In day-11 Error in program execution result

[mjz]

#You can pass functions around as parameters def square_number (n): return n * n def do_something(f, x): return f(x) print(do_something(square_number, 3)) # 27
As we can see, The result of running this code above is 9, not 27.

[Lukas]

def square_number(n):
return n * n

def do_something(f, x):
return f(x)

print(do_something(square_number, 3))

I

ndeed, the output is 9.