题解 | #牛客网答题正误总数#

import sys
import pandas as pd 
fm=pd.read_csv('nowcoder.csv')
fm=pd.Series(fm.question_id,index=fm.result) #line_1
print(fm.groupby('result').count())
# print('========')#可以省略 line_1
# print(fm.groupby('result').size())#只返回行数 不返回各列详情
for line in sys.stdin:
    a = line.split()
    print(int(a[0]) + int(a[1]))