PlaySudoku.us
Easy · Puzzle #401
9
7
3
2
5
1
8
3
4
2
6
1
4
6
7
8
4
5
1
9
3
7
5
2
3
1
1
9
3
6
4
2
6
8
4
3
7
4
9
1
6
2
5
6
3
8
7
"The only way to learn mathematics is to do mathematics." — Paul Halmos
"The only way to learn mathematics is to do mathematics." — Paul Halmos
"The pin is mightier than the sword." — Fred Reinfeld
"The pin is mightier than the sword." — Fred Reinfeld