import java.util.*;

public class Main {
	static Scanner sc = new Scanner(System.in);
	public static void main(String[] args) {
		String s = sc.next();
		s = s.replace("hamu","1");
		s = s.replace("ham","0");
		s = s + "0";
		s = s.replace("1","hamu");
		s = s.replace("0","ham");
		System.out.println(s);
	}
}