Quiz: Sets

Quiz: `list` to `set`

What would the output of the following code be?

a = [1, 2, 2, 3, 3, 3, 4, 4, 4, 4]
b = set(a)
print(len(a) - len(b))

10

6

4

Error

SOLUTION:

6

Consider the following code:

a = [1, 2, 2, 3, 3, 3, 4, 4, 4, 4]
b = set(a)
b.add(5)
b.pop()

After executing this code, will the number 5 be a part of the set b?

Yes

No

Maybe

No, an error is generated

SOLUTION:

Maybe

set.py

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