Ultimate Sudoku

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Play Free Sudoku Online. Complete the 9x9 grid using numbers 1 to 9 so that each row, column and any 3x3 box contains them without repeats.

How To Play Sudoku

Fill in digits onto empty squares with any number from 1 to 9. Make sure that the digit only appears once within any row, column and 3x3 section. Repeat the process using logic for every remaining empty square.

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