1
6
5
6
1
4
3
2
2
6
4
1
8
6
9
5
1
2
4
3
8
7
6
7
3
5
1
8
5
6
3
7
5
6
9
8
4
"The higher we soar, the smaller we appear to those who cannot fly." — Friedrich Nietzsche
"The higher we soar, the smaller we appear to those who cannot fly." — Friedrich Nietzsche
Work the most constrained areas first — rows, columns, or boxes that already have the most filled digits.
Work the most constrained areas first — rows, columns, or boxes that already have the most filled digits.