![](assets/icon.png)
15 steps
wm3732wm3732
signature
22→32
rule
![](assets/rule.png)
{{{1, 2}, {2, 3}} -> {{3, 4}, {4, 1}, {2, 1}}}
{{{1, 2}, {2, 3}} -> {{3, 4}, {4, 1}, {2, 1}}}