public int getRef(Character way) {Cell c = at(way);return (c == null) ? -1 : c.ref;}

public int getRef ( Character way ) { Cell c = at ( way ) ; return ( c == null ) ? - 1 : c . ref ; }
public int GetRef(char way){Cell c = At(way);return (c == null) ? -1 : c.@ref;}
