The variations in Round2 in this month are Toroidal Sudoku, Odd Sudoku, Consecutive Sudoku, Extra Region Sudoku,

Rules and examples are provided below.

## AuthorSudokus for October 2012 are written By Deb Mohanty |
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## Classic SudokuPlace the digits 1 through 9 into the empty cells in the grid so that each digit appears exactly once in each of the rows, columns, and bold outlined 3X3 boxes. Answer key for the above Sudoku is : 416978325, 327186459 ## Toroidal SudokuEvery digit from 1 through 7 has to appear exactly once in every row, every column, and outlined regions. ## Odd SudokuApply Classic Sudoku rules. ## Consecutive SudokuApply Classic Sudoku rules. ## Extra Region SudokuApply Classic Sudoku rules. If you want to print this page, click here to print without the background colors |