Did You Know?

The minimum number of clues needed to create a valid Sudoku with a unique solution is 17.

Did You Know?
✓ Completed! 👍
7
4
2
5
9
1
6
5
3
1
6
8
4
1
7
5
7
8
6
5
9
3
7
6
Did You Know?

The minimum number of clues needed to create a valid Sudoku with a unique solution is 17.

Did You Know?