296期：黑牛<<02,04,07,13,14,15,19,20,21,22,23,26,27,29,31,32,33,37,38,42,43,46,47,49>>开：23有
297期：黑牛<<01,02,06,10,11,12,13,14,16,17,18,23,25,26,27,29,30,37,39,42,44,45,46,48>>开：13有
298期：黑牛<<01,04,05,07,09,10,14,16,18,19,23,27,28,29,32,34,35,36,37,38,39,43,46,48>>开：08没
299期：黑牛<<01,02,03,04,06,10,11,15,16,17,19,24,25,26,27,31,33,37,38,39,40,42,46,49>>开：23没
300期：黑牛<<02,04,05,07,08,10,12,14,15,18,19,20,22,25,31,32,35,37,41,42,44,45,46,47>>开：00