PlaySudoku.us
Easy · Puzzle #277
1
4
9
8
2
9
2
8
4
6
3
1
7
2
9
4
3
7
1
2
3
8
4
5
9
7
2
6
4
3
8
6
5
4
1
6
5
7
3
9
6
5
1
5
3
1
2
4
"You must take your opponent into a deep dark forest where 2+2=5, and the path leading out is only wide enough for one." — Mikhail Tal
"You must take your opponent into a deep dark forest where 2+2=5, and the path leading out is only wide enough for one." — Mikhail Tal
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.