#include <X11/extensions/scrnsaver.h>
#include <math.h>

main() {
  XScreenSaverInfo *info = XScreenSaverAllocInfo();
  Display *display = XOpenDisplay(0);

  XScreenSaverQueryInfo(display, DefaultRootWindow(display), info);
  printf("%u\n", (int)ceil((float)info->idle/1000));
}