C

Fibonacci Numbers
C, C Programming Source Code Examples

C Program to show Fibonacci Sequence

This C program prints out the first Fibonacci series of N numbers. In mathematics, the Fibonacci numbers are a sequence of numbers named after Leonardo of Pisa, known as Fibonacci. The first number of the sequence is 0, the second number is 1, and each subsequent number is equal to the sum of the previous two numbers of the sequence itself, thus creating the sequence 0, 1, 1, 2, 3, 5, 8, etc. The standard form of writing Fibonacci series is:

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file handling in C
C, C Programming Articles

Learn File Handling Concepts in C Programming

This article is about file handling using C programming language. File stores information for many purposes and retrieve whenever required by our C programs. A file represents a sequence of bytes on the disk where a group of related data is stored. File is created for permanent storage of data. C programming language can handle files as Stream-oriented data (Text) files and System oriented data (Binary) files.

Working with Pointers
C, C Programming Articles

Working with Pointers in C

A pointer is a variable that represents the location of a data item, such as a variable or an array element. Pointers are used frequently in C, as they have a number of useful applications. For example, pointers can be used to pass information back and forth between a function and its reference point. Pointers provide a way to return multiple data items from a function via function arguments to
be specified as arguments to a given function.

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graphics.h Reference
C, C Programming Articles

Graphics in C Language

In a C program, first step is to initialize the graphics drivers on the computer. This is done using the initgraph() method provided in graphics.h  library. In the next few pages we will discuss graphics.h library in more details. Important functions in graphic.h  library will be discussed in details and samples programs will be provided to show the power of C programming language especially for graphic programming developing graphical user interfaces.

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Input and Output in C
C, C Programming Articles

Input and Output in C: Stream Functions

The standard way of handling all input and output is done with streams in C programming regardless of where input is coming from or where output is going to. This approach has definite advantages for the programmer. A library package has been evolved which is known as known as the Standard I/O Library which is used in any C program by using stdio.h header. First, however, we need to understand exactly what the terms input and output mean in context of C.

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