Test if integer i is a square number. Return logical true if it is.
Number of 1s in a binary string
Rotate a Matrix
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Basics: counting digits of a number irrespective of the sign
Find the Oldest Person in a Room
Check if a number belongs in the fibonacci squence
Check if integer is a prime number
Calculate days until Christmas
Convert Fahrenheit to Kelvin
Calculate the area of a circle
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