#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define fi first
#define se second
#define all(a) a.begin(),a.end()
int main(){
  string n;
  cin >> n;
  if(n!="ham") cout << n << "ham" << endl;
  else cout << n << endl;
  return 0;
}