属于这两个集合的第一个数字：
55,66,666,2211,222111,339900,1188111,22221111,88000011,111221155,553330011,2200066611,2222211111,2233558866,55666666611,77771144466,222222111111,880022001111,888000000111,1111226666655,5533355001111,5553333000111,22000556661111,22200006666111,22220001166611,22222221111111,66555666699966,88002220011111,88444115552211,338844447777111,553335550011111,553337778880011,555566661166611,555666666666111,558822550004400.