#include "deque.h"

#include <iostream>
using namespace std;

int main() {
  Deque<int> a;

  a.push_back(243);
  a.push_back(34);
  a.push_back(45);
  a.push_back(456);
  a.push_front(3240);

  cout << endl;
  cout << endl;
  for (int i = 0; i < a.size(); ++i) {
    cout << a[i] << " ";
  }
  cout << endl << endl;

  auto it = a.begin();
  it += 3;

  a.erase(a.end());

  cout << endl;
  cout << endl;
  for (int i = 0; i < a.size(); ++i) {
    cout << a[i] << " ";
  }
}