A random test case was added to prevent hard-coded workarounds.
Multiply a column by a row
Test if two numbers have the same digits
Maximum value in a matrix
Back to basics - mean of corner elements of a matrix
Reverse a string
Determinate if day D is a date that occurs during Daylight Saving Time in Italy
Calculate the answer to life the universe and everything
How many hours are there in a day in Italy?
Calculate cosine without cos(x)
Calculate sin(x) without sin(x)
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