The variations in Round2 in this month are Extra Region Sudoku, Renban Sudoku, Odd Sudoku, Frame Sudoku,

Rules and examples are provided below.

## AuthorSudokus for March 2013 are written By Branko Ceranic, 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 ## Extra Region SudokuApply Classic Sudoku rules. ## Renban SudokuApply Classic Sudoku rules. ## Odd SudokuApply Classic Sudoku rules. ## Frame SudokuApply Classic Sudoku rules. If you want to print this page, click here to print without the background colors |