![](assets/icon.png)
7 steps
wm3635wm3635
signature
13→23
rule
![](assets/rule.png)
{{{1, 2, 3}} -> {{3, 4, 2}, {4, 3, 1}}}
{{{1, 2, 3}} -> {{3, 4, 2}, {4, 3, 1}}}