PlaySudoku.us
Expert · Puzzle #61
2
8
3
4
6
2
6
9
7
5
9
4
2
3
6
5
5
1
9
8
5
3
6
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.