Compilare: main.cpp: In function 'void dfs(int)': main.cpp:22:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for (int i = 0; i < adj[nod].size();++i){ | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:43:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 43 | for (int i=1;i<=n;i++) | ^~~ main.cpp:52:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 52 | cout << minim << " " << k << "\n"; | ^~~~