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