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Given a list of timestamped "snap" events (e.g., sender, receiver, time), compute metrics or answers about snap counts, unique recipients, response times, or bursty behavior within time windows or across users. This requires sorting or sweep-line/ sliding-window scans with hash maps and counters to track per-user/pair aggregates and detect overlaps or bursts.
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Leetcode 3056. Snaps Analysis
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Source snapshot: Nov 12, 2026
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