Sudoku 7,200 hard
A puzzle from Theguardian is titled Sudoku 7,200 hard.
Fill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9.
Click here to access the print version. Continue reading...
A puzzle from Theguardian is titled Sudoku 7,200 hard.
Fill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9.
Click here to access the print version. Continue reading...