It would be wise to add additional test cases.
It would be helpful to provide an example in the problem statement.
The problem statement should not commence with a space.
helpful comments, i did add some tests and one example. good lucks!
The less correlated stocks are the ones closest to zero and not to minus one (a correlation of 1 or -1 is still a strong correlation). Please, fix the problem description, what the problem actually wants are stocks that are closest to being inversely correlated.
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Help the Patriots get to the Super Bowl
prime test 2
Jack's hand in "Titanic" ♤
what's my tax amount this year ?
Problem 44444 !!! free beer everyone
short or buy ? take the opportunity
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