#include <iostream>
#include <vector>
#include <string>
using namespace std;
//myVectorAtCapacity1.cpp
int main()
{
 
string str1[] = {"A", "B", "C","D"};
vector <string> vStr2;//

//
cout<<"\n  vectior capacity and at functions  "; 
vStr2.push_back(str1[0]);
 cout<<"\n vStr2.at(0) "<< vStr2.at(0) 
 << " vStr2.capacity() :" << vStr2.capacity();
 //
 vStr2.push_back(str1[1]);
 cout<<"\n vStr2.at(1) "<< vStr2.at(1) 
 << " vStr2.capacity() :" << vStr2.capacity(); 
 //
 vStr2.push_back(str1[2]);
 cout<<"\n vStr2.at(2) "<< vStr2.at(2) 
 << " vStr2.capacity() :" << vStr2.capacity(); 
 //
 vStr2.push_back(str1[3]);
 cout<<"\n vStr2.at(3) "<< vStr2.at(3) 
 << " vStr2.capacity() :" << vStr2.capacity(); 
 return 0; 
}