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Evil · Puzzle #958
7
8
4
5
1
8
7
6
9
3
7
1
8
6
7
6
7
4
2
5
7
1
9
4
2
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.
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.