Compilare: main.cpp:67: warning: ignoring '#pragma region Initialization' [-Wunknown-pragmas] 67 | #pragma region Initialization | main.cpp:103: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 103 | #pragma endregion | main.cpp:106: warning: ignoring '#pragma region Algorithms' [-Wunknown-pragmas] 106 | #pragma region Algorithms | main.cpp:177: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 177 | #pragma endregion | main.cpp:181: warning: ignoring '#pragma region Solutions' [-Wunknown-pragmas] 181 | #pragma region Solutions | main.cpp:234: warning: ignoring '#pragma endregion ' [-Wunknown-pragmas] 234 | #pragma endregion | main.cpp: In member function 'void Graph::solve_biconnected()': main.cpp:215:41: warning: left operand of comma operator has no effect [-Wunused-value] 215 | vector<Tracker> tracker(vertices+1,(0,0)); | ^