import java.util.*;
class A {
	static Scanner s = new Scanner(System.in);
	public static void main(String[] args) {
		String in = s.nextLine().replaceAll("hamu", "1").replaceAll("ham", "0");
		System.out.println(Integer.toBinaryString(Integer.parseInt(in,2)*2).replaceAll("1","hamu").replaceAll("0","ham"));
	}
}