PlaySudoku.us
Expert · Puzzle #322
8
4
9
3
4
1
7
5
6
8
4
1
2
9
7
9
4
5
4
8
6
2
6
2
7
5
6
The minimum number of clues needed to create a valid Sudoku with a unique solution is 17.
The minimum number of clues needed to create a valid Sudoku with a unique solution is 17.
The minimum number of clues needed to create a valid Sudoku with a unique solution is 17.
The minimum number of clues needed to create a valid Sudoku with a unique solution is 17.