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
Roll the Dice!
Sum all integers from 1 to 2^n
Back to basics 7 - Equal NaNs
Given a window, how many subsets of a vector sum positive
Calculate area of sector
Remove the first, third and fifth rows of a matrix
Approximate the cosine function
Find the starting index of a consecutive condition
Find the largest number
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