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Code-golf is a competition to solve a particular problem in the fewest bytes of source code.

2 votes

Compute cumulative means efficiently

Python 3, 121 bytes def f(a): i=n=s=0 while i<a[-1]+1: if n<len(a)and a[n]<i:s+=a[n];n+=1 else:i+=1;n>0and print(s/n, end=' ') print() Try it online! This is just a python version of c--'s C …
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