include <iostream>
  
  include <DoubleSpreadsheetCell.h>
  include <StringSpreadsheetCell.h>
  
  using namespace std;
  
  int main(int argc, char** argv)
  {
    SpreadsheetCell* cellArray[3];
  
    cellArray[0] = new StringSpreadsheetCell();
    cellArray[1] = new StringSpreadsheetCell();
    cellArray[2] = new DoubleSpreadsheetCell();
  
    cellArray[0]->set("hello");
    cellArray[1]->set("10");
    cellArray[2]->set("18");
  
    cout << "Array values are [" << cellArray[0]->getString() << "," <<
      cellArray[1]->getString() << "," <<
      cellArray[2]->getString() << "]" << endl;                  
  }