fizzbuzz test - requires user input
Your generic fizzbuzz test. Except with one extra feature.
Takes the generic fizzbuzz test and adds user-input option.
For range between 0 to 100:
prints 'fizz' to replace any integer divisible by first number.
prints 'buzz' to replace any integer divisible by second number.
prints 'fizzbuzz' to replace any integer divisible by first and second number.