#include <vector>
#include <string>
#include <iostream>
using namespace std;

int main() {
  //Declaration for the string data
  string strData = "One";
  //Declaration for C++ vector
  vector <string> strVector;
  strVector.push_back(strData);
  strData = "Two";
  strVector.push_back(strData);
  strData = "Three";
  strVector.push_back(strData);
  strData = "Four";
  strVector.push_back(strData);
  strVector[0] = "First";
  for (int i = 0; i < strVector.size(); i++) {
    cout << "strVector[" << i << "] = " << strVector[i] << endl;
  }
  return 0;
}