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~Unlicensed~ Sudo King achievements progress.
Complete a middle Sudoku in less than 10 minutes (no hints).
Complete a hard Sudoku in 15 minutes or less (no hints).
Complete a easy Sudoku (no hints).
Complete a middle Sudoku (no hints).
Complete a hard Sudoku (no hints).
Complete a easy Sudoku in less than 5 minutes (no hints).