![](assets/icon.png)
6 steps
wm9623wm9623
signature
12→42
rule
![](assets/rule.png)
{{{1, 1}} -> {{2, 2}, {2, 3}, {3, 3}, {3, 1}}}
{{{1, 1}} -> {{2, 2}, {2, 3}, {3, 3}, {3, 1}}}