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

made with for the people of the internet