Searching backwards

bool  is_negative(int  i)  {
        return  (i  <  0);
}
int  main()  {
        list<int>  l;
        //  fill  values...
        list<int>::reverse_iterator  i  =
       find_if(l.rbegin(),  l.rend(),  is_negative);
        if  (i  !=  l.rend())
                cout  <<  "last  negative  is  "
                         <<  *i  <<  endl;
}