def vogal (v):
if v in "aeiou":
return True
else:
return False
print(vogal('e'))
print(vogal('b'))
ZGVmIHZvZ2FsICh2KToKICAgIGlmIHYgaW4gImFlaW91IjoKICAgICAgICByZXR1cm4gVHJ1ZQogICAgZWxzZToKICAgICAgICByZXR1cm4gRmFsc2UKCnByaW50KHZvZ2FsKCdlJykpCnByaW50KHZvZ2FsKCdiJykpCg==