Đề Thi PE PRP201c - SU25 - PE - 1

[Yuta2003]

16/08/2025 7h30

 

[diligentpupil]

def plot_usd_trend():
    usd_list = []
    date_list = []
    for date in data:
        usd_list.append(date['USD'])
        date_list.append(date['date'])

    plt.figure(figsize=(11,9))
    plt.plot(date_list,usd_list,marker='o')
    plt.xlabel("Date")
    plt.ylabel("USD Rate")
    plt.title("USD Exchange Rate Over Time")
    plt.savefig("usd_trend.png")
    plt.xticks(rotation=45)
    plt.show()

code q4