Python · Question 3 · Easy

What will be the output of the following Python code?

print(len({1, 2, 2, 3, 3, 3}))
  1. 6
  2. 5
  3. 1
  4. 3
Answer and explanation

Answer: D. 3

Explanation: A set keeps only unique elements, so {1, 2, 2, 3, 3, 3} is {1, 2, 3}, which has length 3.

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