<?php return [ [ '1357', '2EF', ], [ '246', 'A6', ], [ '12345', '14E5', ], [ '100', 4, '0040', ], [ '123.45', '#NUM!', ], [ '0', '0', ], [ true, '#VALUE!', ], [ '3579', '#NUM!', ], // 2's Complement [ '7777777533', 'FFFFFFFF5B', ], ];