Compilare: main.cpp: In function 'void dfsEuler(int)': main.cpp:26:21: 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] 26 | while (pos[nod] < vecini[nod].size()) main.cpp: In function 'int main()': main.cpp:66:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for (int i = 0; i < ciclu.size() - 1; i++) | ~~^~~~~~~~~~~~~~~~~~