#include <iostream>
#include <string>
#include <vector>
#include <math.h>
using namespace std;
int main()
{
	string n;
	int tn=0,a=0;
	vector <bool> s;
	vector<string>m;
	cin >> n;
	// ハム語→bool変換
	for (int i = 0; i < n.size();)
	{
		if (n[i] == 'h' && n[i + 3] == 'u')
		{
			s.push_back(true);
			i += 4;
		}

		else if (n[i] == 'h' && n[i + 3] == 'h')
		{
			s.push_back(false);
			i += 3;
		}
	}

	for (int i = s.size(); i > 0; i--)
	{
		if (s[i - 1] == true)
		{
			tn += pow(2, i - 1);
		}
	}

	tn = tn * 2;
	for (int i = 0; tn > 0; i++)
	{
		a = a + (tn % 2) * pow(10, i);
		tn /= 2;
	}

	n = to_string(a);
	for (int i = 0; i < n.size(); i++)
	{
		if (n[i] == '1') m.push_back("hamu");
		else m.push_back("ham");
	}

	for (int i = 0; i < m.size(); i++)
	{
		cout << m[i];
	}

	cout << endl;
 	return 0;
}