#include <bits/stdc++.h>

using namespace std;
using ll = int64_t;
using P = std::pair<int, int>;

const int INF = 1e8;

int main() {
    ios::sync_with_stdio(false);
    string s;
    cin >> s;
    if(s == "ham") {
        cout << s << endl;
    } else {
        cout << s + "ham" << endl;
    }
}