PlaySudoku.us
Medium · Puzzle #311
7
2
6
9
3
4
5
3
7
4
9
3
1
5
4
6
5
6
6
8
7
9
3
1
7
9
1
7
4
2
9
6
1
"Wonder is the beginning of wisdom." — Socrates
"Wonder is the beginning of wisdom." — Socrates
Sudoku can be expressed as an integer linear program — a branch of optimization mathematics used in logistics and finance.
Sudoku can be expressed as an integer linear program — a branch of optimization mathematics used in logistics and finance.