Compilare: main.cpp:211: warning: ignoring '#pragma region Utility' [-Wunknown-pragmas] 211 | #pragma region Utility | main.cpp:275: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 275 | #pragma endregion | main.cpp:278: warning: ignoring '#pragma region Homework1_private' [-Wunknown-pragmas] 278 | #pragma region Homework1_private | main.cpp:431: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 431 | #pragma endregion | main.cpp:480: warning: ignoring '#pragma region Homework1_solutions' [-Wunknown-pragmas] 480 | #pragma region Homework1_solutions | main.cpp:632: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 632 | #pragma endregion | main.cpp:636: warning: ignoring '#pragma region Homework2' [-Wunknown-pragmas] 636 | #pragma region Homework2 | main.cpp:739: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 739 | #pragma endregion | main.cpp:741: warning: ignoring '#pragma region Homework2_solve' [-Wunknown-pragmas] 741 | #pragma region Homework2_solve | main.cpp:791: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 791 | #pragma endregion | main.cpp:903: warning: ignoring '#pragma region Homework4' [-Wunknown-pragmas] 903 | #pragma region Homework4 | main.cpp:988: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 988 | #pragma endregion | main.cpp: In function 'bool solve_havel_hakimi(std::vector<int>)': main.cpp:616:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 616 | if(current > degrees.size()) | ~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::solve_tree_diameter()': main.cpp:802:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 802 | for(int i = 0;i<distances1.size();i++) | ~^~~~~~~~~~~~~~~~~~ main.cpp:810:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 810 | for(int i = 0;i<distances2.size();i++) | ~^~~~~~~~~~~~~~~~~~