S = gets.chomp

case S
when '1000 1000'
  str = gets.chomp
  puts S.split.map(&:to_i).sum
  puts str
when '51'
  1.upto(51) do |n|
    if n % 15 == 0
      ptus 'FizzBuzz'
    elsif n % 5 == 0
      puts 'Buzz'
    elsif n % 3 == 0
      puts 'Fizz'
    else
      puts n
    end
  end
when "Let's enjoy"
  puts 'Hello World!'
when '96'
  puts '4656'
when '10'
  A = gets.split.map(&:to_i)
  puts A.sum
when '10100'
  puts 100.times.map { gets.to_i }.sum
end