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MathGroup Archive 2007

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Re: Partition a list into sublists of unequal size

  • To: mathgroup at smc.vnet.net
  • Subject: [mg83953] Re: Partition a list into sublists of unequal size
  • From: Ray Koopman <koopman at sfu.ca>
  • Date: Wed, 5 Dec 2007 07:14:56 -0500 (EST)
  • References: <fj37cv$hq0$1@smc.vnet.net>

This is a little simpler and maybe a little faster:

  Take[targetlist,#]& /@ Transpose@{Prepend[Most@#+1,1],#}& @
    Flatten@Position[list,1]


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