I'm getting different answers.. can u give a more clear explanation?
Project Euler: Problem 5, Smallest multiple
Doubling elements in a vector
subtract central cross
Sum of odd numbers in a matrix
length of a vector
Equal temperament - musical notes and frequency
Number of even divisors of a given number
Under the sea: Snell's law & total internal reflection
Smallest n, for n! to have m trailing zero digits
Fractal: area and perimeter of Koch snowflake
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