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

made with for the people of the internet