266期:{{01,02,04,08,16,22,24,27,30,32,35,40,42,43,47,48}}开:27中
267期:{{04,06,11,16,20,22,28,29,30,31,32,33,36,40,43,48}}开:12错
268期:{{06,07,08,12,16,18,19,22,23,27,28,30,33,35,39,40}}开:22中
269期:{{03,05,07,10,12,15,17,18,22,33,34,35,36,38,39,46}}开:11错
270期:{{08,09,13,15,20,22,26,32,34,36,37,40,41,44,46,49}}开:??