Let Us C Solutions, Paperback by Kanetkar, Yashavant P., ISBN 8183331777, ISBN-13 9788183331777, Like New Used, Free shipping in the US C programming is all "do it yourself" stuff. Once you decide to write any program you would find that there are always at least two ways to write it. So you need to find out whether you have chosen the best way to implement your program. That's where you would find this book useful. It has solutions to the exercises in "Let Us C, 7th Edition".