Problem 2 - Secret code

Bert has come up with a secret code and has sent you a secret message! Unfortunatly he has not told you how to decode it! You need to write a program to decode the message.

You still have a old message which was encoded using the same method which has already been decoded -

The message to decode is -

ihys ys g skpwki ckssgvk ehyph shnmoq igak dnm g ehyok in enwa nmi. yu dnm qn enwa nmi ihk gxsekw ihkx dnm shnmoq sgd pgwwni siypas in dnmw ikgphkw. ihkd shnmoq axne ehgi dnm ckgx!

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