using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace YukiCoder
{
    class Program
    {
        static void Main(string[] args)
        {
            var s0 = Console.ReadLine().Replace("hamu","1").Replace("ham","0");
            var nn = Convert.ToInt32(s0, 2) * 2;
            var s1 = Convert.ToString(nn, 2);
            var s2 = s1.Replace("1", "hamu").Replace("0", "ham");
            Console.WriteLine(s2);
            Console.ReadLine();
        }
    }
}