Eroare de compilare: main.cpp: In function 'void construire(int)': main.cpp:21:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | while(muchieCrt[nod]<mat[nod].size()) //cat timp mai pot procesa muchii | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:37:5: error: reference to 'cin' is ambiguous 37 | cin>>n>>m; | ^~~ In file included from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:5:10: note: 'std::ifstream cin' 5 | ifstream cin("ciclueuler.in"); | ^~~ main.cpp:41:9: error: reference to 'cin' is ambiguous 41 | cin>>x>>y; | ^~~ /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:5:10: note: 'std::ifstream cin' 5 | ifstream cin("ciclueuler.in"); | ^~~ main.cpp:51:13: error: reference to 'cout' is ambiguous 51 | cout<<-1; | ^~~~ /usr/include/c++/12.2.1/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:6:10: note: 'std::ofstream cout' 6 | ofstream cout("ciclueuler.out"); | ^~~~ main.cpp:60:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for(i=1;i<=euler.size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:61:9: error: reference to 'cout' is ambiguous 61 | cout<<euler[i]<<" "; | ^~~~ /usr/include/c++/12.2.1/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:6:10: note: 'std::ofstream cout' 6 | ofstream cout("ciclueuler.out"); | ^~~~ Non zero exit status: 1