![](assets/icon.png)
4 steps
wm1979wm1979
signature
13→33
rule
![](assets/rule.png)
{{{1, 2, 3}} -> {{2, 4, 4}, {1, 5, 4}, {5, 3, 1}}}
{{{1, 2, 3}} -> {{2, 4, 4}, {1, 5, 4}, {5, 3, 1}}}