Pro Tip

Box-Line Reduction: if all candidates for a digit in a row or column are within one box, eliminate that digit from the rest of the box.

Pro Tip
Today
Friday, June 26, 2026

Daily Sudoku Challenge

Medium
โ† Jun 25
7
8
4
5
9
4
7
3
5
3
4
6
9
6
1
6
9
4
8
3
4
7
2
3
2
3
7
5
1
7
5
4
6
2
1
7
Champion's Mindset

"My motto was always to keep swinging. Whether I was in a slump or feeling badly or having trouble off the field, the only thing to do was keep swinging." โ€” Hank Aaron

Champion's Mindset