017期：<<01,03,04,08,15,19,20,29,30,31,32,33,39,41,42,47>>开：32中中中
018期：<<01,02,03,06,08,10,16,18,20,24,25,27,29,31,32,37>>开：39错错错
019期：<<01,03,04,07,11,14,16,17,18,21,22,31,37,39,41,45>>开：46错错错
020期：<<05,08,10,11,16,18,22,27,29,30,33,37,41,43,47,48>>开：中？