统计结果:〖0次〗:01,02,05,21,29,34,48,(共7个)〖1次〗:12,14,15,19,22,24,26,27,28,32,44,45,49,(共13个)〖2次〗:03,04,06,11,16,17,18,23,31,33,35,36,43,46,(共14个)〖3次〗:07,08,09,13,25,37,38,39,41,42,47,(共11个)〖4次〗:10,30,(共2个)〖5次〗:20,(共1个)〖7次〗:40,(共1个)