071期：<<01,02,03,04,19,20,21,23,24,26,30,31,40,41,43,48>>开：20中中中
072期：<<01,04,09,13,16,18,22,25,26,29,39,40,43,44,45,49>>开：30错错错
073期：<<02,04,11,13,18,22,23,25,27,28,29,31,39,42,44,48>>开：36错错错
074期：<<01,08,11,12,14,15,17,21,26,29,41,44,45,47,48,49>>开：41中中中
075期：<<03,05,11,15,16,25,30,34,37,41,42,43,44,45,48,49>>开：34中中中
076期：<<02,05,07,12,14,17,22,25,27,30,34,38,41,43,44,46>>开：中？