#include <string>
#include <vector>
#include <iostream>

using namespace std;

// Read in any number of words (not
// necessarily all on the same line)
// and then when the input ends, write
// them back out, one per line.
// This version has the added complexity
// of going by way of an old-fashioned
// C array of char pointers, like the
// exec procedures need, rather than just
// sticking with the nice C++ vector of
// strings.

int main(int argc, char* argv[]){
  string s;
  vector<string> v;
  while(cin >> s){
    v.push_back(s);
  }
  char **a = new char*[v.size()+1];
  if(!a){
    cerr << "couldn't allocate main array" << endl;
    return 1;
  }
  for(int i = 0; i < v.size(); i++){
    a[i] = new char[v[i].size()+1];
    if(!a[i]){
      cerr << "couldn't allocate char array" << endl;
      return 1;
    }
    v[i].copy(a[i], v[i].size());
    a[i][v[i].size()] = 0;
  }
  a[v.size()] = 0;
  for(int i = 0; ; i++){
    if(!a[i]){
      return 0;
    }
    cout << a[i] << endl;
  }
}