十五⭐18组
统计结果:
〖0次〗: 18,32,42,(3个)x
〖1次〗: 02,09,10,36,37,44,(6个)
〖2次〗: 04,07,15,16,24,31,(6个)
〖3次〗: 03,13,14,23,25,27,29,33,35,41,43,(11个)
〖4次〗: 05,06,08,11,17,19,20,22,26,38,39,40,46,49,(14个)x
〖5次〗: 21,28,34,45,48,(5个)x
〖6次〗: 01,30,47,(3个)x
〖7次〗: 12,(1个)x