Test 4 is wrong; y_correct should be [1; 2; 4]
I´m afraid all tests are correct. But thanks anyway!
Find the sum of all the numbers of the input vector
Project Euler: Problem 10, Sum of Primes
select the primes of a vector
Find the index of n in magic(n)
Matlab Basics - Absolute Value
Alternate list of elements
Get the mean digit
Check if is a square
Approximate the inverse tangent by power series
Ratio between sum of primes and sum of factors
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