immortal.cpp: In function 'void Back(int)': immortal.cpp:55: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x immortal.cpp:55: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x immortal.cpp:63: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x immortal.cpp:63: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x immortal.cpp:71: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x immortal.cpp:71: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x