PlaySudoku.us
Hard · Puzzle #980
6
5
2
4
1
3
6
5
9
6
4
4
5
3
7
8
9
2
6
1
3
9
1
5
5
2
9
8
3
Sudoku is a constraint satisfaction problem — the same class of problems used in scheduling, circuit design, and AI planning.
Sudoku is a constraint satisfaction problem — the same class of problems used in scheduling, circuit design, and AI planning.
Sudoku is a constraint satisfaction problem — the same class of problems used in scheduling, circuit design, and AI planning.
Sudoku is a constraint satisfaction problem — the same class of problems used in scheduling, circuit design, and AI planning.