Eroare de compilare: main.cpp: In function 'void unite(int, int)': main.cpp:32:13: error: reference to 'rank' is ambiguous 32 | if (rank[rootU] > rank[rootV]) { | ^~~~ In file included from /usr/include/c++/12.2.1/bits/move.h:57, from /usr/include/c++/12.2.1/bits/exception_ptr.h:43, from /usr/include/c++/12.2.1/exception:168, from /usr/include/c++/12.2.1/ios:39, from /usr/include/c++/12.2.1/ostream:38, from /usr/include/c++/12.2.1/iostream:39, from main.cpp:1: /usr/include/c++/12.2.1/type_traits:1394:12: note: candidates are: 'template<class> struct std::rank' 1394 | struct rank | ^~~~ main.cpp:19:21: note: 'std::vector<int> rank' 19 | vector<int> parent, rank; | ^~~~ main.cpp:32:27: error: reference to 'rank' is ambiguous 32 | if (rank[rootU] > rank[rootV]) { | ^~~~ /usr/include/c++/12.2.1/type_traits:1394:12: note: candidates are: 'template<class> struct std::rank' 1394 | struct rank | ^~~~ main.cpp:19:21: note: 'std::vector<int> rank' 19 | vector<int> parent, rank; | ^~~~ main.cpp:34:20: error: reference to 'rank' is ambiguous 34 | } else if (rank[rootU] < rank[rootV]) { | ^~~~ /usr/include/c++/12.2.1/type_traits:1394:12: note: candidates are: 'template<class> struct std::rank' 1394 | struct rank | ^~~~ main.cpp:19:21: note: 'std::vector<int> rank' 19 | vector<int> parent, rank; | ^~~~ main.cpp:34:34: error: reference to 'rank' is ambiguous 34 | } else if (rank[rootU] < rank[rootV]) { | ^~~~ /usr/include/c++/12.2.1/type_traits:1394:12: note: candidates are: 'template<class> struct std::rank' 1394 | struct rank | ^~~~ main.cpp:19:21: note: 'std::vector<int> rank' 19 | vector<int> parent, rank; | ^~~~ main.cpp:38:13: error: reference to 'rank' is ambiguous 38 | rank[rootU]++; | ^~~~ /usr/include/c++/12.2.1/type_traits:1394:12: note: candidates are: 'template<class> struct std::rank' 1394 | struct rank | ^~~~ Non zero exit status: 1