Eroare de compilare: main.cpp:75:19: warning: multi-character character constant [-Wmultichar] 75 | fout<<'0 '; | ^~~~ main.cpp: In function 'void dijkstra()': main.cpp:29:28: error: no matching function for call to 'begin(std::pair<int, int>&)' 29 | for(auto i : graf[u]) | ^ In file included from /usr/include/c++/10/bits/range_access.h:36, from /usr/include/c++/10/string:54, from /usr/include/c++/10/bits/locale_classes.h:40, from /usr/include/c++/10/bits/ios_base.h:41, from /usr/include/c++/10/ios:42, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/initializer_list:90:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)' 90 | begin(initializer_list<_Tp> __ils) noexcept | ^~~~~ /usr/include/c++/10/initializer_list:90:5: note: template argument deduction/substitution failed: main.cpp:29:28: note: 'std::pair<int, int>' is not derived from 'std::initializer_list<_Tp>' 29 | for(auto i : graf[u]) | ^ In file included from /usr/include/c++/10/string:54, from /usr/include/c++/10/bits/locale_classes.h:40, from /usr/include/c++/10/bits/ios_base.h:41, from /usr/include/c++/10/ios:42, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/range_access.h:51:5: note: candidate: 'template<class _Container> decltype (__cont.begin()) std::begin(_Container&)' 51 | begin(_Container& __cont) -> decltype(__cont.begin()) | ^~~~~ /usr/include/c++/10/bits/range_access.h:51:5: note: template argument deduction/substitution failed: /usr/include/c++/10/bits/range_access.h: In substitution of 'template<class _Container> decltype (__cont.begin()) std::begin(_Container&) [with _Container = std::pair<int, int>]': main.cpp:29:28: required from here /usr/include/c++/10/bits/range_access.h:51:50: error: 'struct std::pair<int, int>' has no member named 'begin' 51 | begin(_Container& __cont) -> decltype(__cont.begin()) | ~~~~~~~^~~~~ /usr/include/c++/10/bits/range_access.h:61:5: note: candidate: 'template<class _Container> decltype (__cont.begin()) std::begin(const _Container&)' 61 | begin(const _Container& __cont) -> decltype(__cont.begin()) | ^~~~~ /usr/include/c++/10/bits/range_access.h:61:5: note: template argument deduction/substitution failed: /usr/include/c++/10/bits/range_access.h: In substitution of 'template<class _Container> decltype (__cont.begin()) std::begin(const _Container&) [with _Container = std::pair<int, int>]': main.cpp:29:28: required from here /usr/include/c++/10/bits/range_access.h:61:56: error: 'const struct std::pair<int, int>' has no member named 'begin' 61 | begin(const _Container& __cont) -> decltype(__cont.begin()) | ~~~~~~~^~~~~ /usr/include/c++/10/bits/range_access.h:90:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::begin(_Tp (&)[_Nm])' 90 | begin(_Tp (&__arr)[_Nm]) | ^~~~~ Non zero exit status: 1