PlaySudoku.us
Easy · Puzzle #694
9
5
3
4
7
2
1
4
6
8
5
3
7
9
2
1
9
2
1
3
6
2
7
4
8
3
9
1
8
7
3
9
6
8
2
8
4
1
3
9
7
5
2
9
8
3
4
Group theory classifies Sudoku symmetries: the automorphism group of the 9×9 Sudoku grid has order 1,218,998,108,160.
Group theory classifies Sudoku symmetries: the automorphism group of the 9×9 Sudoku grid has order 1,218,998,108,160.
"A champion is afraid of losing. Everyone else is afraid of winning." — Billie Jean King
"A champion is afraid of losing. Everyone else is afraid of winning." — Billie Jean King