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  1. m={}
  2. v={}
  3. i=0
  4. $<.map{|l|(t=l.chop![/\^+/])?v[m[i]=o=m[i-t.size]]+=1:v[m[i]=l]=1;i+=1}
  5. p v
  6.  
Success #stdin #stdout 0.05s 9608KB
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stdin
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pie
^
^^
pi
^
^^
^^^^
^
^^^^^
^^^^^
^^^
^^^^
^^
^
^^^^^^^^^
stdout
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{"pie"=>9, "pi"=>6}
https://ideone.com/H7fWVf
language:
Ruby (ruby 2.5.5)
created:
8 years ago
visibility:
secret

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