Compilare: main.cpp: In function 'int main()': main.cpp:38:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 38 | for (int i = 0; i < lista[nod_curent].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:57:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 57 | for(int i = 0; i < noduri_nevizitate.size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:60:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 60 | for (int i = 0; i < distante.size(); i++){ | ~~^~~~~~~~~~~~~~~~~ main.cpp:56:10: warning: 'nr_noduri_nefolositoare' may be used uninitialized [-Wmaybe-uninitialized] 56 | g << nr_noduri_nefolositoare << endl; // se puteau numara cele folosite in dfs | ^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:48:9: note: 'nr_noduri_nefolositoare' was declared here 48 | int nr_noduri_nefolositoare; | ^~~~~~~~~~~~~~~~~~~~~~~