import java.io.*;
public class Slip17 {
public static void main(String
args[]) {
alphabets b1 = new alphabets();
b1.start();
}
}
class alphabets extends Thread {
public void run(){
try{
DataInputStream din = new
DataInputStream(System.in);
System.out.print("Enter String : ");
String str =
din.readLine();
String str1 =
str.toLowerCase();
for(int i=0;
i<=str1.length(); i++){
if(str1.charAt(i)=='a' ||
str1.charAt(i)=='e'|| str1.charAt(i)=='i' || str1.charAt(i)=='o' ||
str1.charAt(i)=='u' ){
System.out.println(str1.charAt(i));
sleep(3000);
}
}
}catch(Exception e){}
}
}