Originally posted by machai at  10:35 PM:! z3 t6 @4 z2 q2 t; e) h
假設你買o左  12345678 , 中o左 1234
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' e6 {- [* @0 P- Z7 ^. \咁中o左四個字的有 8 x( W% m- k; ?0 a; n
123456 , 123457 , 123458, ^- ~3 Y. r& a% U% C' ]" x. V
123467 , 123468
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即是六注呀