C BY CS

INTRODUCTION

Facts about C

Why use C?

C Programs

C - Environment Setup

Text Editor

The C Compiler

Installation on Windows

C - Program Structure

Hello World Example

Compile and Execute C Program

C - Basic Syntax

Tokens in C

Semicolons

Comments

Identifiers

Keywords

Whitespace in C

Input & Output

The Standard Files

The getchar() and putchar() Functions

The gets() and puts() Functions

The scanf() and printf() Functions

C - Data Types

Integer Types

Floating-Point Types

The void Type

String DataType

C - Variables

Variable Definition in C

Variable Declaration in C

Lvalues and Rvalues in C

C - Constants and Literals

Integer Literals

Floating-point Literals

Character Constants

Character Constants

Defining Constants

The const Keyword

STORAGE CLASSES

The auto Storage Class

The register Storage Class

The static Storage Class

The extern Storage Class

C - Operators

Arithmetic Operators

Relational Operators

Logical Operators

Bitwise Operators

Assignment Operators

Misc Operators ↦ sizeof & ternary

Operators Precedence in C

C - Decision Making

if statement

if....else statement

nested if statement

switch statement

nested switch statement

C - Loops

do...while loop

for loop statment

C Unconditional Statments

Continue Statment

Arrays in C

Creating a Array

Types of Arrays

C - Functions

Defining a Function

Function Declarations

Calling a Function

Function Arguments

Strings

C - Pointers

What are Pointers?

How to Use Pointers?

NULL Pointers

Pointer arithmetic

Array of pointers

Pointer to pointer

Passing pointers to functions in C

Return pointer from functions in C

C - Structures

Defining a Structure

Accessing Structure Members

Structures as Function Arguments

Pointers to Structures

Bit Fields

C - Unions

Defining a Union

Accessing Union Members

C - Files

Opening Files

Closing a File

Writing a File

Reading a File

Binary I/O Functions

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