bacan.cpp: In function 'int main()': bacan.cpp:23: warning: 'auto' will change meaning in C++0x; please remove it bacan.cpp:23: error: expected initializer before ':' token bacan.cpp:27: error: expected primary-expression before 'return' bacan.cpp:27: error: expected ';' before 'return' bacan.cpp:27: error: expected primary-expression before 'return' bacan.cpp:27: error: expected ')' before 'return' bacan.cpp:8: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result bacan.cpp:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result