Compilare: main.cpp: In member function 'std::vector<int> Graf::primPQ()': main.cpp:174:12: warning: unused variable 'costf' [-Wunused-variable] 174 | int nodp, costf = 0; | ^~~~~ main.cpp: In member function 'std::vector<int> Graf::bfs(int)': main.cpp:503:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 503 | for (int i = 0; i < adiacenta2[p].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfs(int, bool*)': main.cpp:546:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 546 | for (int i = 0; i < adiacenta2[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void p12()': main.cpp:1031:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 1031 | if (val > havelH.size()) | ~~~~^~~~~~~~~~~~~~~ main.cpp: In member function 'int Graf::drumMin(std::vector<bool>, std::vector<int>)': main.cpp:110:9: warning: 'nod' may be used uninitialized in this function [-Wmaybe-uninitialized] 110 | return nod; | ^~~ main.cpp: In member function 'int Graf::bfsArbore(int&)': main.cpp:880:15: warning: 'nodp' may be used uninitialized in this function [-Wmaybe-uninitialized] 880 | return h[nodp]; | ^