![](assets/icon.png)
6 steps
wm1888wm1888
signature
13→33
rule
![](assets/rule.png)
{{{1, 2, 2}} -> {{3, 4, 4}, {1, 4, 4}, {3, 1, 2}}}
{{{1, 2, 2}} -> {{3, 4, 4}, {1, 4, 4}, {3, 1, 2}}}