021期：开（12）准
01,03,06,07,08,10,12,14,16,17,18,19,20,21,22,
24,25,26,29,30,31,33,34,40,43,44,45,46,48,49,
022期：开（34）准
02,05,12,13,16,18,19,20,21,22,23,24,25,26,27,
28,29,30,31,32,33,34,35,36,37,41,42,43,44,45,
023期：开（00）准
01,02,04,05,06,08,10,11,12,13,17,18,19,27,28,
30,31,32,37,38,39,40,41,42,43,44,46,47,48,49,