266期：→№←【02,03,05,08,11,12,17,18,19,20,21,22,27,29,33,34,36,37,39,40,42,45,46,49】开：40对
267期：→№←【01,02,03,04,05,09,10,13,17,18,19,25,26,27,28,30,37,39,40,43,44,45,46,48】开：22错
268期：→№←【02,03,04,05,12,14,16,17,20,21,22,24,27,28,29,33,34,37,39,40,42,43,45,49】开：**