Your question is Longest Contiguous Subarray Criteria. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Given an array of integers representing audio track durations, find the longest contiguous sub-array that meets a specific playback criteria in O(N) time and O(1) auxiliary space.