/* Problem 2--TeX Quotes
   This was certainly the easiest problem in the contest.  There was
   nothing particularly onerous about this problem. */

#include <fstream>
#include <cstring>
using namespace std;

ifstream in ("prob2.in");
ofstream out ("prob2.out");

int main (int argc, char **argv);

int main (int argc, char **argv) {

 char l[10000]; //We don't know how long the lines are, but we do know
                //that the file itself can't exceed 10000 characters.
 bool q = true; //If q is true, we print ``, if false we print ''.
 while (true) {
  in.getline (l,sizeof l);
  if (strcmp (l,"END")==0) break;
  for (int c=0;l[c]!=0;c++)
   if (l[c]=='\"') { //If it's a quote, we process it.
    out << (q ? "``" : "\'\'");
    q = !q;
   } else out << l[c];
  out << endl;
 }
 return 0;
}