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The anti-69 sudoku is a variant with an erotic touch. The classic rules also apply to this puzzle, but as an extra the numbers 6 and 9 should NEVER touch each other. Also not diagonal.
LEV: choose a level of difficulty. Between brackets is the number of puzzles per level.
PUZ: enter the puzzle number of your choice.
START: choose this to load the puzzle.
|ROW:||In front of every ROW you will find the missing digits for that row.|
|COLUMN:||Above every COLUMN you will find the missing digits for that column.|
|BOXES (1-9):||At the top left are 9 boxes with the missing digits of the 9 subgrids.|
|NUMBER OF DIGITS:||At the top you can see how often a number has already been entered and where.|
|ENTERING DIGIT(S):||On the left, cells in white color, choose the digit(s) you want to enter and then click on the sudoku cell of your choice. Choose a digit and the empty cell below digit 9 if you want to place 1 digit in small size.|
|BUTTON ✓:||Choose ✓ button to check the puzzle. All the correct numbers turn GREEN just like the initial numbers and now can not be changed anymore.|
|BUTTON SOL:||Click on the SOL button to display the puzzle solution.|