Problem:
Score : 100 points

Problem Statement

Given a lowercase English letter c, determine whether it is a vowel. Here, there are five vowels in the English alphabet: a, e, i, o and u.

Constraints

c is a lowercase English letter.

Input

The input is given from Standard Input in the following format:

c

Output

If c is a vowel, print vowel. Otherwise, print consonant.

Sample Input 1

a

Sample Output 1

vowel

Since a is a vowel, print vowel.

Sample Input 2

z

Sample Output 2

consonant

Sample Input 3

s

Sample Output 3

consonant

Solution in Python (2.7.6) (judge verdict: Accepted)

c = raw_input()
if c[0] == 'a' or c[0] == 'e' or c[0] == 'i' or c[0] == 'o' or c[0] == 'u':
	print 'vowel'
else:
	print 'consonant'