import matplotlib.pyplot as plt
import pandas as pd

data = {
    '年份': [2024, 2023, 2022, 2021, 2020, 2019],
    '一段线': [492, 488, 497, 495, 595, 594],
    '二段线': [269, 280, 280, 280, 280, 280]
}

df = pd.DataFrame(data)

plt.figure(figsize=(10, 6))
plt.plot(df['年份'], df['一段线'], marker='o', label='一段线')
plt.plot(df['年份'], df['二段线'], marker='o', label='二段线')
plt.title('历年浙江录取分数线对比')
plt.xlabel('年份')
plt.ylabel('分数线')
plt.xticks(df['年份'])
plt.legend()
plt.grid()
plt.savefig('/mnt/data/zhejiang_score_comparison.png')
plt.show()