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  1. @(s)char(arrayfun(@(n)repmat('*',1,n),diff([0 find([s 32]==32)])-1,'un',0))
  2.  
  3. ans('This is an example histogram of word length')
Success #stdin #stdout 0.19s 65048KB
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Standard input is empty
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ans =

@(s) char (arrayfun (@(n) repmat ('*', 1, n), diff ([0, find([s, 32] == 32)]) - 1, 'un', 0))

ans =

****     
**       
**       
*******  
*********
**       
****     
******
https://ideone.com/QuzT3C
language:
Octave (octave 4.4.1)
created:
8 years ago
visibility:
public

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