import java.util.Scanner;
import java.util.StringTokenizer;

public class VowelsRUs {
	public static void main (String[] args){

	StringTokenizer Token;
	String input, word, suffix, wordEnd, wordStart, suffixStart;


	Scanner reader = new Scanner(System.in);
	System.out.println("What do you want to make plural?");
	input = reader.nextLine();
	Token = new StringTokenizer(input);

	//separate the word and the suffix
	word = Token.nextToken();
    suffix = Token.nextToken();

    //Finds first and last letters of suffix and word.
    wordEnd = word.substring(word.length() - 1);
    wordStart = word.substring(0);
    suffixStart = suffix.substring(0 , 1);

    if (wordEnd == "a" || wordEnd == "c" || wordEnd == "s" || wordEnd == "l") {
    	//Now I need a way to replace the last letter with "g" AND add it to the word.
    } else {
    	word = word + "GH";

    }

    if (wordEnd == "a" || wordEnd == "c" || wordEnd == "s" || wordEnd == "l") {

    } else {
    	System.out.println(word + suffixStart + suffix);
    }




	}
}