Medium-EasyUnderstandStacks & QueuesMultiple Choice

What is the time complexity of Decode String (LC 394) and why?

Understand — Tests comprehension and ability to explain concepts.

Answer Options

AO(n)
BO(n²)
CO(k*n) where k is max repeat count
DO(output length)

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This question is from the Stacks & Queues topic (Data Structures).

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