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Quick Summary
Find the longest contiguous sequence of ones in a circular binary array.
You are allowed to flip at most `k` zeros to ones to extend the sequence.
The maximum possible result is bounded by the array length `N`.
What This Tests
Sliding window technique for optimizing subarray constraints.
Strategies for handling circular array boundaries.
Two-pointer implementation with state tracking.
Identifying and handling edge cases related to `k` and array size.
Common Patterns
Sliding Window
Two Pointers
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