A random test case was added to prevent hard-coded solutions.
Increment a number, given its digits
Determine Whether an array is empty
Getting the indices from a vector
Doubling elements in a vector
How many hours are there in a day in Italy?
Determinate if day D is a date that occurs during Daylight Saving Time in Italy
Calculate sin(x) without sin(x)
Calculate the hypotenuse of a right triangle without using ^ and sqrt ()
Calculate the answer to life the universe and everything
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