"""
Write a Python function that returns True if aString
is a palindrome (reads the same forwards or reversed)
and False otherwise. Do not use Python's built-in
reverse function or aString[::-1] to reverse strings.

This function takes in a string and returns a boolean.
"""

def isPalindrome(aString):
    """
    aString: a given string
    """
    for i in range(0, int(len(aString)/2)):
        if aString[i] != aString[len(aString)-i-1]:
            return False
    return True