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

made with for the people of the internet