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.
Times 2 - START HERE
Sort a list of complex numbers based on far they are from the origin.
radius of a spherical planet
Basics: 'Find the eigenvalues of given matrix
Find the average of a random sequance
How many Integers?
Triangle of numbers
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