275期：黑牛<<01,04,08,09,14,15,16,19,20,21,22,23,24,25,27,33,35,37,41,42,43,44,45,48>>开：24有
276期：黑牛<<09,10,11,12,13,16,21,22,23,24,25,29,33,35,36,37,38,40,41,44,46,47,48,49>>开：43没
277期：黑牛<<01,05,06,08,09,10,13,15,16,17,18,19,21,22,24,29,30,32,33,37,38,39,44,45>>开：48没
278期：黑牛<<05,08,09,10,11,12,14,15,17,18,21,22,24,27,28,29,32,34,37,42,43,45,47,49>>开：22有
279期：黑牛<<01,04,06,08,09,13,14,15,16,17,19,21,26,27,29,31,32,34,36,37,39,40,41,46>>开：00