Compilare: user.cpp: In member function ‘HUGE& HUGE::operator+(long long int&)’: user.cpp:27:22: warning: reference to local variable ‘temp’ returned [-Wreturn-local-addr] HUGE temp; ^ user.cpp: In member function ‘long long int& HUGE::operator%(long long int&)’: user.cpp:44:27: warning: reference to local variable ‘r’ returned [-Wreturn-local-addr] long long r = 0; ^ user.cpp: In function ‘int main()’: user.cpp:70:5: warning: ‘r’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(R > 0) ^