PlaySudoku.us
Expert · Puzzle #819
7
1
3
9
6
1
2
5
4
7
1
2
4
3
1
8
2
6
4
8
5
6
7
1
A hidden pair in a row is often invisible until you track each digit separately through that row.
A hidden pair in a row is often invisible until you track each digit separately through that row.
"Give me six hours to chop down a tree and I will spend the first four sharpening the axe." — Abraham Lincoln
"Give me six hours to chop down a tree and I will spend the first four sharpening the axe." — Abraham Lincoln