PlaySudoku.us
Expert · Puzzle #674
7
3
1
4
6
5
6
3
2
5
9
7
1
8
9
7
4
9
5
6
7
2
5
8
After finishing any puzzle, go back and find every naked pair and hidden single you used. Catalog your techniques.
After finishing any puzzle, go back and find every naked pair and hidden single you used. Catalog your techniques.
"Chess is a fairy tale of 1001 blunders." — Savielly Tartakower
"Chess is a fairy tale of 1001 blunders." — Savielly Tartakower