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! 👍
9
3
2
1
6
7
4
5
6
2
7
4
8
9
7
2
3
9
3
1
6
7
2
4
1
3
4
2
9
8
2
9
4
7
1
1
5
8
6
4
7
3
6
5
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