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".
Flip the main diagonal of a matrix
Find the maximum number of decimal places in a set of numbers
select the primes of a vector
Return area of square
Vector of numbers divisible by 3
Can I make a right triangle ?
Create matrix with Gray code
How many digits are there?
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