#include <iostream>

using namespace std;

class Student {
public:
  void PrintReport();
};

void Student::PrintReport() {
  cout<<"This is a general student report.\n";
}

class Grad {
public:
  void PrintReport(); /* overrides Student::PrintReport */
};

void Grad::PrintReport() {
  cout<<"This is a graduate student report.\n";
}


class UGrad {
public:
  void PrintReport(); /* overrides Student::PrintReport */
};

void UGrad::PrintReport() {
  cout<<"This is an undergraduate student report.\n";
}


int main() {
  Student S;
  Grad G;
  UGrad UG;
  
  S.PrintReport();
  G.PrintReport();
  UG.PrintReport();

  return 0;
}