PlaySudoku.us
Hard · Puzzle #529
3
2
8
7
6
2
1
6
7
4
5
3
7
9
4
8
1
9
7
2
5
4
1
2
8
5
"The measure of intelligence is the ability to change." — Albert Einstein
"The measure of intelligence is the ability to change." — Albert Einstein
"The measure of intelligence is the ability to change." — Albert Einstein
"The measure of intelligence is the ability to change." — Albert Einstein