22 struct data  struct
25    //A vector holding still undefined class 'data'  argument
26    vector<data>      v_;  argument
27    vector<data>::iterator vi_;  argument
29    stable_vector<data> sv_;  argument
30    stable_vector<data>::iterator svi_;  argument
32    deque<data> d_;  argument
33    deque<data>::iterator di_;  argument
35    list<data>        l_;  argument
36    list<data>::iterator li_;  argument
38    map<data, data>   m_;  argument
39    map<data, data>::iterator   mi_;  argument