import java.io.PrintStream;
import java.util.Scanner;

public class IxNayA
{
    public static void main(String[] args)
    {
        PrintStream output = System.out;
        Scanner input = new Scanner(System.in);
        
        final String AY = "ay";
        final String YAY = "Yay";
        
        output.println("Enter a sentence:");
        while (input.hasNext())
        {
            String sentence = input.nextLine();
            while (sentence.matches(".*[a-zA-Z].*"))
            {
                String nonWord = sentence.replaceAll("^([^a-zA-Z]*).*$", "$1");
                sentence = sentence.substring(nonWord.length());
                output.print(nonWord);
                
                String word = sentence.replaceAll("^([a-zA-Z]+).*$", "$1");
                sentence = sentence.substring(word.length());
                
                String consonants = word.replaceAll("^([^aeiouAEIOU]*).*$", "$1");
                String rest = word.substring(consonants.length());
                
                if (consonants.length() > 0)
                {
                    output.print(rest + consonants.toUpperCase() + AY);
                } else
                {
                    output.print(rest + YAY);
                }
            }
            output.println(sentence);
            
            output.println("Enter a sentence:");
        }
        output.println("Done.");
    }
}