#include <iostream>
#include <cstdio>
#include <vector>
#include <cmath>
#include <cstring>
#include <numeric>
#include <algorithm>
#include <functional>
#include <array>
#include <map>
#include <queue>
#include <limits.h>
#include <set>
#include <bitset>
#include <stack>
#include <cstdlib>
#include <unordered_map>
#define REP(i,n) for(int i = 0; n > i; i++)
#define MOD 1000000007
#define Range(x,a,b) ((a) <= (x) && (x) <= (b))
#define POWT(x) ((x)*(x))
using namespace std;
typedef vector<int> Ivec;
typedef pair<int, int> pii;
typedef long long int ll;


int main() {
	char str[51];
	scanf("%s",str);
	int num = 0;
	int cou = 0;
	for(int i = 3; strlen(str) > i; i+=4) {
		if (str[i] == 'h'){
			i--;
		}
		cou++;
	}
	int c = 0;
	for (int i = 3; strlen(str) > i; i += 4) {
		if (str[i] == 'u') {
			num |= 1 << cou-c-1;
		}
		else {
			i--;
		}
		c++;
	}
	num *= 2;
	string ans;
	while (num) {
		if (num & 1) {
			ans =  "hamu" + ans;
		}
		else
			ans = "ham" + ans;
		num >>= 1;
	}
	if (ans == "") printf("ham\n");
	cout << ans << endl;
	return 0;
}