This document provides an introduction to the C programming language. It discusses the history and development of C, including its creation at Bell Labs in 1972 and the standardization of ANSI C in 1988. The document also outlines key reasons for using C, such as efficiency, flexibility, support for low-level operations, and its role as a foundational language for other languages like C++ and Java. Finally, it provides an overview of the basic C development process from writing source code to compiling and linking programs.