020期：黑牛<<02,04,05,06,09,10,11,12,13,16,19,21,27,30,31,33,34,35,39,40,41,44,48,49>>开：34有
021期：黑牛<<01,03,04,06,07,09,10,17,20,23,24,25,26,27,31,32,36,39,43,44,45,46,47,49>>开：14没
022期：黑牛<<03,04,05,07,08,10,11,14,16,18,20,22,24,27,28,30,31,32,33,35,38,41,48,49>>开：00