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Easy · Puzzle #687
3
4
2
1
7
6
5
5
1
6
7
9
9
5
6
4
2
1
9
6
2
3
3
9
4
8
6
3
5
1
7
3
9
5
8
8
2
5
7
1
1
8
7
X-Wing: if a digit appears in exactly two cells in two different rows, and those cells share the same columns, you can eliminate that digit from those columns elsewhere.
X-Wing: if a digit appears in exactly two cells in two different rows, and those cells share the same columns, you can eliminate that digit from those columns elsewhere.
X-Wing: if a digit appears in exactly two cells in two different rows, and those cells share the same columns, you can eliminate that digit from those columns elsewhere.
X-Wing: if a digit appears in exactly two cells in two different rows, and those cells share the same columns, you can eliminate that digit from those columns elsewhere.