00:00
6
7
2
1
4
4
3
8
7
3
1
4
5
9
4
1
6
7
2
8
6
7
5
2
1
2
3
4
5
6
7
8
9
Erase
Undo
Notes
Hint
?
Solution
Erase

made with for the people of the internet