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Rules of 'Blackout Sudoku'

Place numbers in the grid such that each row, column and 3x3 box contain distinct numbers. Shaded cells dont contain any number.

EXAMPLE:














UNIQUE SOLUTION:

4 comments:

Rohan Rao said...

This is one of the most trickiest sudoku variations.

As of what I have heard, this sudoku has been recently invented and it is one of the newer variations of sudoku.

Anonymous said...

can you share how to solve this kind of puzzle ( blackout sudoku) because i can't start solving it? Thanks

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Anonymous said...

Did you ever figure out how to do these? I don't get it!