Did You Know?

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

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

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

Did You Know?