Compilare: main.cpp: In function 'bool bfs()': main.cpp:42:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | for(int i = 0; i < v[now].size(); i++) { | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:95:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 95 | for(int i = 0; i < v[dest].size(); i++) { | ~~^~~~~~~~~~~~~~~~