269期：→№←【04,06,07,09,11,12,13,15,22,24,25,26,29,31,33,34,36,39,42,43,44,45,48,49】开：48对
270期：→№←【01,02,04,05,07,10,14,16,21,24,25,28,31,37,38,39,40,41,42,43,45,47,48,49】开：30错
271期：→№←【01,02,03,06,07,08,09,10,14,15,20,27,29,30,31,34,38,39,40,41,43,46,48,49】开：45错
272期：→№←【01,05,06,07,09,11,12,13,18,19,20,21,22,24,26,32,35,36,37,38,39,40,47,48】开：**
