015期：((01,03,08,09,11,22,26,29,30,32,34,36,39,40,41,45))开：36中中中
016期：((03,14,15,16,17,21,23,24,28,31,32,33,35,38,40,42))开：21中中中
017期：((01,12,14,16,19,23,28,34,36,39,40,42,46,47,48,49))开：38错错错
018期：((04,08,10,14,15,20,28,29,30,31,35,36,37,40,41,44))开：10中中中
019期：((04,10,13,14,15,18,24,27,29,30,37,38,41,46,47,49))开：06错错错
020期：((03,04,05,08,09,13,16,19,24,25,30,34,36,38,42,43))开：==？
