269期：黑牛<<02,04,07,08,09,11,12,14,15,16,20,21,25,26,30,31,32,34,35,36,39,41,44,45>>开：11有
270期：黑牛<<01,03,04,08,10,11,17,19,20,22,23,28,29,30,31,33,36,37,39,40,43,44,46,49>>开：32没
271期：黑牛<<04,06,07,08,13,15,18,21,22,23,26,30,31,32,33,35,36,37,38,43,44,45,48,49>>开：22有
272期：黑牛<<02,03,09,10,11,12,14,18,19,20,24,27,29,32,34,36,37,40,41,43,44,45,47,49>>开：00