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  1. import itertools
  2.  
  3. def count_generator(s):
  4. 	return sum(1 for _ in s)
  5.  
  6. def rle_encode(s):
  7. 	for key, items in itertools.groupby(s):
  8. 		n = count_generator(items)
  9. 		if n == 1:
  10. 			yield f"{key}"
  11. 		elif n == 2:
  12. 			yield f"{key}{key}"
  13. 		else:
  14. 			yield f"{key}{n}"
  15.  
  16. for _ in range(int(input())):
  17. 	s = input().strip()
  18. 	print("".join(rle_encode(s)))
  19.  
Success #stdin #stdout 0.02s 9252KB
comments (?)
stdin
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4
OPSS
ABCDEF
ABBCCCDDDDEEEEEFGGHIIJKKKL
AAAAAAAAAABBBBBBBBBBBBBBBB
stdout
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OPSS
ABCDEF
ABBC3D4E5FGGHIIJK3L
A10B16
https://ideone.com/mFj1hT
language:
Python 3 (python  3.9.5)
created:
3 years ago
visibility:
public

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