Compilare: main.cpp:194: warning: ignoring '#pragma region Utility' [-Wunknown-pragmas] 194 | #pragma region Utility | main.cpp:247: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 247 | #pragma endregion | main.cpp:250: warning: ignoring '#pragma region Homework1_private' [-Wunknown-pragmas] 250 | #pragma region Homework1_private | main.cpp:402: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 402 | #pragma endregion | main.cpp:404: warning: ignoring '#pragma region Homework1_solutions' [-Wunknown-pragmas] 404 | #pragma region Homework1_solutions | main.cpp:556: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 556 | #pragma endregion | main.cpp:560: warning: ignoring '#pragma region Homework2' [-Wunknown-pragmas] 560 | #pragma region Homework2 | main.cpp:663: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 663 | #pragma endregion | main.cpp:665: warning: ignoring '#pragma region Homework2_solve' [-Wunknown-pragmas] 665 | #pragma region Homework2_solve | main.cpp:715: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 715 | #pragma endregion | main.cpp: In function 'bool solve_havel_hakimi(std::vector<int>)': main.cpp:540:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 540 | if(current > degrees.size()) | ~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::solve_tree_diameter()': main.cpp:726:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 726 | for(int i = 0;i<distances1.size();i++) | ~^~~~~~~~~~~~~~~~~~ main.cpp:734:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 734 | for(int i = 0;i<distances2.size();i++) | ~^~~~~~~~~~~~~~~~~~