'''Question 11
Write a program that asks the user for a large integer and inserts commas into
it according to the standard American convention for commas in large numbers.
For instance, if the user enters 1000000, the output should be 1,000,000.'''
number=int(input('Enter a large integer: '))
print('The standard American convention for commas in large numbers:','{:,}'.format(number))

