Compilare: user.cpp: In function ‘int main()’: user.cpp:52:10: warning: ‘ans4’ may be used uninitialized in this function [-Wmaybe-uninitialized] char ans4; ^ user.cpp:72:19: warning: ‘ans3’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<ans2<<' '<<ans3<<'\n'<<ans4<<'\n'; ^ user.cpp:72:8: warning: ‘ans2’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<ans2<<' '<<ans3<<'\n'<<ans4<<'\n'; ^