C Tutorials

Understanding a Simple C Program In this post, we will understand a simple C program to add two numbers and display the output of the sum. C program shown below: #include<stdio.h> /* Program to calculate * sum of Two numbers a,b */ int main() { int a = 15; // Initialize a to 15. int […]

C Functions In this tutorial, we will learn about C Functions. Complex and large C programs can be divided into smaller functions that perform a certain task. What is a Function? A function is a reusable block of code that has a name. The function can be invoked from other parts of the program. In […]

Let’s learn how to write a C program to find the product of two integer numbers using Code::Blocks IDE. We will prompt the user to enter two numbers.

C is a case-sensitive programming language. The uppercase letters and lowercase letters in the C language are considered to be different.

In this tutorial, we will learn about C Expressions. An expression is a combination of operands, operators, and function calls that resolves or reduces to a single value.

Global variables are variables defined outside of all the functions in the program. They are usually declared at the beginning of the program but after the preprocessor directives.