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C Programming Tutorial

The C is a general-purpose, procedural, imperative computer programming language developed in 1972 by Dennis M. Ritchie at the Bell Telephone Laboratories to develop the UNIX operating system.

The C is the most widely used computer language, it keeps fluctuating at number one scale of popularity along with Java programming language, which is also equally popular and most widely used among modern software programmers.


This tutorial is designed for software programmers with a need to understand the C programming language starting from scratch. This tutorial will give you enough understanding on C programming language from where you can take yourself to higher level of expertise.


Before proceeding with this tutorial, you should have a basic understanding of Computer Programming terminologies. A basic understanding of any of the programming languages will help you in understanding the C programming concepts and move fast on the learning track.

Compile/Execute C Programs

For most of the examples given in this tutorial, you will find Try it option, so just make use of it and enjoy your learning.

Try following example using Try it option available at the top right corner of the below sample code box:

#include <stdio.h>

int main()
   /* my first program in C */
   printf("Hello, World! \n");
   return 0;

1 - C Programming Quick Reference Guide

A quick reference guide for C Programming Professionals.

C Programming Quick Reference Guide

2 - C Programming Useful Resources

A collection of C Programming Sites, Books and Articles is given at this page.

C Programming Useful Resources

3 - C Programming Tutorial in PDF

Download a C Programming Tutorial in PDF format.

C Programming Tutorial in PDF

4 - C Standard Library

All the useful methods from C standard library has been put together for easy access.

C Standard Library