Compilare: user.cpp: In function ‘int main()’: user.cpp:30: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:31: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:32: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:33: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:34: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:35: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:36: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:37: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:39: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x