[Shebang]

Edited my entry.

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Ahh, sorry. It's instinctive. I guess security isn't much of an issue.

No worries

I'll give you a few more hints

• If you make that for into a while, you can make that loop a one-liner (think list comprehension). The while will not make it shorter, just ensure it actually finishes timely.
  
• String slicing doesn't need a 0 placeholder.
  

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Edited my entry.

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Ahh, sorry. It's instinctive. I guess security isn't much of an issue.

EDIT: 86?! How?

It's actually down to 75 now To be fair, I have practice golfing, you don't A few of the tricks I'm using aren't stuff that would be common knowledge/practice to a lot of people.