280期：╬╬二十八码╬╬=====【01,03,05,08,09,10,12,15,16,17,18,19,21,22,23,24,26,27,28,31,33,35,37,41,43,45,47,49】开：15对
281期：╬╬二十八码╬╬=====【02,03,04,08,09,10,12,14,15,16,17,18,19,20,21,23,24,26,30,32,33,35,36,41,42,46,47,49】开：10对
282期：╬╬二十八码╬╬=====【01,02,03,06,07,08,09,10,11,14,15,17,18,25,27,28,29,32,33,34,35,36,39,43,44,45,46,47】开：23错
283期：╬╬二十八码╬╬=====【01,02,07,09,10,11,12,14,17,18,19,20,21,23,25,26,27,28,29,31,32,34,35,36,40,44,46,47】开：=--=