PlaySudoku.us
Easy · Puzzle #586
3
2
7
6
4
5
4
7
4
1
8
2
6
4
3
8
9
5
2
9
8
5
3
4
1
1
5
4
8
3
1
8
9
4
4
5
8
2
9
6
7
4
3
"Young man, in mathematics you don't understand things. You just get used to them." — John von Neumann
"Young man, in mathematics you don't understand things. You just get used to them." — John von Neumann
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.