PlaySudoku.us
Medium · Puzzle #523
6
7
3
1
6
4
5
2
4
5
6
8
8
5
1
6
3
2
4
5
9
1
3
7
8
6
8
7
5
2
9
6
8
9
5
Counting the number of Sudoku solutions for a given puzzle is #P-complete — computationally harder than NP-complete.
Counting the number of Sudoku solutions for a given puzzle is #P-complete — computationally harder than NP-complete.
"You miss 100% of the shots you don't take." — Wayne Gretzky
"You miss 100% of the shots you don't take." — Wayne Gretzky