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zxzx (zxzx) 于 (Sat Jun 23 14:53:38 2007) 提到:
what is the expected time of getting THHTHT?
Find some related questions in this forum, but still have no idea on how to
solve it step by step.
I was given the hint to use Martingale.
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longtian (施主，小僧已经很久不烧香了) 于 (Sat Jun 23 14:56:51 2007) 提到:
which company asks you this question? I think it is a BT question for
interview
