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Expert · Puzzle #430
6
8
1
3
3
1
9
6
2
8
9
4
6
3
9
4
4
2
9
6
7
5
2
5
A solved cell is most useful in whichever house it brings down to one empty cell.
A solved cell is most useful in whichever house it brings down to one empty cell.
Hidden Triple: three digits each appearing in only three cells within a group — eliminate all other candidates from those three cells.
Hidden Triple: three digits each appearing in only three cells within a group — eliminate all other candidates from those three cells.