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  1. # your code goes here
  2.  
  3. def unique_letters(str):
  4. 	return len(list(str)) == len(set(list(str)))
  5.  
  6. print unique_letters("abcd")
  7. print unique_letters("abcda")
  8.  
Success #stdin #stdout 0s 23336KB
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https://ideone.com/ahaP05
language:
Python (cpython 2.7.16)
created:
7 years ago
visibility:
public

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