Compilare: main.cpp: In member function 'void Graf::dfs(int, std::vector<int>&, int)': main.cpp:73:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for(i=0;i<adjList[node].size();i++){ | ~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void solve_dfs_nrCompConexe()': main.cpp:116:9: warning: unused variable 'i' [-Wunused-variable] 116 | int i,n,m,x,y,nrcomp=0; | ^ main.cpp:116:19: warning: unused variable 'nrcomp' [-Wunused-variable] 116 | int i,n,m,x,y,nrcomp=0; | ^~~~~~