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Rules of 'Ring Sudoku'

Place numbers in the grid such that each ring (innermost to outermost), each sector and each circle part bordered by thick lines contain the numbers 1 to 9.

EXAMPLE:


UNIQUE SOLUTION:

1 comment:

Rohan said...

Most people 'fear' this sudoku due to its shape. If you look closely, Ring Sudoku is nothing but a simple Classic Sudoku!
Any Ring Sudoku can be converted into a Classic Sudoku and then solved.

Solving a Ring Sudoku without conversion can be very strenous to the eye! ;)