题解 | #牛客网连续练习题目3天及以上的用户#
牛客网连续练习题目3天及以上的用户
https://www.nowcoder.com/practice/4d77709a0ea2482282ee86852fe32f06
import pandas as pd
import datetime as dt
df = pd.read_csv('nowcoder.csv')
df['date'] = pd.to_datetime(df['date']).dt.date
group_date = df.groupby(['user_id']).count()['question_id']
print(group_date)
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