Acknowledgements

We highly appreciate and express our thanks to our colleagues at Shree Ganpati Institute of Technology for assisting us in testing our solutions. Chiefly, we would like to thank our colleagues Mr Manish Verma, Mr Manish Kumar, Ms Swapna, Mr K. Vishal and Ms Deepika. We are highly indebted to teachers, both from the past and the present, for their valuable suggestions and their painstaking efforts to make this subject easier for students.

We are thankful to Dr M. N. Seetaramnath, formerly, Professor, Computer Science Department, IIT Kharagpur and Andhra University who has taught computer science to us and has been a source of encouragement throughout.

Our special thanks to the Management of Shree Ganpati Institute of Technology headed by Shri. Susheel Kasana and Shri. S. N. Aggarwal for their encouragement during this project.

We thank the editorial team at Pearson Education—Sojan Jose, S. Shankari, M. E. Sethurajan and Jennifer Sargunar. We highly appreciate the pains they have taken to bring out this high-quality book.

We express our thanks to V. Usha Ramesh for being a tower of support to us. We also thank V. Aparna for her contributions. Finally, we thank Prahlad Jr. for de-stressing us with his playful antics.

Ramesh Vasappanavara
Anand Vasappanavara
Gautam Vasappanavara