List of C Programs

Here is the list of all C programs available in this blog. You can find basic level programs as well as advanced level programs. All of these programs have been categorised below. Click on the buttons inside the tabbed menu to explore those categories.


Basic

  1. Hello, World! program
  2. Addition, Subtraction, Multiplication and Division
  3. Average of two numbers
  4. Convert a character to ASCII value
  5. Convert ASCII value to a character
  6. Find unit digit of a number
  7. Compute quotient and remainder
  8. Swap two numbers without third variable
  9. Swap two numbers using third variable
  10. Swap two numbers using X-OR
  11. Fahrenheit to Centigrade conversion
  12. Centigrade to Fahrenheit conversion
  13. Simple interest
  14. Conversion between Kilograms and Grams
  15. Calculate percentage of a number

    16. Decision making

  16. Check vowel or consonant
  17. Check if a character is a digit
  18. Conversion between uppercase and lowercase letter
  19. Check if a number is positive or negative
  20. Check if a number is even or odd
  21. Find largest among three numbers
  22. Check if a number is a perfect square
  23. Check leap year
  24. Simple calculator
  25. Calculate profit and loss
  26. Roots of quadratic equation
  27. Find the letter grade of a student
  28. Find the age group
  29. Calculate income tax
  30. Display month according to input number
  31. Conversion between 12-hour and 24-hour time format

    32. Loop & Recursion

  32. Print natural numbers from 1 to N
  33. Print natural numbers from 1 to N using Recursion
  34. Sum of first N natural numbers / Sum of series 1 + 2 + 3 + .. + N
  35. Print all numbers in a range
  36. Sum and average of N numbers
  37. Compound interest
  38. Display letters from A to Z
  39. Factorial of a number
  40. Power of a number
  41. Count no of digits
  42. Sum of the digits of an integer
  43. Reverse of a number
  44. Check if a number is palindrome
  45. Count palindrome between intervals
  46. Display N th fibonacci number
  47. Display fibonacci sequence
  48. Display fibonacci sequence upto N
  49. Check a number is a prime or not
  50. Display all prime numbers upto N
  51. Display First N prime numbers
  52. Display prime numbers between interval
  53. Check amstrong number
  54. Find amstrong numbers between interval
  55. Display multiplication table
  56. Check perfect number
  57. Find minimum number of currency notes to make an amount N
  58. Find the average and sum until 0 is entered
  59. Find the value of permutation and combination
  60. Find the frequency of a digit in a number

    61. Array

  61. Find largest element
  62. Find smallest element
  63. Sum of elements
  64. Sum and average of N numbers
  65. Display array in reverse
  66. Rotate an array

    67. Strings

  67. Check if a string is palindrome
  68. Change case of a string

    69. Pattern

  69. Square pattern
  70. Rectangle pattern
  71. Rhombus pattern
  72. Half diamond pattern
  73. Diamond pattern
  74. Right triangle, Half pyramid pattern
  75. Full pyramid pattern
  76. Inverted full pyramid pattern
  77. Snake number pattern
  78. Spiral pattern
  79. Hollow rectangle pattern
  80. Hollow rhombus pattern
  81. Hollow diamond pattern
  82. Hollow pyramid pattern
  83. Floyd's triangle pattern
  84. Pascal's triangle pattern

    85. File Input/Output

  85. Display own source code

    86. Bitwise operation

  86. Check if a number is even or odd

    87. Matrix

  87. Check equality of two matrices
  88. Matrix addition
  89. Matrix subtraction
  90. Matrix multiplication
  91. Check diagonal matrix
  92. Check upper triangular matrix
  93. Check lower triangular matrix
  94. Trace of matrix

    95. Geometry

  95. Calculate the Area, Perimeter and Diagonal of a square
  96. Calculate Area, Perimeter and Diagonal of a Rectangle
  97. Calculate Area and Perimeter of a Circle
  98. Calculate Area, Perimeter and Side of a Rhombus
  99. Calculate Surface Area and Volume of a Sphere
  100. Find the Area and Perimeter of an Equilateral Triangle
  101. Find the Area and Perimeter of an Isosceles Triangle
  102. Find Area and Perimeter of Scalene Triangle
  103. Find Area and Perimeter of a Parallelogram
  104. Find Area and Perimeter of a Trapezoid
  105. Find Area of a Circular Ring
  106. Find Length and Area of Arc in Circular Sector
  107. Pythagorean Theorem
  108. Find Surface Area and Volume of a Cube
  109. Find Surface Area and Volume of a Cylinder
  110. Find Surface Area and Volume of a Cone
  111. Find Surface Area and Volume of a Rectangular Prism
  112. Euclidean distance
  113. Manhattan distance
  114. Check if three points form a triangle

    115. Number System

  115. Convert Decimal to Binary
  116. Convert Binary to Decimal
  117. Conversion between Binary and Hexadecimal

    118. Searching & Sorting

  118. Linear search
  119. Binary search

    120. Games

  120. Rock paper scissors random approach

    121. Miscellaneous

  121. Multiply large numbers

Structure and Union

File Input/Output

  1. Display own source code

Searching & Sorting

  1. Linear search
  2. Binary search

Miscellaneous

  1. Multiply large numbers