`exctract.cc` has typo in row 12: `#include "libcbdetect/boards_from_cornres.h"` instead of `#include "libcbdetect/boards_from_corners.h"`
exctract.cchas typo in row 12:#include "libcbdetect/boards_from_cornres.h"instead of#include "libcbdetect/boards_from_corners.h"