PlaySudoku.us
Medium · Puzzle #552
9
8
4
1
6
7
9
1
6
4
5
6
4
7
8
3
1
7
3
1
6
2
7
7
4
4
1
6
8
9
6
7
4
"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