# File: scope4.py
#
# This time we avoided the error
# but n is still local, so the
# value of n outside inc() 
# remains unchanged. 
#

def inc(x):
   n = x + 1
   return n 

n = 3
print(inc(n))
print("n = ", n)

'''
Output from the program:

4
n =  3
'''