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".
Reindex a vector
Try 1.5.4: Celsius to Fahrenheit
Draw a 'X'!
Find MPG of Lightest Cars
Can I make a right triangle ?
How many digits are there?
Mean and standard deviation of times in string
Make a vector of prime numbers
Vector of numbers divisible by 3
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