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