Eroare de compilare: main.cpp: In function 'void add(int)': main.cpp:20:10: error: reference to 'hash' is ambiguous tabel[hash(val)].insert(val); ^~~~ main.cpp:13:13: note: candidates are: bool hash(int) inline bool hash(int val) ^~~~ In file included from /usr/include/c++/6/bits/basic_string.h:5646:0, from /usr/include/c++/6/string:52, from /usr/include/c++/6/bits/locale_classes.h:40, from /usr/include/c++/6/bits/ios_base.h:41, from /usr/include/c++/6/ios:42, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/sstream:38, from /usr/include/c++/6/complex:45, from /usr/include/c++/6/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:52, from main.cpp:1: /usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^~~~ main.cpp: In function 'void del(int)': main.cpp:26:10: error: reference to 'hash' is ambiguous tabel[hash(val)].erase(val); ^~~~ main.cpp:13:13: note: candidates are: bool hash(int) inline bool hash(int val) ^~~~ In file included from /usr/include/c++/6/bits/basic_string.h:5646:0, from /usr/include/c++/6/string:52, from /usr/include/c++/6/bits/locale_classes.h:40, from /usr/include/c++/6/bits/ios_base.h:41, from /usr/include/c++/6/ios:42, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/sstream:38, from /usr/include/c++/6/complex:45, from /usr/include/c++/6/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:52, from main.cpp:1: /usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^~~~ main.cpp: In function 'int query(int)': main.cpp:31:18: error: reference to 'hash' is ambiguous return (tabel[hash(val)].find(val) != tabel[hash(val)].end()); ^~~~ main.cpp:13:13: note: candidates are: bool hash(int) inline bool hash(int val) ^~~~ In file included from /usr/include/c++/6/bits/basic_string.h:5646:0, Non zero exit status: 1