castel.cpp: In function 'int main()': castel.cpp:40: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x castel.cpp:40: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x castel.cpp:15: warning: unused variable 'i' castel.cpp:24: warning: unused variable 'temp1' castel.cpp:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result castel.cpp:14: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result castel.cpp:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result castel.cpp:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result