PlaySudoku.us
Expert · Puzzle #51
9
8
1
9
8
5
3
6
7
1
6
2
7
4
8
6
7
5
1
8
3
6
5
9
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.
"Mathematics is the music of reason." — James Joseph Sylvester
"Mathematics is the music of reason." — James Joseph Sylvester