16-01-04.cpp

more efftive 代码

#include <iostream>
#include <deque>
#include <algorithm>
#include <iterator>
using namespace std;

int main()
{
  deque<int> Q;
  Q.push_back(3);
  Q.push_front(1);
  Q.insert(Q.begin() + 1, 2);
  Q[2] = 0;
  copy(Q.begin(), Q.end(), ostream_iterator<int>(cout, " "));
}