PlaySudoku.us
Hard · Puzzle #419
4
6
9
1
9
8
7
6
2
7
4
3
8
5
2
7
3
7
4
3
9
6
5
1
4
3
"It is not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change." — Charles Darwin
"It is not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change." — Charles Darwin
Never guess. Every Sudoku on this site has a logical solution. If you feel stuck, try a different technique.
Never guess. Every Sudoku on this site has a logical solution. If you feel stuck, try a different technique.