Coding Challenge #12

Coding Challenge Series / Technical Interview Series

Decode a HTML URL encoded string.

A URL encoded string is a series of characters, where the sequence %## is a single byte hex encoded character.

Hi%20there!

becomes

Hi there!

Do not use any standard function for hex or decoding functions that may be provided by the language or platform you choose.

Don’t forget to consider CPU/memory/object usage as part of your solution!

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