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Re: number of switches

  • To: mathgroup at
  • Subject: [mg47536] Re: number of switches
  • From: drbob at (Bobby R. Treat)
  • Date: Thu, 15 Apr 2004 03:40:30 -0400 (EDT)
  • References: <c5j6vd$qqo$>
  • Sender: owner-wri-mathgroup at




"fake" <fake at> wrote in message news:<c5j6vd$qqo$1 at>...
> Consider the lists {1,1,0,1} and {1,1,0,0},{1,0,1,0,1}.
> The first sequence (1101) switches 2 times (#2digit~#3digit,
> #3digit~#4digit}, the second (1100) 1 time, the third 10101 4 times.
> I have the following problem.
> Consider a list of binary digits. Which is the easiest way to count the
> number of switches of the list (using Mathematica commands)?

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