Classical rules of sudoku,
The numbers outside the grid indicate the sum of digits of the corresponding row/column. In this sum, numbers in white cells are positive and numbers in colored cells are negative.
"Le zèbre"
Solution code: Row 2, followed by row 8
on 15. December 2010, 12:02 by Mody
Ein sehr schönes, flüssig zu lösendes, Rätsel :)
on 11. December 2010, 01:29 by Fred76
Just named the grid :)
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