Problem with Types conversion in basic python learning part

Question

Im a new learner i just trying to finish python basic learn part in solo learn, but i cant figure out whats wrong with this code =
print(float("210"*int(input(2))))
In training i figure out the answer but when i just wanna get answer from python by running this code i got error?
I dont know why?

Answer 1

can you attach the code??