〖0次〗:02,04,09,11,(共4个)〖1次〗:06,07,17,21,37,40,41,43,46,48,49,(共11个)〖2次〗:01,03,05,16,18,19,25,26,34,35,44,45,(共12个)〖3次〗:08,10,12,13,14,15,20,22,23,24,27,28,29,30,31,32,33,36,38,39,42,47,(共22个)