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Beginners Guide
Sudoku is a game designed for a single player, formally similarto a crossword puzzle. It uses a square grid containing nine boxes that contain nine small squares called cells. The grid comes with some cells already filled in
The goal of the game is to fill the empty cells with numbers 1 through 9 following the basic rules:
no repeats are allowed in any row
no repeats are allowed in any column
no repeats are allowed in any box
As you can see, no mathematics is involved. As a matter of fact, there are sudoku puzzles that use letters of the alphabet or even pictures