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  1. # your code goes here
  2.  
  3. user={"m":"1","a":"2","r":"3","u":"4"}
  4. user["c"]="5"
  5. user["h"]="6"
  6. user["m"]="01"
  7. del user["h"]
  8. print(user)
  9.  
  10. for key,vol in user.items():
  11. print("key:" + key)
  12. print("vol:" + vol)
  13.  
  14. for key in user.items():
  15. print(key)
  16. for vol in user.items():
  17. print(vol)
  18. for key in user.keys():
  19. print(key)
  20. for key in sorted(user.keys()):
  21. print(key)
  22. for key,vol in sorted(user.items()):
  23. print(user)
Success #stdin #stdout 0.02s 9236KB
stdin
Standard input is empty
stdout
{'m': '01', 'a': '2', 'r': '3', 'u': '4', 'c': '5'}
key:m
vol:01
key:a
vol:2
key:r
vol:3
key:u
vol:4
key:c
vol:5
('m', '01')
('a', '2')
('r', '3')
('u', '4')
('c', '5')
('m', '01')
('a', '2')
('r', '3')
('u', '4')
('c', '5')
m
a
r
u
c
a
c
m
r
u
{'m': '01', 'a': '2', 'r': '3', 'u': '4', 'c': '5'}
{'m': '01', 'a': '2', 'r': '3', 'u': '4', 'c': '5'}
{'m': '01', 'a': '2', 'r': '3', 'u': '4', 'c': '5'}
{'m': '01', 'a': '2', 'r': '3', 'u': '4', 'c': '5'}
{'m': '01', 'a': '2', 'r': '3', 'u': '4', 'c': '5'}