Function names cannot begin with a number. Also, this is an extremely simple problem that has been posted many times. Please put more thought into problems before posting them.
I changed the problem slightly and added some more test cases.
Arrange Vector in descending order
Back to basics 8 - Matrix Diagonals
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Element by element multiplication of two vectors
Matlab Basics II - Free Fall
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