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".
Remove all the consonants
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First non-zero element in each column
Sophie Germain prime
Matlab Basics II - squares
Vector of numbers divisible by 3
Number of odd and even elements within matrix
Volume and area of a sphere
Create matrix with Gray code
How many digits are there?
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