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  1. class UserMainCode(object):
  2. 	@classmethod
  3. 	def swaps(cls,input1):
  4. 		'''
  5. 		input1:string
  6. 		Expected return type:int
  7. 		'''
  8. 		input1=list(input1)
  9. 		res=0
  10. 		while input1:
  11. 			i=input1.index(input1[-1])
  12. 			if i == len(input1)-1:
  13. 				res+=i/2
  14. 			else:
  15. 				res+=i;
  16. 				input1.pop(i)
  17. 			input1.pop()
  18. 		print(int(res))
  19. obj = UserMainCode()
  20. obj.swaps(input())
  21.  
Success #stdin #stdout 0.02s 9048KB
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https://ideone.com/uV7yvL
language:
Python 3 (python  3.9.5)
created:
1 year ago
visibility:
public

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