075期：黑牛<<04,07,08,09,10,11,12,13,14,16,18,20,21,22,23,24,31,32,33,36,38,42,45,46>>开：21有
076期：黑牛<<01,02,03,04,05,06,07,14,15,16,18,19,20,21,23,30,32,34,39,41,42,43,44,48>>开：10没
077期：黑牛<<01,04,05,07,08,09,10,12,16,19,20,23,28,29,30,33,34,36,38,39,40,43,44,46>>开：00