
a = Array.new(4, 0)

10.times do
  a[3] = gets.chomp.to_i
  3.times do |i|
    if a[2-i] < a[3-i]
      a[2-i], a[3-i] = a[3-i], a[2-i]
    else
      break
    end
  end
end

print a[0], "\n",  a[1], "\n", a[2], "\n"

