NYT Number Play: Wolves and Sheep

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Inspired by NYT Blog Column "Numberplay"

http://wordplay.blogs.nytimes.com/2012/08/13/numberplay-wolves/?src=recg

Posted over 1 year ago

Important notice: Applets are deprecated

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breed [ wolves wolf ]
breed [ sheep a-sheep ]

to startup
  ca
  ask patches [ set pcolor grey + random-float 5 ]
  set-default-shape wolves "wolf"
  set-default-shape sheep "sheep"
end 

to go
  create-wolves 5 [ oops_go_somewhere_new. ]
  create-sheep 3 [ oops_go_somewhere_new. ]
  while [ any? sheep with [ omg_danger_zone! ] ] [ ] ; plug 'til solved
end 

to-report omg_danger_zone! ;; sheep procedure
  if any? STALKING_WOLVES [
    ask one-of ( list self STALKING_WOLVES ) [ ; be a bit smart and move offending animals
      oops_go_somewhere_new.
    ]
    report true ]
  report false
end 

to-report STALKING_WOLVES ;; sheep procedure
  report wolves with [ xcor = [ xcor ] of myself 
                     or ycor = [ ycor ] of myself 
                     or abs( [ xcor ] of myself - xcor ) = abs ( [ ycor ] of myself - ycor ) ]
end 

to oops_go_somewhere_new.
  move-to one-of patches with [ not any? other turtles-here ]
end 

There are 2 versions of this model.

Uploaded by When Description Download
Michelle Wilkerson-Jerde over 1 year ago startup! Download this version
Michelle Wilkerson-Jerde over 1 year ago Initial upload Download this version

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File Type Description Last updated
NYT Number Play: Wolves and Sheep.png preview A solution about 1 year ago, by Michelle Wilkerson-Jerde Download

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