201期：←24码→（01,02,04,06,07,08,09,10,14,17,18,19,21,24,25,26,30,34,35,37,38,42,43,47）开：47准
202期：←24码→（02,04,05,06,07,08,09,12,14,15,16,18,22,24,25,27,29,31,32,34,45,46,48,49）开：20错
203期：←24码→（01,02,06,07,12,14,16,19,20,21,22,24,29,30,32,34,35,37,39,42,43,44,46,48）开：18错
204期：←24码→（01,02,03,04,06,14,15,17,19,20,21,25,26,29,31,33,39,40,41,43,44,46,48,49）开：？？