PlaySudoku.us
Hard · Puzzle #43
1
8
2
6
7
6
9
4
7
2
3
5
2
8
7
1
6
5
8
4
6
7
5
2
9
3
5
7
6
There are Sudoku variants with extra constraints: Killer Sudoku (cage sums), Diagonal Sudoku, and even 3D Sudoku.
There are Sudoku variants with extra constraints: Killer Sudoku (cage sums), Diagonal Sudoku, and even 3D Sudoku.
"Opinion is the medium between knowledge and ignorance." — Plato
"Opinion is the medium between knowledge and ignorance." — Plato