Online Sudoku

Giới thiệu

Here you can play, on the web, Sudoku puzzles online. The 9x9 grid is made up of 3x3 subgrids (called regions) starts with various numerals given in some cells (the givens) The aim of a Sudoku puzzle is to enter a numeral from 1 through 9 in each cell of a grid each row, column and region must contain only one instance of each numeral Every puzzle has a unique solution. There are no daily puzzles because you can generate a new one by clicking the desired difficulty level.