# Allison Obourn
# CSC 110, Spring 2018
# Lecture 14

# This program prints out whether or not various one
# letter long strings are vowels

# takes a string as a parameter, assumes it is one character long
# returns True if the passed in string is a non-vowel
# returns False otherwise.
def is_non_vowel(s):
    s = s.lower()
    test = s != 'a' and s != 'e' and s != 'i' and s != 'o' and s != 'u'
    return test

def main():
    print(is_non_vowel('a'))
    print(is_non_vowel('A'))
    print(is_non_vowel('s'))

main()