#include<iostream>
#include<algorithm>
#include<stdio.h>
#include<stdlib.h>
#include<vector>
#include<string>
#include<sstream>
#include<math.h>
using namespace std;


int main(){

  string s;
  cin >> s;
  if( s == "ham" ) cout << s << endl;
  else cout << s << "ham" << endl;

  return 0;
}