Eroare de compilare: user.cpp: In function ‘void merge_sets(int, int, int, int)’: user.cpp:30:8: error: reference to ‘rank’ is ambiguous if(rank[r1] > rank[r2]) ^ user.cpp:10:18: note: candidates are: int rank [63001] int n,p[dim*dim],rank[dim*dim],maxim=1; ^ In file included from /usr/include/c++/4.8/bits/move.h:57:0, from /usr/include/c++/4.8/bits/stl_pair.h:59, from /usr/include/c++/4.8/bits/stl_algobase.h:64, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/type_traits:1243:12: note: template<class> struct std::rank struct rank ^ user.cpp:30:19: error: reference to ‘rank’ is ambiguous if(rank[r1] > rank[r2]) ^ user.cpp:10:18: note: candidates are: int rank [63001] int n,p[dim*dim],rank[dim*dim],maxim=1; ^ In file included from /usr/include/c++/4.8/bits/move.h:57:0, from /usr/include/c++/4.8/bits/stl_pair.h:59, from /usr/include/c++/4.8/bits/stl_algobase.h:64, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/type_traits:1243:12: note: template<class> struct std::rank struct rank ^ user.cpp:31:18: error: reference to ‘rank’ is ambiguous p[r2]=r1,rank[r1]+=rank[r2]; ^ user.cpp:10:18: note: candidates are: int rank [63001] int n,p[dim*dim],rank[dim*dim],maxim=1; ^ In file included from /usr/include/c++/4.8/bits/move.h:57:0, from /usr/include/c++/4.8/bits/stl_pair.h:59, from /usr/include/c++/4.8/bits/stl_algobase.h:64, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/type_traits:1243:12: note: template<class> struct std::rank