excursia.cpp: In function 'int main()': excursia.cpp:53: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x excursia.cpp:53: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x excursia.cpp:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result excursia.cpp:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result excursia.cpp:45: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result excursia.cpp:48: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result excursia.cpp:49: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result