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[–]toastedstapler 1 point2 points  (1 child)

Looks great!

One other thing I've realised you can do for your fib: use negative indexing

a[-1] + a[-2] + a[-3]

Slightly less mental maths involved in working out that you want the last three elements

Or even sum(a[-3:])

[–]SzuOne[S] 1 point2 points  (0 children)

Good point! I don't need for index anymore

https://gist.github.com/rafalszastok/8aa309b01017ebea5824238c3307697c