PlaySudoku.us
Hard · Puzzle #32
3
2
1
6
9
6
5
3
1
8
7
9
1
8
5
9
8
2
7
5
1
9
5
2
6
3
8
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.