RULES : Classic sudoku rules apply. Orthogonally adjacent cells containing consecutive numbers are separated by white dots. All possible dots are marked.
RULES : Classic sudoku rules apply. Orthogonally adjacent cells containing consecutive numbers are separated by white dots. All possible dots are marked.
RULES : Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 box.
RULES : Classic sudoku rules apply. Additionally, the numbers with arrows outside the grid indicate the sum of the digits appearing in the cells in the corresponding direction. Numbers may repeat in the direction of the arrow.
RULES : Classic sudoku rules apply. Cells containing grey circles contain only odd digits. Cells containing grey squares contain only even digits.
RULES : Classic sudoku rules apply. Additionally, digits along the given lines read the same from either direction on the line.
RULES : Classic sudoku rules apply. Additionally, a digit cannot repeat in a cell which is at a knight's step ( as in chess ) from itself.
Rules: Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. Clu...