fizzbuzz.rb

(1..100).each do |n|
  puts case
       when (n % 3) == 0
         "Fizz"
       when (n % 5) == 0
         "Buzz"
       when (n % 3) == 0 && (n % 5) == 0
         "FizzBuzz"
       else
         n
       end
end