On Mon, 27 Apr 2009, Aai wrote:
> Just another one:
>
> _1~:2-/\(,~{.) 4 5 6 7 8 11 12 16 17 19 21
> 1 0 0 0 0 1 0 1 0 1 1
You and Henry gave two more ways!
I think that your infix solution avoids possible overflow.
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唐詩273 張繼 楓橋夜泊
月落烏啼霜滿天 江楓漁火對愁眠 姑蘇城外寒山寺 夜半鐘聲到客船
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