PlaySudoku.us
Easy · Puzzle #63
6
2
1
7
9
5
4
8
6
1
7
3
3
7
9
4
1
2
5
6
1
7
8
8
3
5
7
8
1
5
2
4
4
5
3
2
2
5
4
8
6
1
7
5
9
3
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.