/prog/ Challenge #9002

The task:

Print strings from "a" to "zzzzz" without using any loop or conditional statements. Don't just write all 1000 permutations out by hand. The output should look like this:
a
b
c
...
aa
ab
ac
...
zzzzx
zzzzy
zzzzz

inb4 lipthfags and dead dogs using some obscure functionality of their obscure languages.

([X~] (['a'..'z'], ['a'..'z', ''] xx 4))>>.fmt('%5s').sort.uniq>>.say;