On Thu, Nov 04, 2010 at 10:50:06AM -0700, michael rice wrote:
Hi,
I've been looking at a flagstone problem, where no two adjacent
n-tuples can be identical. I solved the problem with Icon using
Interesting stuff!
= Here's my Haskell code
import Data.Bits
import
...@seas.upenn.edu
Subject: Re: [Haskell-cafe] Flagstone problem
To: haskell-cafe@haskell.org
Date: Saturday, November 6, 2010, 7:03 AM
On Thu, Nov 04, 2010 at 10:50:06AM -0700, michael rice wrote:
Hi,
I've been looking at a flagstone problem, where no two adjacent
n-tuples can be identical. I
On Nov 6, 2010, at 4:03 AM, Brent Yorgey wrote:
Doesn't make much sense to me. The sum of binary digits in the binary
representation of n will not be zero very often...
I think they mean the sum (mod 2) when they say the sum of binary
digits. That should be zero half the time.
Hi, Alexander
Your change produces the same sequence of 0s, 1s, and 2s.
mod n 2 == fromEnum (even n)
Michael
--- On Sat, 11/6/10, Alexander Solla a...@2piix.com wrote:
From: Alexander Solla a...@2piix.com
Subject: Re: [Haskell-cafe] Flagstone problem
To:
Cc: haskell-cafe Cafe haskell-cafe
Hi,
I've been looking at a flagstone problem, where no two adjacent
n-tuples can be identical. I solved the problem with Icon using
an array of stacks and was going to explore how to do it in Haskell
when I saw another way to do it explained in the same text. Just
count the ones between the zeros