N = gets.to_i
sum = (1..N).sum

def send_query(l, r)
  STDOUT.puts("? #{l} #{r}")
  STDOUT.flush

  gets.to_i
end

arr = []

(N - 1).times do |i|
  if i == N - 2
    res = send_query(2, N)
    s = (1..N).sum - res
    sum -= s
    arr << sum
    arr << s
  else
    res = send_query(1, N - i - 1)

    arr << sum - res
    sum -= arr.last
  end
end

STDOUT.puts("! #{arr.reverse.join(' ')}")
STDOUT.puts