import java.util.*;

public class Main {
    private static Scanner sc = new Scanner(System.in);
    public static void main(String[] args) throws Exception {
        String s = sc.next();
        s = s.replace("hamu", "1");
        s = s.replace("ham", "0");
        
        int ret = Integer.parseInt(s, 2)*2;
        
        s = Integer.toBinaryString(ret);
        
        s = s.replace("1", "hamu");
        s = s.replace("0", "ham");
        
        System.out.println(s);
    }
}