017期：((03,04,08,10,11,16,20,21,32,35,37,38,42,43,46,49))开：32准
018期：((01,09,11,13,14,15,19,27,30,34,37,38,42,43,44,49))开：39错
019期：((02,05,10,13,15,17,22,26,28,31,32,33,34,44,46,47))开：46准
020期：((02,03,09,19,20,22,23,25,30,33,34,35,36,44,46,48))开：12错
021期：((03,11,17,18,20,24,25,26,27,30,32,33,38,39,40,44))开：==？