PlaySudoku.us
Hard · Puzzle #77
5
2
6
4
3
6
2
4
5
3
2
1
4
7
5
6
9
3
1
8
2
9
2
1
6
5
Can you identify the technique needed to make the next move before filling in any digit? Name it, then use it.
Can you identify the technique needed to make the next move before filling in any digit? Name it, then use it.
"Well done is better than well said." — Benjamin Franklin
"Well done is better than well said." — Benjamin Franklin