#include <vector>
#include <cstdio>

using namespace std;

class A {
public:
  A () { printf(" + %x\n", this); }
  virtual ~A () { printf(" - %x\n", this); };
  A(const A& rhs) { printf(" = %x -> %x\n", &rhs, this); };

};

int main(int argc, char const* argv[])
{
  vector<A> a;

  for (int i = 0; i < 5; i++) {
    printf("push_back #%d\n", i);
    a.push_back(A());
    printf("vector base = %x\n", &a[0]);
  }

  return 0;
}

/*
push_back #0
 + be763130
 = be763130 -> 1731010
 - be763130
vector base = 1731010
push_back #1
 + be763130
 = be763130 -> 1731038
 = 1731010 -> 1731030
 - 1731010
 - be763130
vector base = 1731030
push_back #2
 + be763130
 = be763130 -> 1731060
 = 1731030 -> 1731050
 = 1731038 -> 1731058
 - 1731030
 - 1731038
 - be763130
vector base = 1731050
push_back #3
 + be763130
 = be763130 -> 1731068
 - be763130
vector base = 1731050
push_back #4
 + be763130
 = be763130 -> 17310a0
 = 1731050 -> 1731080
 = 1731058 -> 1731088
 = 1731060 -> 1731090
 = 1731068 -> 1731098
 - 1731050
 - 1731058
 - 1731060
 - 1731068
 - be763130
vector base = 1731080
 - 1731080
 - 1731088
 - 1731090
 - 1731098
 - 17310a0
*/