Why does it say compilation error?? [Solved]

Question

https://code.sololearn.com/cw5BLHSgXOZq/?ref=app

Answer 1

cin >> a >> endl;

dont need a “end line”

cin >> “grade” >> endl;

try to use cout

replace with:

cout << “grade: “ << endl;
cin >> a;

Answer 2

~ swim ~ function😳 i thought it is an object

Answer 3

~ swim ~ thanks for correcting my information

Answer 4

endl is a constant object you cannot do that
cin>>endl

Answer 5

It is working properly. It has not any error. Try again!

Answer 6

Thanks! It worked!

Answer 7

🙄🙄🙄🙄🖕

Answer 8

Sorry it have no any error, try now on SOLOLEARN platform.