Compilare: main.cpp:183: warning: ignoring '#pragma region Utility' [-Wunknown-pragmas] 183 | #pragma region Utility | main.cpp:241: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 241 | #pragma endregion | main.cpp:244: warning: ignoring '#pragma region Homework1_private' [-Wunknown-pragmas] 244 | #pragma region Homework1_private | main.cpp:396: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 396 | #pragma endregion | main.cpp:398: warning: ignoring '#pragma region Homework1_solutions' [-Wunknown-pragmas] 398 | #pragma region Homework1_solutions | main.cpp:550: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 550 | #pragma endregion | main.cpp:554: warning: ignoring '#pragma region Homework2' [-Wunknown-pragmas] 554 | #pragma region Homework2 | main.cpp:657: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 657 | #pragma endregion | main.cpp:659: warning: ignoring '#pragma region Homework2_solve' [-Wunknown-pragmas] 659 | #pragma region Homework2_solve | main.cpp:709: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 709 | #pragma endregion | main.cpp:821: warning: ignoring '#pragma region Homework4' [-Wunknown-pragmas] 821 | #pragma region Homework4 | main.cpp:906: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 906 | #pragma endregion | main.cpp: In function 'bool solve_havel_hakimi(std::vector<int>)': main.cpp:534:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 534 | if(current > degrees.size()) | ~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::solve_tree_diameter()': main.cpp:720:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 720 | for(int i = 0;i<distances1.size();i++) | ~^~~~~~~~~~~~~~~~~~ main.cpp:728:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 728 | for(int i = 0;i<distances2.size();i++) | ~^~~~~~~~~~~~~~~~~~