Compilare: main.cpp:203: warning: ignoring '#pragma region Utility' [-Wunknown-pragmas] 203 | #pragma region Utility | main.cpp:273: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 273 | #pragma endregion | main.cpp:276: warning: ignoring '#pragma region Homework1_private' [-Wunknown-pragmas] 276 | #pragma region Homework1_private | main.cpp:429: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 429 | #pragma endregion | main.cpp:432: warning: ignoring '#pragma region Homework1_solutions' [-Wunknown-pragmas] 432 | #pragma region Homework1_solutions | main.cpp:584: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 584 | #pragma endregion | main.cpp:588: warning: ignoring '#pragma region Homework2' [-Wunknown-pragmas] 588 | #pragma region Homework2 | main.cpp:691: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 691 | #pragma endregion | main.cpp:693: warning: ignoring '#pragma region Homework2_solve' [-Wunknown-pragmas] 693 | #pragma region Homework2_solve | main.cpp:743: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 743 | #pragma endregion | main.cpp:863: warning: ignoring '#pragma region Homework4' [-Wunknown-pragmas] 863 | #pragma region Homework4 | main.cpp:948: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 948 | #pragma endregion | main.cpp: In function 'bool solve_havel_hakimi(std::vector<int>)': main.cpp:568:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 568 | if(current > degrees.size()) | ~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::solve_tree_diameter()': main.cpp:754:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 754 | for(int i = 0;i<distances1.size();i++) | ~^~~~~~~~~~~~~~~~~~ main.cpp:762:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 762 | for(int i = 0;i<distances2.size();i++) | ~^~~~~~~~~~~~~~~~~~