#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <iomanip>
#include <stack>
#include <algorithm>
#include <string>
#include <map>
#include <iterator>
#include <set>
#include <queue>
#include <bitset>
#include <cassert>

using namespace std;



int main() {

    string n;
    cin >> n;
    if(n == "ham") {
        cout << n << endl;
    } else {
    cout << n + "ham" << endl;
    }


}