Compilare: main.cpp:202: warning: ignoring '#pragma region Utility' [-Wunknown-pragmas] 202 | #pragma region Utility | main.cpp:266: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 266 | #pragma endregion | main.cpp:269: warning: ignoring '#pragma region Homework1_private' [-Wunknown-pragmas] 269 | #pragma region Homework1_private | main.cpp:422: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 422 | #pragma endregion | main.cpp:425: warning: ignoring '#pragma region Homework1_solutions' [-Wunknown-pragmas] 425 | #pragma region Homework1_solutions | main.cpp:577: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 577 | #pragma endregion | main.cpp:581: warning: ignoring '#pragma region Homework2' [-Wunknown-pragmas] 581 | #pragma region Homework2 | main.cpp:684: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 684 | #pragma endregion | main.cpp:686: warning: ignoring '#pragma region Homework2_solve' [-Wunknown-pragmas] 686 | #pragma region Homework2_solve | main.cpp:736: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 736 | #pragma endregion | main.cpp:848: warning: ignoring '#pragma region Homework4' [-Wunknown-pragmas] 848 | #pragma region Homework4 | main.cpp:933: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 933 | #pragma endregion | main.cpp: In function 'bool solve_havel_hakimi(std::vector<int>)': main.cpp:561:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 561 | if(current > degrees.size()) | ~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::solve_tree_diameter()': main.cpp:747:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 747 | for(int i = 0;i<distances1.size();i++) | ~^~~~~~~~~~~~~~~~~~ main.cpp:755:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 755 | for(int i = 0;i<distances2.size();i++) | ~^~~~~~~~~~~~~~~~~~