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Devin Kulp
892 PointsStep 4
For step 4 of slice functions I type:
def reverse_evens(porkybutter):
return porkybutter[-2::-2]
into my console and it works perfect.
Not being accepted in the challenge however.
[MOD: added ``` python formatting. -cf]
3 Answers
Chris Freeman
Treehouse Moderator 68,166 PointsYou need to account for various input lengths. Hint: you can use a slice of a slice. That is, first slice gets the even indexed items and the second slice reverses this evens list. This can be combined into one line.
For more help, you can see Jason Anello's in this post.
Taylor Schimek
19,318 PointsYou are assuming the -2 index is an even index.
Devin Kulp
892 PointsI just made it two seperate slices and it appeared to work fine.
Thanks Taylor!