题解 | #2020年毕业的人中最喜欢用Java的用户#

import pandas as pd

data = pd.read_csv(
    "Nowcoder.csv",
    sep=",",
    dtype={
        "Nowcoder_id": int,
        "Level": int,
        "Achievement_value": int,
        "Num_of_exercise": int,
        "Graduate_year": int,
        "Language": str,
    },
)
pd.set_option("display.width", 300)  # 设置字符显示宽度
pd.set_option("display.max_rows", None)  # 设置显示最大行
pd.set_option("display.max_columns", None)
print(data[(data["Language"] == "Java") & (data["Graduate_year"] == 2020)])