Write a function that takes a list as a parameter and returns the reversed list. Do NOT use the built-in reverse() function. code example
Example 1: python reverse list
list.reverse()
Example 2: reverse element in a list in python 3
my_list = [1, 7, 9, 11, 12, 20]
# Reverse a list by using a slice
print(my_list[::-1])