Rules of 'Irregular Sudoku'

Place numbers in the grid such that each row, column and thick-outlined region contain the numbers 1 to 9.

EXAMPLE:


UNIQUE SOLUTION:

2 comments:

  1. Irregular Sudoku is one of the basic variations of sudoku.
    It is an extended version of the Irregular Number Place puzzle.

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  2. This sudoku is sometimes called 'Jigsaw Sudoku'

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