Question: Pure functions. Are these lambda expressions side effect-free, or do they mutate state? Heres the example code: a. The lambda expression passed into forEach in

Pure functions. Are these lambda expressions side effect-free, or do they mutate state?

Heres the example code:

a. The lambda expression passed into forEach in the example.

Find the String with the largest number of lowercase letters from a List. You can return an Optional to account for the empty list case.

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