Hey listen
Put in the jmsdf code in then turn of your wifi and get rid of the battleship icon from multitask, then change your ipad, iPhone or iPod to the next day and then go on battleship craft and enter jmsdf. And you will have it again. I've done it about 24 times and I've got loads of guns. Then put all of the 30 inch guns on a big boat then sink battleship cancer in seconds and get loads of money