ones = "1" : [ x ++ "1" | x <- ones ]

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That and Language::Haskell should get you all the 1s you need . . .

The cake is a lie.
The cake is a lie.
The cake is a lie.

In reply to Re: Generate the perl sequence 1, 11, 111, .... by Fletch
in thread Generate the perl sequence 1, 11, 111, .... by alih110

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