Warning: session_start(): open(/var/lib/php/sessions/sess_lfiulnjcm7csef8dv4j0gu29og, O_RDWR) failed: No space left on device (28) in /var/www/tb-usercake/models/config.php on line 51

Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
// uses x for black and _ for white sS bwImageToString(BWImage img) { if (img == null) null; int w = img.getWidth(), h = img.getHeight(); ret lines(countIterator(h, y -> join(countIterator(w, x -> img.getInt(x, y) < 128 ? '_' : 'x')))); }