Algorithm: Algorithm introduction 1. (No.2 on the bestseller list in 2008) (selected by programmers and other institutions as one of the top ten IT books most loved by readers in 2006) This book introduces many commonly used data structures and effective algorithms in depth, making the design and analysis of these algorithms easy for readers at all levels to understand. 2. This book is the most authoritative university textbook for the algorithm course in the world, and it is basically used by famous universities all over the world. The four authors of this book, Thomas H. Cormen, Charles E. Leiserson and Ronald L. Rivest, are professors at MIT, and Clifford Stein is a doctoral student at MIT and now a professor at Columbia University.