PlaySudoku.us
Hard · Puzzle #640
7
8
9
5
3
4
5
1
2
9
3
8
1
7
4
5
9
1
8
3
3
5
2
7
9
8
5
7
"Success is not final, failure is not fatal: it is the courage to continue that counts." — Winston Churchill
"Success is not final, failure is not fatal: it is the courage to continue that counts." — Winston Churchill
"Energy and persistence conquer all things." — Benjamin Franklin
"Energy and persistence conquer all things." — Benjamin Franklin