Compilare: main.cpp: In function 'void DFS(int)': main.cpp:26:18: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 26 | if(path.size() < mini){ | ~~~~~~~~~~~~^~~~~~ main.cpp:31:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 31 | else if(path.size() == mini){ | ~~~~~~~~~~~~^~~~~~~ main.cpp:40:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 40 | for(int i = 0; i < adiacenta[node].size(); ++i){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:41:74: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | if(visited[adiacenta[node][i]] == false || length[adiacenta[node][i]] > path.size()){ main.cpp: In function 'int main()': main.cpp:63:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | for(int i = 0; i < ans.size(); ++i){ | ~~^~~~~~~~~~~~