268期：→№←【01,02,03,06,07,08,09,10,11,14,15,17,18,22,27,28,29,30,31,34,36,40,47,48】开：40对
269期：→№←【01,02,03,05,10,12,13,16,17,19,20,24,27,29,31,33,35,37,38,39,40,45,47,49】开：22错
270期：→№←【01,04,05,07,10,15,16,17,18,21,24,26,28,29,30,31,32,33,36,39,41,42,46,47】开：19错
271期：→№←【02,04,07,08,10,12,15,17,19,23,24,26,27,31,32,33,34,37,38,41,42,43,44,48】开：**