Compilare: main.cpp: In function 'int main()': main.cpp:47:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | for (int i = 0; i < distante1.size(); i++) { | ~~^~~~~~~~~~~~~~~~~~ main.cpp:55:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for (int i = 0; i < distante1.size(); i++) { | ~~^~~~~~~~~~~~~~~~~~ main.cpp:54:6: warning: variable 'c1' set but not used [-Wunused-but-set-variable] 54 | int c1; dmax = -INF; | ^~ main.cpp:53:5: warning: 'c2' may be used uninitialized in this function [-Wmaybe-uninitialized] 53 | bfs(c2, n); | ~~~^~~~~~~