020期：阴阳肖≤≤02,04,10,11,12,16,18,19,20,22,24,25,27,30,31,32,34,38,40,43,44,47,48,49≥≥开：10对
021期：阴阳肖≤≤02,03,04,07,08,11,19,20,22,23,27,31,32,33,35,36,37,39,40,44,46,47,48,49≥≥开：07对
022期：阴阳肖≤≤01,03,05,08,09,11,13,14,15,18,19,21,23,25,26,27,28,29,30,35,42,44,48,49≥≥开：88