Eroare de compilare: user.cpp: In function ‘void insert(int, str)’: user.cpp:13:12: error: reference to ‘hash’ is ambiguous for(it=hash[lin].begin();it!=hash[lin].end();it++) ^ user.cpp:7:16: note: candidates are: std::vector<int> hash [1007] vector < int > hash[1007]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_bvector.h:1134:0, from /usr/local/include/c++/4.8.0/vector:65, from user.cpp:2: /usr/local/include/c++/4.8.0/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^ user.cpp:13:34: error: reference to ‘hash’ is ambiguous for(it=hash[lin].begin();it!=hash[lin].end();it++) ^ user.cpp:7:16: note: candidates are: std::vector<int> hash [1007] vector < int > hash[1007]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_bvector.h:1134:0, from /usr/local/include/c++/4.8.0/vector:65, from user.cpp:2: /usr/local/include/c++/4.8.0/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^ user.cpp:21:5: error: reference to ‘hash’ is ambiguous hash[lin].push_back(v[shi].size()-1); ^ user.cpp:7:16: note: candidates are: std::vector<int> hash [1007] vector < int > hash[1007]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_bvector.h:1134:0, from /usr/local/include/c++/4.8.0/vector:65, from user.cpp:2: /usr/local/include/c++/4.8.0/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^ user.cpp: In function ‘int main()’: user.cpp:56:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<v[(i&1)^1].size();j++) ^ user.cpp:95:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<v[i&1].size();j++) ^ user.cpp:96:9: error: reference to ‘hash’ is ambiguous hash[key(v[i&1][j])].clear(); ^ user.cpp:7:16: note: candidates are: std::vector<int> hash [1007] vector < int > hash[1007]; ^