PlaySudoku.us
Expert · Puzzle #601
7
8
4
9
2
5
8
9
3
6
5
1
3
6
4
7
9
4
2
8
6
1
6
4
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.