Mark T.Shen

Rated 0.00(0) — Mark T.Shen

MySudoku is a kind of Sudoku to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid (also called "boxes", "blocks", "regions", or "sub-squares") contains all of the digits from 1 to 9.