mofocarburi.cpp: In function 'int Find(int, int, int)': mofocarburi.cpp:28: warning: comparison between signed and unsigned integer expressions mofocarburi.cpp: In function 'void Add(int, int, int, int)': mofocarburi.cpp:35: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x mofocarburi.cpp:35: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x mofocarburi.cpp: In function 'int main()': mofocarburi.cpp:63: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result mofocarburi.cpp:64: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result mofocarburi.cpp:66: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result