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