This is an advanced Sudoku book that describes Sudoku solving methods from easy to difficult: elimination method, remainder method, block method, number pair method, array method, fish structure, single chain structure, XYwing/XYZwing, and algebraic method. If you are still a Sudoku novice, then this book will help you get started with Sudoku. If you already have a certain foundation, this book can also help you open up the two channels of Ren and Du, and improve the rigor of problem-solving logic and analysis. If you are already an expert, why not compare the problem-solving methods in this book with your own problem-solving methods? To learn from each other's strengths and make progress step by step, don't miss this "Complete Collection of Standard Sudoku Techniques".
Reader comments
The contents such as elimination method and unique remainder method in the book are very practical, and they are also accompanied by diagrams, making them easy to understand. Just like what is said in the book, "Use the elimination method to find that in a certain area, there is only one box that can fill in a certain number." This method can help us quickly find the key to solving the problem.
The contents such as elimination method and unique remainder method in the book are very practical, and they are also accompanied by diagrams, making them easy to understand. Just like what is said in the book, "Use the elimination method to find that in a certain area, there is only one box that can fill in a certain number." This method can help us quickly find the key to solving the problem.