PlaySudoku.us
Evil · Puzzle #486
9
1
3
5
4
3
8
8
2
1
6
9
6
7
7
4
8
1
4
2
9
5
3
6
Newspaper Sudoku puzzles are graded by stars — one star for easy, five stars for fiendish — though standards vary by publication.
Newspaper Sudoku puzzles are graded by stars — one star for easy, five stars for fiendish — though standards vary by publication.
The number of essentially different Sudoku grids, accounting for symmetry, is 5,472,730,538 — about 5.5 billion.
The number of essentially different Sudoku grids, accounting for symmetry, is 5,472,730,538 — about 5.5 billion.