Well, I definitely need to learn the .reduce method — thanks for the idea!

clearly didn't read the description

You just taught me how to use reduce, thank you!

love it

good blesss.

I think this solution is not what a beginner would provide

Good Job :)

same sol ^^

no substring ? wot´s this dark magic ?

neat and concise

great ! i hadn't thought of it

perdon no se bien todavia commo usar codewards

Use spoiler flag next time.

thank you.