  72. C# Program using hierarchical inheritance
  73. C# Program to add two numbers using hierarchical inheritance
  74. C# Program using aggregation
  75. C# Program using method overriding
  76. C# Program using protected keyword
  77. C# Program using public private and protected
  78. C# Program using abstract class and method