Suggest where I should correct code?

Question

https://code.sololearn.com/cCTL6Gu0mQgU/?ref=app

Answer 1

Works fine for me although I have not tried the file input part,
maybe remove the second "import pandas as pd" at line 4 ??

Answer 2

《 Nicko12 》 only two case pass other not

Answer 3

Ok, so it is a challenge? Are "a" and "b" only the names of the columns?

Answer 4

Yes

Answer 5

Såñtösh

arr = df[column_name].values
print(arr)