Upstox SDE-1 OA 2025 | High-Frequency Real-Time Ticker Stream Monitoring & Low-Latency Multi-Exchange Order Clearing

Problem 1 - High-Frequency Real-Time Ticker Stream Monitoring Problem Statement Upstox’s market data engine monitors a continuous chronological live ticker stream of asset order volumes represented as an integer array volumes of size N, where volumes[i] denotes the number of shares transacted in the i-th millisecond slot. To detect coordinated high-frequency trading anomalies, a system risk module wants to capture a contiguous window of milliseconds for analysis. To maintain fast server response loops, the selected segment must strictly comply with ...