Return the number of days in a given month in 2017. If the input is not a valid month number, return -1.
Input: m = 1
Outpu: d = 31
Input: m = 2
Output: d = 28
Input: m = 13
Output: d = -1
You cannot use IF statements
The Answer to Life, the Universe, and Everything
03 - Matrix Variables 5
Sum of the Multiplication of Vectors
Rotate matrix by -90 degrees
Horizontal matrix sort
Remove the first, third and fifth rows of a matrix
How many unique Pythagorean triples?
Remove the air bubbles from a vector
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