Data Structures using C, 2nd Edition

Chapter 1

Overview of C

CHAPTER OUTLINE

1.1 The History

1.2 Characters Used in C

1.3 Data Types

1.4 C Tokens

1.5 Structure of a C Program

1.6 printf() and scanf() Functions

1.7 Comments

1.8 Escape Sequence (Backslash Character Constants)

1.9 Operators and Expressions

1.10 Flow of Control

1.11 Input–Output Functions (I/O)

1.12 Arrays

1.13 Structures

1.14 User-defined Data Types

1.15 Unions

1.16 Functions

1.17 Recursion

1.1 THE HISTORY

In 1971 Dennis Ritchi, a system programmer from Bell laboratories, developed a very powerful language called C for writing UNIX, a large and complex operating system. Even the compiler of ‘C’ was written in C. In fact, it is a high level language that not only supports the necessary data types and data structures ...