Eroare de compilare: main.cpp: In function 'void bfs(long long int, long long int*)': main.cpp:33:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for (int i = 0; i < v[node].size(); ++ i){ | ~~^~~~~~~~~~~~~~~~ main.cpp:36:25: error: 'val' was not declared in this scope 36 | pq.push(val), ans[v[node][i]] = true, rez[v[node][i]] = rez[node] + 1; | ^~~ Non zero exit status: 1