271期：二十四码→（01,11,12,13,14,15,17,20,21,22,23,24,26,28,31,34,36,37,39,40,42,47,48,49）开：22对
272期：二十四码→（01,08,09,14,18,19,20,22,23,26,27,28,29,30,31,38,39,41,42,43,44,45,46,47）开：34错
273期：二十四码→（01,05,07,09,11,13,14,16,18,21,25,27,28,29,30,31,35,36,38,39,43,46,47,49）开：00