listing hash tables continued system out println("could not find akey)breakdefaultsystem out print("invalid entry\ ")/end switch /end while /end main(//public static string getstring(throws ioexception inputstreamreader isr new inputstreamreader(system in)bufferedreader br new bufferedreader(isr)string br readline()return //public static char getchar(throws ioexception string getstring()return charat( )//public static int getint(throws ioexception string getstring()return integer parseint( )///end class hashdoubleapp ///////////////////////////////////////////////////////////////output and operation of this program are similar to those of hash java table shows what happens when items are inserted into -cell hash table using double hashing the step sizes run from to table filling -cell table using double hashing item number key hash value step size cells in probe sequence