#include <stdio.h>
int main() {
char s[] = "AaEeIiOoUu";
char ch = 0;
while (scanf(" %c", &ch)!= EOF)
{
int i = 0;
for(i = 0; i < 10; i++)
{
if (ch == s[i])
{
printf("Vowel\n");
break;
}
}
if (i == 10)
{
printf("Consonant\n");
}
}
return 0;
}

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