SUDOKU

SUDOKU - is a logic-based, combinatorial number-placement puzzle. The puzzle setter provides a partially completed grid, which for a well-posed puzzle has a single solution. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 subgrids that compose the grid (also called "boxes", "blocks", or "regions") contains all of the digits from 1 to 9. Features 66 Achievements Full Russian and English Alphabet + Symbols.
more information...

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9