Eroare de compilare: main.cpp: In function 'int main()': main.cpp:22:13: error: 'pair' was not declared in this scope std::set < pair< double, int> > S; ^~~~ main.cpp:22:13: note: suggested alternative: In file included from /usr/include/c++/6/bits/stl_algobase.h:64:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_pair.h:194:12: note: 'std::pair' struct pair ^~~~ main.cpp:22:30: error: template argument 1 is invalid std::set < pair< double, int> > S; ^ main.cpp:22:30: error: template argument 2 is invalid main.cpp:22:30: error: template argument 3 is invalid main.cpp:22:32: error: expected unqualified-id before '>' token std::set < pair< double, int> > S; ^ main.cpp:27:33: error: 'make_pair' was not declared in this scope graph.push_back(make_pair(x, y)); ^ main.cpp:27:33: note: suggested alternative: In file included from /usr/include/c++/6/bits/stl_algobase.h:64:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_pair.h:497:5: note: 'std::make_pair' make_pair(_T1&& __x, _T2&& __y) ^~~~~~~~~ main.cpp:36:3: error: 'S' was not declared in this scope S.insert(make_pair(dist[i], i)); ^ main.cpp:36:32: error: 'make_pair' was not declared in this scope S.insert(make_pair(dist[i], i)); ^ main.cpp:36:32: note: suggested alternative: In file included from /usr/include/c++/6/bits/stl_algobase.h:64:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_pair.h:497:5: note: 'std::make_pair' make_pair(_T1&& __x, _T2&& __y) Non zero exit status: 1