C Solved programs, problems with solutions – C programming

C Solved programs, problems with solutions


C Solved programs —->  C is a powerful general-purpose programming language. It is fast, portable and available in all platforms. If you are new to programming, C is a good choice to start your programming journey.

This page contains the C solved programs/examples with solutions, here we are providing most important programs on each topic. These C examples cover a wide range of programming areas in Computer Science.

Every example program includes the description of the program, C code as well as output of the program. All examples are compiled and tested on a Windows system.

These examples can be as simple and basic as “Hello World” program to extremely tough and advanced C programs. Here is the List of C solved programs/examples with solutions (category wise) and detailed explanation.


C Solved Programs by categories…….


C Basic Solved Programs
C Program to Print Hello World Program
C Program to calculate a simple interest
C program to convert Total days to year, month and days
C program to find Sum and Average of two numbers
C Program to check whether number is EVEN or ODD
C Program to find largest number among three numbers
C Program to calculate the AREA of rectangle
C program to calculate Gross Salary of an employee
C program to convert temperature from Fahrenheit to Celsius and vice versa
C Program to accept ten numbers and display sum of even and product of odd numbers
C Program to check the occurence of digit in a given number
C Program to find out the sum of first n numbers
C Program to generate a table of a given input number
C Program to check a triangle is a equilateral, isosceles or scalene
C Program to check whether character is vowel or not
C Program To find largest and smallest number and their positions
C Program to find the gross and net salary
C Program to find the roots of a quadratic equation
C Program To calculate area and circumference of the circle
C program to find the biggest and smallest of three numbers
C program to calculate x^n using pow function
C program to find the difference of two numbers
C Program to Print value in Decimal, Octal, Hexadecimal using printf
C program to print size of variables using sizeof () operator
C program to find HCF of two numbers
C program to multiply two numbers using plus operator
C program to demonstrate example of global and local scope
C program to convert feet to inches
C program to print ASCII value of entered character
C Program to input values into an array and display them
C Program to pass array elements to a function
C Program to pass array to function to calculate sum
C Program to print value and address of elements of an array without pointer
C Program to perform Call By Value and Call By Reference methods
C Program to display student details using structure members
C Program to understand how structure members sent to function
C Program to understand how structure variable returned from function

C Number Solved Programs
C Program to check whether number is palindrome or not
C Program to reverse a number entered by user
C Program to find Prime numbers between two Limits(Range)
C Program to display Armstrong numbers between Limits (Range)
C Program to check whether number is EVEN or ODD
C Program to find largest number among three numbers
C Program to accept ten numbers and display sum of even and product of odd numbers
C Program to find out the sum of first n numbers
C Program To find the biggest and smallest number and positions
C program to find the biggest and smallest of three numbers
C program to calculate x^n using pow function
C program to find the difference of two numbers
C program to find HCF of two numbers
C program to multiply two numbers using plus operator
C program to calculate Sum and Product of all digits of entered number
C program to check whether number is Prime or Not
C program to count total number of digits of an entered number
C program to count occurrence of a particular digit in a number
C program to check whether number is Perfect Number or not
C program to check whether number is Perfect Square or not
C program to find sum of numbers Series : 1+2+3+4+….+N
C program to find sum of Series : 1^2 + 2^2 + 3^2 + 4^2 + …. + N^2
C program to find the sum of Series: 1/1! + 2/2! + 3/3! + 4/4! +….+ N/N!
C program to find sum of series: 1+ 1/2 + 1/3 + 1/4 + 1/5 + ……….. + 1/N
C program to find sum of series:1 + 3^2/3^3 + 5^2/5^3 + 7^2/7^3 + … till N terms
C program to find Sum of series S=1+(1+2)+(1+2+3)+..….+(1+2+3+…+n)
C Program to evaluate the cosine series cos(x)
C Program to evaluate the sine series sin(x)
C Program to evaluate the exponential series exp(x)
C Program to convert IP address to 32-bit long int
C Program to accept list of numbers and display it in reverse order
C program to accept ten numbers and display lowest one
C Program to accept ten numbers and display largest one
C Program to find value of poly.f(x)=a4x4+a3x3+a2x2+a1x+a0 using Horner’s method
C program to calculate the GCD(HCF) of number
C program for finding remainder
C Program to find the prime numbers below a given number
C Program to find the perfect numbers below a given number
C Program for Fibonacci numbers
C Program to check input is prime number or not
C program to add two complex numbers
C program to generate random numbers
C program to find ncr and npr
C program to swap two numbers with third variable
C program to Swapping of two numbers without third variable
C Program to convert decimal number to Binary, Octal or Hexadecimal
C Program to display reverse number and find sum of digits
C Program to convert Number to String using Recursion
C Program to convert string of numbers to an integer using Recursion

C String Solved Programs
C Program to count length of string without using any library function
C Program to Count length of string using library function
C Program to compare two strings
C Program to reverse any string
C Program to find frequency of characters
C Program to concatenate two string
C Program to copy first string into second string
C Program to count number of vowels in string
C program to delete vowels from a string
C Program to reverse each words in string without reversing the characters
C Program to check whether string is palindrome or not
C Program to Compare two strings without using functions
C Program to Concatenating two strings without using functions
C Program to Converting string from lowercase to uppercase and vice-versa
C Program to Counting the number of words in a given string
C Program to Counting the number of character in a given string
C Program to Sort Elements in Lexicographical Order (Dictionary Order)
C Program to Remove all Characters in a String Except Alphabet
C Program to arrange the string in alphabetical order
C program to count uppercase, lowercase and special characters in string
C program to toggle each character in a string
C program to find number of alphabets, digits or special characters in a string
C program to count total number of vowels and consonants in a string
C program to find the first occurrence of a character in a string
C program to find last occurrence of a character in a string
C program to search all occurrences of a character in a string
C program to find maximum occurring character in a string
C program to find minimum occurring character in a string
C program to remove first occurrence of a character from string
C program to remove last occurrence of a character from the string
C program to remove all occurrences of a character from the string
C program to remove all repeated characters in a string
program to replace first occurrence of a character in a string
C program to replace last occurrence of a character in a string
C program to replace all occurrences of a character in a string
C program to trim leading white space characters in a string
C program to trim trailing white space characters in a string
C program to trim both leading and trailing white spaces in string
C program to remove spaces and blanks from a string
C Program to display reverse and length of string
C Program to find frequency of vowels in String
C Program to Replace occurence of character by another character
C Program to convert Number to String using Recursion
C Program to convert string of numbers to an integer
C Program to find all permutations of string

C Arrays Solved Programs
C Program To find largest and smallest number and their positions
C program to input and print n elements in an array
C program to find sum of all elements of an array
C program to find maximum and minimum element in array
C program to find second largest number in an array
C program to copy all elements of one array to another
C program to insert an element in array
C program to delete an element from an array
C program to print all unique element in an array
C program to print all negative elements in an array
C program to count even and odd elements in an array
C Program to sort an array in ascending order using bubble sort
C Program to sort an array in descending order using bubble sort
C program to count total number of negative elements in array
C program count total number of duplicate elements in an array
C program to delete all duplicate elements from an array
C program to count frequency of each element in an array
C program to merge two sorted array in ascending order
C Program to merge two sorted array in descending order
C program to find reverse of an array
C program to put even and odd elements of array in two separate array
C program to search an element in the array
C program to sort an array in ascending order
C program to sort an array in descending order
C program to sort even and odd elements of array separately
C Program to search an element in an array using Binary search
C Program to search an element in an array using linear search
C program to replace all Even elements by 0 and Odd by 1
C Program to Find Union & Intersection of 2 Arrays
C Program to implement Stack Operations Using Arrays
C Program to Implement a Queue using an Array
C Program to Calculate Addition of All Elements in Array
C Program to Merge Sort of two different arrays
C Program to find Mean, Variance and Standard deviation of n numbers
C program to find GCD(HCF) of N numbers using Arrays
C Program to input values into an array and display them
C Program to pass array elements to a function
C Program to pass array to function to calculate sum
C Program to print value and address of elements of an array without pointer
C Program to print value and address of elements of an array using pointer
C Program to enter Student Details using array of structures
C Program to understand arrays within structures
C Program to understand how array of structures sent to function

C Matrix Solved Programs
C program to add two matrices
C program to subtract two matrices
C program to perform Scalar matrix multiplication
C program to multiply two matrices
C program to check whether two matrices are equal or not
C program to find sum of main diagonal elements of a matrix
C program to find the sum of opposite diagonal elements of a matrix
C program to find sum of each row and columns of a matrix
C program to interchange diagonals of a matrix
C program to find upper triangular matrix
C program to find lower triangular matrix
C program to find sum of upper triangular matrix
C program to find transpose of a matrix
C program to find determinant of a matrix
C program to check whether a matrix is Identity matrix
C program to check sparse matrix
C program to check symmetric matrix
C Program to read and print a MxN Matrix
C Program to input a matrix and print diagonals
C program to calculate norm and trace of a matrix
C Program To find the sum of secondary diagonal of a Matrix
C Program To find the sum of primary diagonal of a Matrix
C Program to Interchange any two Rows & Columns in Matrix
C Program to Sort Rows in Ascending and Cols in Descendng Order
C Program to Find Frequency of Odd & Even Numbers in Matrix
C Program to Print Square of Each Element of Matrix

C Pattern Solved Programs
C program for Floyd’s triangle
C program to print Pascal triangle
C Program to Print Inverted Star Pyramid
C Program to Print Numbers in Pyramid
C Program to Print Double Inverted Pyramid Pattern
C Program to Print Binary Numbers Pattern
C Program to Print Pyramid of Multiplication Tables
C Program to Print Letters Pyramid
C Program to Print Number Pyramid
C Program to Print prime number Pyramid
C Number Pattern Programs in C Programming
C program to Print Heart Star Pattern using loops
C Program to Print pyramid of numbers using Recursion

C Sorting Solved Programs
C program to implement quick sort using Arrays
C Program to implement Merge Sort using Linked List
C Program to implement Bubble Sort using Array
C Program to implement Insertion Sort Using Linked List
C Program to implement Insertion Sort Using Arrays
C Program to sort the numbers using selection sort
C Program to Sort Numbers using Bubble Sort
C Program to Sort Array in an Ascending Order
C Program to Sort Names in an Alphabetical Order
C Program to Implement Selection Sort using Recursion
C to Implement Selection Sort using Functions
C Program to Perform Merge Sort using Recursion
C Program to Perform Quick Sort using Recursion
C to Sort Structures on basis of Structure Element
C Program to Sort strings in alphabetical order
C Program to Implement Postman Sort Algorithm
C Program to Sort Array using LSDRadix Sort
C Program to Sort an Array using Heap Sort
C Program to Sort an Array using Gnome Sort
C Program to Implement Pigeonhole Sort
C Menu Driven Program for Bubble, Selection and Insertion Sorting

C Recursion Solved Programs
C program to find sum of numbers Series : 1+2+3+4+….+N
C Program to Implement Selection Sort using Recursion
C Program to Implement Selection Sort using Functions
C Program to Perform Merge Sort using Recursion
C Program to Perform Quick Sort using Recursion
C program to Find power of a number using recursion
C program to calculate factorial using recursion
C Program to find GCD of a number using recursion
C Program to print Fibonacci series using Recursion
C Program to calculate the sum n natural number using recursion
C program to count digits of number using recursion
C program to calculate sum of digits using recursion
C program to calculate length of string using recursion
C Program to implement Tower Of Hanoi
C program to check number is palindrome or not
C Program for Depth First Search using Recursion
C Program to Traverse the Tree using Recursion
C Program to Reverse Stack using Recursion
C Program to Find Length of String using Recursion
C Program to Find Biggest Number in Array using Recursion
C Program to implement Matrix Multiplication using Recursion
C to Display Nodes of Linked List in Reverse using Recursion
C Program to Display all Nodes in Linked List using Recursion
C Program Count Occurrence of Element in Linked List using Recursion
C Program Find Length of Linked List using Recursion
C Program to implement Binary Search using Recursion
C Program to Reverse String using Recursion
C Program to find Reverse of Number using Recursion
C Program to Copy One to Another String using Recursion
C Program to Check whether String is Palindrome or not using Recursion
C Program to Find Number is Prime or Not using Recursion
C Program to Find LCM of Number using Recursion
C Program to find HCF of Number using Recursion
C Program to find Product of two Numbers using Recursion
C Program to Convert Decimal to Binary System using Recursion
C Program to find First Capital Letter in String using Recursion
C Program to find factorial by recursion and iteration methods
C Program to display numbers from 1 to n and their sum by recursion
C Program to convert decimal number to Binary, Octal or Hexadecimal
C Program to display reverse number and find sum of digits by recursion
C Program to raise float to power integer by Recursion and Iteration
C Program to print prime factors using Recursion and Iteration
C Program to check number is divisible by 11 and 9 using recursion
C Program to display reverse and length of string using Recursion
C Program to count prime numbers and display them using recursion
C Program to find whether number is perfect or not using recursion
C Program to Find sum of proper divisors of number using Recursion
C Program to Display a number in words using Recursion
C Program to perform Multiplication by Russian peasant method
C Program to calculate Base-2 and Base-N logarithm by recursion
C Program to calculate Binomial coefficient using Recursion
C Program to implement Ackermann function using recursion
C Program to find frequency of vowels in String using Recursion
C Program to Replace occurence of character by another character
C Program to Print pyramid of numbers using Recursion
C Program to convert Number to String using Recursion
C Program to convert string of numbers to an integer using Recursion
C Program to find all permutations of string by Recursion and Iteration

C Pointer Solved Programs
C Program to Access Elements of Array Using Pointer
C Program Swap Numbers Using Call by Reference
C Program to Find Largest Number Using Dynamic Memory Allocation
C Program to Read Infinite Numbers in Ascending Order
C program to swap two numbers using pointers
C Program to Reverse order of word in string using pointers
C Program to Reverse string using pointers
C Program To find maximum number using pointers
C program to find average of numbers using pointers
C program to sort numbers using pointers
C Program to check Palindrome Program using Pointer
C Program to Get Address of array using Pointers
C program to count consonants and vowels in string using pointer
C program to read and print student details using pointer
C program to print string using pointers
C program to print size of different data types using pointers
C program to perform double pointer
C program to perform array of pointers
C Program to implement Stack Operations Using Pointer
C Program to Find Length of String using Pointer
C Program to reverse array using Pointers
C Program to display array with addresses using pointers
C Program to Add Two Numbers Using Pointer
C Program to dereference pointer variables
C Program to show an example of pointer to pointer
C Program to print value and address of elements of an array using pointer
C Program to perform Call By Value and Call By Reference methods
C Program to return more than one value from a function
C Program for dynamic memory allocation using malloc( )
C Program to understand the use of realloc() function
C Program to understand pointers to structures
C Program to understand how pointer to structure variable is sent to function
C Program to understand how pointer to structure returned from function

C File Handling Solved Programs
C Program to write to file using fprintf() function
C Program to copy data from One file to Another file
C Program to read text file using File Handling
C Program to create file and store data using file handling
C Program to convert File to upper case using file handling
C Program to Count characters of file
C Program to append data to the file
C program to write student record to a file
C program read integers and appends sum to the end
C program to merge two files using file handling
C Program to read student details and store it in file
C Program To read text file and print it on screen
C program to compare data of two files in File Handling
C program to read last n characters of file
C Program Delete Line from text File
C Program to Replace specific Line in Text File
C Program to Find Size of File in File Handling
C Program to Create Employee and Update it
C Program to Replace First Letter with Capital Letter
C Program to Count Lines,Blank Lines,Comments in File
C Program to Convert text of File to LowerCase

C Graphic Solved Programs
C Program to perform Fish Movement in graphics
C Program to perform Pendulum in graphics
C Program to perform Car Movement using graphics
C Program to perform Chess Board using graphics
C Program to perform Bouncing Ball using graphics
C Program to perform Moving Wheel using graphics
C Program to Draw a Ellipse using graphics
C Program to Draw Line using Graphics
C Program to Draw Line using Bresenham’s Line Drawing Algorithm
C Program to Draw a Circle using Mid-Point Algorithm
C Program to Draw a Circle using Bresenham’s Circle Algorithm
C Program to perform 2D Transformations in Translations
C Program to perform 2D Transformations using Scaling
C Program to perform 2D Transformations in Rotation
C Program to Show the ticking Clock using Graphics
C Program to Hide Mouse Pointer using Graphics
C Program to draw Inductive Coil using Graphics
C Program to Draw Resistance using Graphics
C Program to Draw PNP Transistor using Graphics
C Program to Draw Eclipse using Graphics
C Program to Draw NPN Transistor using Graphics
C Program to Draw Capacitor using Graphics
C Program to Draw Triangle using Graphics
C Program to check if mouse support is available or not in Graphics
C Program to create house and perform operations in Graphics
C Program to draw rectangle & perform operations in Graphics
C Program to implement midpoint circle drawing algorithm in Graphics
C program to implement Moving Car in Graphics
C program to implement Rotation of wheel in Graphics
C program to implement Spiral Model in Graphics
C program to implement Bar Graph in Graphics
C Program to implement Kite flying in Graphics
C graphics program for analog clock in Graphics
C Program to implement 3-D rotation in Graphics

C Advance Solved Programs
C program to inject virus to restart PC
C Menu Driven Program for Towers of Hanoi and Binary Search
C Menu Driven Program for Student Details using File Handling
C Menu Driven Program to implement stack operations
C Program to perform Binary Search
C program to perform Tower of Hanoi Algorithm using Recursion
C program to convert input String(Text) to Morse Code
C Program to convert Prefix into INFIX Expression
C program to perform Priority Scheduling
C program to Perform Operator Precedence
C program for implementing Macro Processor
C program to perform First Come First Serve Algorithm
C Program to Maintain Inventory items in Online Store
C program to design flying characters Screen Saver
C program to implement a TIC TAC TOE game
C program to calculate age or Age Calculator
C program to design love calculator and calculate love percentage
C program to generate and guess random number
C program to check given string is valid IPv4 address or not
C program to convert String into Hexadecimal
C program to calculate EMI or EMI Calculator
C program to check date is valid or not (2 Methods)
C program to design a digital clock
C program to calculate Compound Interest
C program to calculate Binary Addition and Binary Subtraction

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