Meshal
```
import pandas as pd
import numpy as np
import matplotlib.pyplot as plt
data = pd.read_csv("gold_price.csv")
data["MA50"] = data["Price"].rolling(window=50).mean()
data["Buy"] = np.where(data["Price"] > data["MA50"], 1, 0)
data["Sell"] = np.where(data["Price"] < data["MA50"], 1, 0)
plt.figure(figsize=(12,6))
plt.plot(data["Price"], label="Price")
plt.plot(data["MA50"], label="MA50")
plt.plot(data.loc[data["Buy"] == 1, "Price"], "go", label="Buy")
plt.plot(data.loc[data["Sell"] == 1, "Price"], "ro", label="Sell")
plt.legend(loc="upper left")
plt.show()
```
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