Compilare: user.cpp: In function ‘int main()’: user.cpp:41:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < graph[nod].size();i++) ^ user.cpp:44:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (vect[nod] > graph[nod].size() - nr_selectate || vect[nod] == 0) ^ user.cpp:46:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < graph[nod].size();i++) ^ user.cpp:65:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0;i<sol.size();i++) ^