viteza.cpp: In function 'char getChar()': viteza.cpp:13: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result viteza.cpp: In function 'std::pair<int, int> query(int)': viteza.cpp:52: error: in C++98 'rez' must be initialized by constructor, not by '{...}' viteza.cpp:52: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x viteza.cpp: In function 'void update(int, int, int)': viteza.cpp:63: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x viteza.cpp:63: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x viteza.cpp: In function 'int main()': viteza.cpp:85: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x viteza.cpp:85: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x viteza.cpp:69: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result viteza.cpp:70: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result