[Python-ideas] Re: Circular Indexing and FOR loop minimization

25.11.20 06:29, Mathew M. Noel via Python-ideas пише:

2.) If circular indexing is used then instead of using a double FOR loop to go through a loop twice we can iterate from 0 to 2n !

If you just need to iterate list indices twice, iterate range(-n, n) instead of range(n).