Compilare: main.cpp: In constructor 'Graf::Graf(int, const std::vector<std::vector<int> >&)': main.cpp:65:9: warning: 'Graf::n' will be initialized after [-Wreorder] 65 | int n; | ^ main.cpp:63:25: warning: 'std::vector<std::vector<int> > Graf::la' [-Wreorder] 63 | vector<vector<int>> la; | ^~ main.cpp:70:5: warning: when initialized here [-Wreorder] 70 | Graf(int x, const vector<vector<int>>& v): n(x), la(v) { } | ^~~~ main.cpp: In member function 'bool Graf::hakimi(std::vector<int>&)': main.cpp:161:29: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 161 | if(grade[0] + 1 > grade.size()) main.cpp: In member function 'void Graf::rez_Euler(std::vector<std::pair<int, int> >*)': main.cpp:325:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 325 | for(int i = 0; i < ciclu.size() - 1; i++) | ~~^~~~~~~~~~~~~~~~~~