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usa today sudoku puzzle The objective is to fill a 9x9 grid with numbers 1-9, such that each row, column, and 3x3 subgrid contains all the digits from 1 to 9 without repetition. Use Pencil Marks: As you solve the puzzle, use pencil marks to indicate the numbers that can go in each cell. sudoku for brain healthsudoku 9x9 Finding Printable Sudoku with Answers: Online Sudoku Websites: There are numerous websites that offer a wide range of Sudoku puzzles with answers.
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