remove_if example

 int  main()  {
     int  a[ ]  =  {1, 2, 3, 4, 5, 1, 2, 3, 4, 5};
     vector<int>  v;
     copy(a,  a + 10,  back_inserter(v));

     v.erase(remove_if(v.begin(),  v.end(),
                               bind2nd(less<int>(), 3)));

     copy(v.begin(),  v.end(),
                  ostream_iterator<int>(cout, "  "));
 }