supertri.cpp: In function 'int main()': supertri.cpp:104: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x supertri.cpp:104: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x supertri.cpp:130: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x supertri.cpp:130: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x supertri.cpp:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result supertri.cpp:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result