What is the problem?

Question

http://www.sololearn.com/app/JUMP_LINK__&&__python__&&__JUMP_LINK/playground/cEyOSBu6qQ5I/

Answer 1

Change to
r,pi=12,3.14159
s=pi*r**2
print(s)
print(type(r), type(pi),type(s))
https://code.sololearn.com/cEyOSBu6qQ5I/?ref=app

In Python3 print need () as in print('Hello')

Answer 2

i figured out the 3rd line but whats up with the 4th?

Answer 3

oh thanks