Eroare de compilare: main.cpp: In function 'bool este_muchie_stearsa(int, int)': main.cpp:17:17: error: no matching function for call to 'find(std::vector<std::pair<int, int> >::iterator, std::vector<std::pair<int, int> >::iterator, std::pair<int, int>)' 17 | return (find(muchii_sterse.begin(), muchii_sterse.end(), make_pair(min(u, v), max(u, v))) != muchii_sterse.end()); | ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/bits/locale_facets.h:48, from /usr/include/c++/12.2.1/bits/basic_ios.h:37, from /usr/include/c++/12.2.1/ios:44, 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/bits/streambuf_iterator.h:434:5: note: candidate: 'template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(istreambuf_iterator<_CharT>, istreambuf_iterator<_CharT>, const _CharT2&)' 434 | find(istreambuf_iterator<_CharT> __first, | ^~~~ /usr/include/c++/12.2.1/bits/streambuf_iterator.h:434:5: note: template argument deduction/substitution failed: main.cpp:17:17: note: '__gnu_cxx::__normal_iterator<std::pair<int, int>*, std::vector<std::pair<int, int> > >' is not derived from 'std::istreambuf_iterator<_CharT>' 17 | return (find(muchii_sterse.begin(), muchii_sterse.end(), make_pair(min(u, v), max(u, v))) != muchii_sterse.end()); | ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'std::vector<int> gaseste_ciclu_eulerian(int, int, std::vector<std::vector<int> >&)': main.cpp:22:5: error: 'stack' was not declared in this scope 22 | stack<int> stiva; | ^~~~~ main.cpp:4:1: note: 'std::stack' is defined in header '<stack>'; did you forget to '#include <stack>'? 3 | #include <vector> +++ |+#include <stack> 4 | main.cpp:22:11: error: expected primary-expression before 'int' 22 | stack<int> stiva; | ^~~ main.cpp:24:5: error: 'stiva' was not declared in this scope 24 | stiva.push(nod_start); | ^~~~~ main.cpp: In function 'int main()': main.cpp:65:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for (int i = 0; i < ciclu_eulerian.size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~ Non zero exit status: 1