#include <iostream>
#include <list>
using namespace std;

typedef list<int> IntegerList;

int main()
{
  IntegerList intList;
  for (int i=1; i<=10; ++i)
   intList.push_back(i * 2);
  for (auto ci = intList.begin(); ci != intList.end(); ++ci)
   cout << *ci << " ";
}