Easy while using a certain Lib, but try doing it without it

Not a kata suggestion ~~

For the ones who are struggling, this is a Tip :

Think of it like you have to separate the process and that if you find a marker you stop the process that look for them and save your progress somewhere.

Good Luck :^)

I solved it using recusive and when i saw other's solution i just want to bang my head with the wall !