PlaySudoku.us
Medium · Puzzle #277
1
8
5
7
6
5
8
9
4
4
3
2
8
5
8
4
7
6
1
8
9
7
2
5
8
3
1
9
4
3
4
6
1
1
8
6
7
"The infinite! No other question has ever moved so profoundly the spirit of man." — David Hilbert
"The infinite! No other question has ever moved so profoundly the spirit of man." — David Hilbert
"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