# C Programming Code Examples

## C > C on Unix Code Examples

### A Program to utilize message queue for implementing the merge sort(Socket Programming)

C Armstrong numbers between an interval -
Declare function to print Armstrong numbers in given range. Lets give a meaningful name to function. Say "printArmstrong()" function prints all Armstrong numbers in given range.

Create strings, shuffle existing strings in C -
C programming code randomize string STR. Sefinitely not cryptographic secure. Strip trailing newline. Pick a random char out of input string. Swap orig char with pick and...

C++ Program to Implement Insertion Sort -
Insertion sort algorithm sort data by inserting them one by one into the List. This algorithm is based on sorting playing cards by picking & inserting them one by one. Here we take data

Calculate Addition or Subtraction & Trace -
Calculate the addition or subtraction & trace of 2 matrices. Here trace of the matrix is the sum of the elements on the main diagonal i.e the diagonal from the upper left to the lower

Removing First Occurrence of a Character -
C program to "read any string" from user and Remove first Occurrence of a given character from the string. The program should also use the concept of functions to remove the given

Finds Factorial of Number using Recursion -
This c program prompts user for entering any integer, finds the Factorial of input number & displays the output on screen. Use a recursive user defined function to perform the task. We

C++ Program to Implementing LRU Cache -
A Queue Node (Queue is implemented using Doubly Linked List). And a FIFO collection of Queue Nodes. A hash (Collection of pointers to Queue Nodes). A utility function to create

Code convert numbers to roman numerals -
Take a decimal number as input. Check if the number is greater than 1000 or 900 or 500 or 400 or 100 or 90 or 50 or 40 or 10 or 9 or 5 or 4 or 1. If it is, then store its equivalent roman...