How to play
The given Sudoku board had 81 cells. The cells can be divided into
- Nine Rows of 9 cells each.
- Nine columns of 9 cells each.
- Nine square boxes (3 x 3 boxes) of 9 cells each.
The puzzle is solved by filling the numbers 1 to 9 in all of the rows, columns and square boxes. No number will be repeated within a row, column or a square box.
Some of the cells are pre-filled with numbers which cannot be changed. The sudoku puzzle has only one solution.