261期：必中24码（01,02,03,04,05,06,07,12,13,16,17,20,24,29,30,32,33,34,38,40,42,44,45,49）开：01中
262期：必中24码（01,03,08,11,15,16,18,21,22,24,25,28,31,32,33,35,39,40,41,42,43,45,46,47）开：44错
263期：必中24码（01,02,04,05,06,08,11,13,14,16,17,20,22,25,28,29,30,32,33,34,37,39,41,42）开：13中
264期：必中24码（04,05,10,11,13,14,17,18,19,21,26,29,31,36,37,38,40,41,42,43,44,45,47,48）开：00