PlaySudoku.us
Hard · Puzzle #621
1
8
7
3
4
9
5
8
7
8
3
5
9
7
4
9
1
2
8
6
5
2
5
7
3
6
2
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.