PlaySudoku.us
Expert · Puzzle #873
4
8
2
6
2
3
2
7
4
5
2
6
3
1
7
5
4
6
7
3
5
4
9
3
6
8
"The difference between an amateur and an expert is that the expert has failed more times than the amateur has tried." — Anonymous
"The difference between an amateur and an expert is that the expert has failed more times than the amateur has tried." — Anonymous
Retired architect Howard Garns, who invented the modern Sudoku, never knew it became a global phenomenon — he died in 1989.
Retired architect Howard Garns, who invented the modern Sudoku, never knew it became a global phenomenon — he died in 1989.