PlaySudoku.us
Expert · Puzzle #677
6
1
2
7
1
6
4
9
2
1
5
7
9
3
5
7
8
4
1
5
9
5
8
4
8
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.
"In the middle of every difficulty lies opportunity." — Albert Einstein
"In the middle of every difficulty lies opportunity." — Albert Einstein