import sys import pandas as pd 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) for line in sys.stdin: a = line.split() print(int(a[0]) + int(a[1])) df=pd.read_csv('Nowcoder.csv') print(df[(df["Graduate_year"]==2020) & (df["Language"]=='Java')])