Compilare: user.cpp: In function ‘void GetInt(int&)’: user.cpp:23:77: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] if(cursor==BufferSize) cursor=0, fread(Buffer, 1, BufferSize, stdin); ^ user.cpp:30:77: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] if(cursor==BufferSize) cursor=0, fread(Buffer, 1, BufferSize, stdin); ^ user.cpp: In function ‘int main()’: user.cpp:110:46: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cumainilecurate.in", "r", stdin); ^ user.cpp:111:48: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cumainilecurate.out", "w", stdout); ^ user.cpp:114:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(Buffer, 1, BufferSize, stdin); ^