题解 | #牛客网不同毕业年份的大佬#

import sys
import pandas as pd 
pd.set_option('display.max_columns',None)
pd.set_option('display.max_rows',None)
fm=pd.read_csv('Nowcoder.csv',sep=',')
fm=fm[['Graduate_year','Achievement_value']]
print(fm.groupby('Graduate_year')["Achievement_value"].max())
#下面Achievement_value多套了层中括号导致错误[]
#print(fm.groupby('Graduate_year')[["Achievement_value"]].max())

for line in sys.stdin:
    a = line.split()
    print(int(a[0]) + int(a[1]))