Pro Tip

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.

Pro Tip
✓ Completed! 👍
6
8
7
5
3
6
4
2
7
1
5
3
6
5
3
8
1
2
6
8
3
5
6
4
7
3
8
2
7
4
2
8
9
3
1
2
1
3
4
7
3
1
6
9
8
Pro Tip

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.

Pro Tip