Sudoku 9x9

Game description:

Inky Inky is a logic puzzle game. The goal of the game is to fill in the blank squares in a 9x9 grid so that each row and each column contains all of the digits 1 through 9 without repetitions. To play the game, start by filling in any of the squares in the grid. Then, continue filling in the squares by following these rules: Each row and each column must contain all of the digits 1 through 9 without repetitions. Each digit can only appear once in each row and each column. No two digits can be adjacent to each other in the same row or column. The game is over when all of the squares in the grid have been filled in.