047期：<<01,02,05,15,16,17,20,22,26,28,34,36,38,39,42,46>>开：46中中中
048期：<<01,02,05,12,14,15,16,21,25,33,39,41,42,45,48,49>>开：23错错错
049期：<<07,16,17,20,24,25,26,29,31,32,33,34,35,45,46,47>>开：30错错错
050期：<<02,03,10,12,13,14,17,19,20,22,23,28,34,38,42,48>>开：中？