This textbook is specially designed for undergraduate students of engineering in all major technological universities in India. This book has been carefully prepared to equip students as well as programmers with a comprehensive knowledge of programming so that they can develop programs on their own for various real-life problem-solving applications. Every chapter incorporates useful pedagogical features such as chapter outline, solved examples, tables and illustrations and chapter-end exercises including review questions, programming questions and multiple-choice questions. Detailed discussions on several important topics pertaining to problem solving have been included. Each topic has been supplemented with an illustrative program to aid in faster and effective understanding by the students.