From: Matthew Kerwin <lists@...>
Date: 2013-02-07T15:15:07+09:00
Subject: Re: Issues from an extreme beginner

Matthew Kerwin wrote in post #1095671:
> Here's a small hint:
>
> (((str + int => str) + int => str) + int => str)
>
> (str + (int + (int + int => int) => int) => str)
>
> Also, String#length returns an int, so you should never need to call
> .to_i
> on it.
>
> Sent from my phone, so excuse the typos.

Er, that's a conceptual hint, by the way. You can't actually add an int 
to a string.

(However,  `str + int.to_s`  works fine...)

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