reinvent.cpp: In function 'int main()': reinvent.cpp:29: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x reinvent.cpp:29: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x reinvent.cpp:39: warning: comparison between signed and unsigned integer expressions reinvent.cpp:46: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x reinvent.cpp:46: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x