Compilare: user.cpp: In function ‘void Solve()’: user.cpp:42:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<G[pozition].size();i++) ^ user.cpp: In function ‘int count_min()’: user.cpp:32:12: warning: ‘pozition’ may be used uninitialized in this function [-Wmaybe-uninitialized] return pozition; ^ user.cpp: In function ‘void Solve()’: user.cpp:42:36: warning: ‘pozition’ may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=0;i<G[pozition].size();i++) ^