Using the Sudoku App

Sudoku is a deceptively simple game that involves aligning rows and columns of numbers between one and nine so that no two numbers appear in the same row or column, as shown in Figure 51-5. When you play Sudoku on your iPhone, you can choose different difficulty levels and keep track of your fastest times for solving the puzzle.

Get My New iPhone now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.