Compilare: main.cpp: In function 'void DFS(int, int)': main.cpp:23:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 23 | for(i = 0; i < g[node].size(); ++i) | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:111:44: warning: 'bmin' may be used uninitialized in this function [-Wmaybe-uninitialized] 111 | fout << minim << ' ' << amin << ' ' << bmin; | ^~~~ main.cpp:111:37: warning: 'amin' may be used uninitialized in this function [-Wmaybe-uninitialized] 111 | fout << minim << ' ' << amin << ' ' << bmin; | ^~~ main.cpp:90:8: warning: 'root' may be used uninitialized in this function [-Wmaybe-uninitialized] 90 | DFS(root, 1); | ~~~^~~~~~~~~