create ema algorithm in csharp

main.cs
public static List<double> CalculateEMA(List<double> prices, int period)
{
    List<double> emaValues = new List<double>();
    double k = 2.0 / (period + 1);
    double ema = prices[0];
    emaValues.Add(ema);

    for (int i = 1; i < prices.Count; i++)
    {
        ema = (prices[i] * k) + (ema * (1 - k));
        emaValues.Add(ema);
    }
    
    return emaValues;
}
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