Let Us C is a popular introductory book to the world of C programming. Its simple and approachable style has kept it a popular resource for newbies for many years. Summary of The Book With the expanding horizon of digital technology, there is also an increasing need for software professionals with a good command of a variety of programming languages. The C language is one of the basic skill sets in a programmers portfolio. There has been an explosion in the number of programming languages and different development platforms. However, the C programming language has retained its popularity across the decades. Let Us C is a great resource from which one can learn C programming.