#include <vector>
#include <iostream>
 
//erases the indicie of the given integer
void erase(std::vector<int*> &x, int n){
  int i = 0;
  while (*(x[i]) != n){
    i++;
  }
  std::cout << &x << "\n";
  delete x[i];
 
  std::cout << &x << "\n";
 
  x.erase(x.begin() + i);
 
  std::cout << &x << "\n";
}
 
int main () {
 
  std::vector<int*> x;
  std::vector<int*> * p;
 
  // say i initiated x with a couple of integers
  p  = &x;
 
  std::cout << p << " " << &x << "\n";
 
  x.push_back(new int(1));
  x.push_back(new int(2));
  x.push_back(new int(3));
 
  std::cout << p << " " << &x << "\n";
 
  erase(*p, 2);
 
  std::cout << p << " " << &x << "\n";
 
  }
 

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