letter = input("Enter a character: ")

if(letter == 'A' or letter == 'a' or letter == 'E' or letter == 'e' or letter == 'I' or letter == 'i'
       or letter == 'O' or letter == 'o' or letter == 'U' or letter == 'u'):
    print("The character is a vowel.")
else:
    print("The character is a consonant.")