fizz_buzz.rb

100.times do |i|
  case
  when ((i % 3) == 0 and (i % 3) == 0)
    puts "FizzBuzz"
  when i % 3 == 0
    puts "Fizz"
  when i % 5 == 0
    puts "Buzz"
  else
    puts i
  end
end