题解 | #牛客网C系用户们的信息#

import pandas as pd

df = pd.read_csv("Nowcoder.csv", sep=",")
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(
    df.loc[
        (df["Language"] == "C") | (df["Language"] == "CPP") | (df["Language"] == "C#"),
        :,
    ]
)