[23, 23, 23, 23]

[(23), (23), (23), (23)]

[(23,), (23,), (23,), (23,)]

Error

10

20

KeyError

NameError

ValueError

1 -2 3

1 3 -2

-2 1 3

Error

50

12

38

Error

10

12

8

11

6

2

5

0

Error

True

False

Error

None

69

16

19

70

[], 2

[], 3

[], 4

Error

64

256

8

16

['python']

['python', ]

['p', 'y', 't', 'h', 'o', 'n']

[python]