Is the input divisible by 3?
Is this triangle right-angled?
Perfect Square or not
Create a Matrix of Zeros
Determinate if day D is a date that occurs during Daylight Saving Time in Italy
Calculate sin(x) without sin(x)
Calculate cosine without cos(x)
Calculate the hypotenuse of a right triangle without using ^ and sqrt ()
How many hours are there in a day in Italy?
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