12-06-02.cpp

more efftive 代码

#include <functional>
#include <vector>
#include <iterator>
#include <algorithm>
using namespace std;

int main()
{
  vector<int> V;
  V.push_back(1);
  V.push_back(4);
  V.push_back(2);
  V.push_back(8);
  V.push_back(5);
  V.push_back(7);
  
  copy(V.begin(), V.end(), ostream_iterator<int>(cout, " "));
      // 块