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  1. T = int(input())
  2.  
  3. for t in range(T):
  4. 	s = input()
  5.  
  6. 	if len(s) == 0:
  7. 		print(0)
  8. 		continue
  9.  
  10. 	res = 0
  11. 	count = 1
  12.  
  13. 	for i in range(1, len(s)):
  14. 		if s[i] == s[i-1]:
  15. 			count += 1
  16. 		else:
  17. 			res += count-1
  18. 			count = 1
  19.  
  20. 	res += count-1
  21.  
  22. 	print(res)
  23.  
  24.  
Success #stdin #stdout 0.03s 9192KB
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https://ideone.com/cQQ9kj
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language:
Python 3 (python  3.9.5)
created:
2 years ago
visibility:
public

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