Eroare de compilare: user.cpp: In function ‘void insert(int)’: user.cpp:9:5: error: reference to ‘hash’ is ambiguous hash[modulo].insert(x); ^~~~ user.cpp:5:10: note: candidates are: std::set<int> hash [1000000] set<int> hash [1000000]; ^~~~ In file included from /usr/include/c++/6/bits/basic_string.h:5643:0, 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++/6/32/bits/stdc++.h:52, from user.cpp:1: /usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^~~~ user.cpp: In function ‘void erase(int)’: user.cpp:14:5: error: reference to ‘hash’ is ambiguous hash[modulo].erase(x); ^~~~ user.cpp:5:10: note: candidates are: std::set<int> hash [1000000] set<int> hash [1000000]; ^~~~ In file included from /usr/include/c++/6/bits/basic_string.h:5643:0, 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++/6/32/bits/stdc++.h:52, from user.cpp:1: /usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^~~~ user.cpp: In function ‘bool isIn(int)’: user.cpp:19:12: error: reference to ‘hash’ is ambiguous return hash[modulo].find(x) != hash[modulo].end(); ^~~~ user.cpp:5:10: note: candidates are: std::set<int> hash [1000000] set<int> hash [1000000]; ^~~~ In file included from /usr/include/c++/6/bits/basic_string.h:5643:0,