PlaySudoku.us
Expert · Puzzle #191
5
4
8
7
1
5
9
1
7
2
9
6
7
3
6
8
2
8
8
7
5
2
9
5
9
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