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Medium · Code Analysis · Quant Trader interview question · rust, ownership, borrow-checker, compilation
You are building a high-frequency trading engine in Rust. A crucial part of the system involves processing market data stored in vectors. Consider the following scenario: You have a Vec<f64> representing recent price data. You want to calculate the mean price by passing the vector to a function calculate_mean. After calculating the mean, you need to perform further analysis on the original price data vector, such as calculating the volatility. However, the calculate_mean function takes ownership