Compilare: main.cpp: In member function 'void Graf::APM()': main.cpp:92:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 92 | for(int j = 0; j < costs[nextVertex].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graf::nodCostMin(std::vector<int>&, std::vector<bool>&)': main.cpp:68:12: warning: 'indexOfMin' may be used uninitialized in this function [-Wmaybe-uninitialized] 68 | return indexOfMin; | ^~~~~~~~~~ main.cpp: In member function 'void Graf::APM()': main.cpp:98:31: warning: 'indexOfMin' may be used uninitialized in this function [-Wmaybe-uninitialized] 98 | parent[temp1] = nextVertex;