Fizzbuzz is a program that counts between the integers 1 and 100, replacing multiples of 3 with the string 'fizz' and multiples of 5 with the string 'buzz' and multiples of both 3 and 5 with the string 'fizzbuzz'. The number to count to and the multiples with which to replace can be specified by the user.
usage: python fizzbuzz.py -h: print usage -f : Multiples of this number are replaced with 'fizz'. Default is 3. -b : Multiples of this number are replaced with 'buz'. Default is 5. -n : Number of numbers to count.