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  1. direction = ["東", "西", "北", "北", "南", "東", "北"]
  2.  
  3.  
  4. news = {}
  5.  
  6. for x in direction:
  7. 	if x not in news:
  8. 		news[x] = 1
  9. 	else:
  10. 		news[x] += 1
  11.  
  12. for k, v in news.items():
  13. 	print(k, v)
  14.  
  15.  
  16. set = {}
  17.  
  18. for i in range(1, len(direction)):
  19. 	if direction[i-1] not in set:
  20. 		set[direction[i-1]] = {}
  21. 		if direction[i] not in set[direction[i-1]]:
  22. 			set[direction[i-1]][direction[i]] = 1
  23. 		else:
  24. 			#このパタンは存在しない
  25. 			pass
  26. 	else:
  27. 		if direction[i] not in set[direction[i-1]]:
  28. 			set[direction[i-1]][direction[i]] = 1
  29. 		else:
  30. 			set[direction[i-1]][direction[i]] += 1
  31.  
  32. for k1, v1 in set.items():
  33. 	for k2, v2 in v1.items():
  34. 		print(k1, k2, v2)
  35.  
Success #stdin #stdout 0.01s 27712KB
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stdin
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Standard input is empty
stdout
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北 3
東 2
西 1
南 1
北 南 1
北 北 1
東 北 1
東 西 1
西 北 1
南 東 1
https://ideone.com/yI5Mbw
language:
Python 3 (python  3.12)
created:
6 years ago
visibility:
secret

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