The problem says the input is a positive integer but the first test inputs 0. In my code that caused r = 0/0 error. Please change the wording to "input is non-negative".
Return a list sorted by number of occurrences
give nth decimal place of pi
Determine the number of odd integers in a vector
Oh Zero Zero Zero!!!
Can we make a triangle?
Volume and area of a sphere
Make a vector of prime numbers
Create matrix with Gray code
Return area of square
Mean and standard deviation of times in string
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