PlaySudoku.us
Hard · Puzzle #540
1
2
6
7
8
1
5
8
8
4
6
3
6
1
2
7
9
7
8
4
1
6
3
2
6
5
8
7
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.
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.