PlaySudoku.us
Medium · Puzzle #412
7
2
8
8
4
7
6
3
5
1
6
8
2
2
4
8
8
4
3
9
2
5
9
2
6
1
4
3
7
4
1
8
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.