#include <functional>
 #include <iostream>
 #include <vector>

 int main(){

   std::cout << std::endl;
   //std::vector<int&> myIntRefVector;

   int a= 0;
   int b= 0;
   int c= 0;

   std::vector< std::reference_wrapper<int> > myIntRefVector= {std::ref(a),std::ref(b),std::ref(c)};
   for (auto b: myIntRefVector ) std::cout << b << " ";

   std::cout << std::endl;

   b=2011;
   for (auto b: myIntRefVector ) std::cout << b << " ";

   std::cout << "\n\n";

 }