vowel or consonal

12. Write a python program to check whether an alphabet is a vowel or consonant

#Solution:

l = input("Input a letter of the alphabet:  ")
if l  in ('a','e','i','o','u'):
    print("%s is a vowel. " % l)
elif l == 'y':
    print("Sometimes letter y stand for vowel, sometimes stand for consonangt.")
else:
    print("%s is a consonant." %l)