Back to basics 23 - Triangular matrix
Rotate a Matrix
Area of a disk
Beginner's Problem - Squaring
Calculate sin(x) without sin(x)
Calculate cosine without cos(x)
Determinate if day D is a date that occurs during Daylight Saving Time in Italy
How many hours are there in a day in Italy?
Calculate the hypotenuse of a right triangle without using ^ and sqrt ()
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