Guilherme Polo wrote:
On Mon, Jul 28, 2008 at 6:24 PM, Ervan Ensis <[EMAIL PROTECTED]> wrote:
My programming skills are pretty rusty and I'm just learning Python so this
problem is giving me trouble.

I have a list like [108, 58, 68].  I want to return the sorted indices of
these items in the same order as the original list.  So I should return [2,
0, 1]

You could simply do this:

a = [108, 58, 68]
b = sorted(a)
[b.index(c) for c in a]

Yuck.  Slow, and it fails if duplicate list elements exist.

Also... This looks like a beginners programming assignment. Let's let him try it himself. We can offer help rather than full solutions if he has specific Python questions.





For a list that's already in order, I'll just return the indices, i.e. [56,
66, 76] should return [0, 1, 2]

Any help would be appreciated.

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