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 C (GCC 5.4.1) (judge verdict: Accepted)

#include<stdio.h>

main()
{
	int c ;

	c = getchar () ;

	if ( c == 97 || c == 105 || c == 117 || c == 101 || c == 111 )
	{
		printf ( "vowel\n" );
		return 0 ;
	}

	printf ( "consonant\n" );

	return 0 ;
}