Compilare: main.cpp: In member function 'int graph::bfs()': main.cpp:49:29: warning: unused variable 'par' [-Wunused-variable] 49 | int par=parent[next]; | ^~~ main.cpp: In member function 'void graph::printLideri()': main.cpp:98:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 98 | for(int j=0;j<adj[i].size();j++) | ~^~~~~~~~~~~~~~