Compilare: user.cpp: In function ‘int main()’: user.cpp:104:26: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘int’ [-Wformat=] printf("%lld", answer); ^ user.cpp: In member function ‘void inputReader::getBuffer()’: user.cpp:29:47: 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, bufferDim, stdin); ^