why this code is not correct?
s = summ(v)
sorry mate, this is unfair for those who actually came up with a compact solution
No need to be sorry.
Personally I think the regexp should be always forbidden.
I used it (and I had never thought about it before) because it seems that everyone is using it.
Set the array elements whose value is 13 to 0
Who invented zero?
find the surface area of a cube
BASICS - sum part of vector
Remove the air bubbles from a vector
Find the average of a random sequance
Approximate the cosine function
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