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  1. strlist = ['the', 'the', 'boy', 'happy', 'boy', 'happy']
  2. print(dict(((string, set(i for i,w in enumerate(strlist) if w == string)) for string in strlist)))
  3.  
Success #stdin #stdout 0.15s 10256KB
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Standard input is empty
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{'boy': {2, 4}, 'the': {0, 1}, 'happy': {3, 5}}
https://ideone.com/4sxUNf
language:
Python 3 (python  3.12)
created:
11 years ago
visibility:
public

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