题解 | #牛客网每日正确与错误的答题次数#
牛客网每日正确与错误的答题次数
https://www.nowcoder.com/practice/bd74b186d5954eb69c00ee804cebe364
nowcoder['year-month-day'] = pd.to_datetime(nowcoder['date']).dt.date print(nowcoder.groupby(['result','year-month-day']).size())
牛客网每日正确与错误的答题次数
https://www.nowcoder.com/practice/bd74b186d5954eb69c00ee804cebe364
nowcoder['year-month-day'] = pd.to_datetime(nowcoder['date']).dt.date print(nowcoder.groupby(['result','year-month-day']).size())
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