PlaySudoku.us
Easy · Puzzle #261
6
2
7
1
5
7
5
9
1
8
2
1
8
5
2
4
6
3
9
5
1
4
2
6
4
9
5
8
4
5
9
6
3
6
5
4
2
8
2
7
3
2
3
7
1
9
5
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.