268期：阴阳肖≤≤02,06,07,10,11,14,15,17,18,21,23,27,28,30,31,34,35,36,38,39,42,43,47,49≥≥开：47对
269期：阴阳肖≤≤02,03,04,05,06,08,09,15,19,20,24,26,27,29,31,32,35,36,41,42,43,44,46,49≥≥开：11错
270期：阴阳肖≤≤01,06,07,08,09,10,11,16,17,18,24,28,29,30,33,34,38,39,42,45,46,47,48,49≥≥开：88