16_recursion.py

"""
Create a recursive function which calculates the
factorial of a given number

Factorial: factorial(5) => 1*2*3*4*5 => 120

3 => 6
5 => 120
7 => 5040
10 => 3628800
"""

"""
Let's simulate the operation of the operator module (%).

4 % 2 => 0
59 % 6 => 5
"""