Compilare: user.cpp: In function ‘void lee()’: user.cpp:85:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<cart.size();i++) ^ user.cpp:94:27: warning: ‘jmin’ may be used uninitialized in this function [-Wmaybe-uninitialized] out << imin << " " << jmin << " " << Min; ^ user.cpp:94:12: warning: ‘imin’ may be used uninitialized in this function [-Wmaybe-uninitialized] out << imin << " " << jmin << " " << Min; ^