<br />
<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_j98qsg2gt4jhpk1mefqkru5851, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
<br />
<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sclass CCI_SingleChar extends CharacterClassIterator {
  char c;
  CharacterClassIterator next;

  *() {}
  *(char *c, CharacterClassIterator *next) {}
  
  // no check because of method contract
  CharacterClassIterator acceptChar(char c) {
    ret next == null ? new CCI_End : next;
  }

  bool canEndHere() {
    false;
  }
  
  bool canAcceptChar(char x) {
    ret x == c;
  }
  
  Cl<Char> acceptedChars() { ret ll(c); }

  CharRange acceptedCharRange() {
    ret singletonCharRange(c);
  }
  
  CharacterClassIterator cloneCCI() {
    this;
  }
}