C Programming Source Code Examples

Functions in C

C Programming: Example C Program to Understand Functions

This C source code demonstrates the implementation of fundamental mathematical operations using functions in the C programming language. It includes functions for calculating the square of a number, reading user input, and determining the area of a rectangle. The main program showcases the usage of these functions with specific values, providing a practical example for beginners to understand basic C programming concepts.

Copying One File to another in C

Copying One File to another in C

This is a simple C program that copies the contents of one file onto another file. It is similar to Unix’s cp  command. This C program is called with two parameters i.e. the names of two files. The contents of the file referenced in second parameter are copied onto the file which is referenced by first parameter. 

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