package main

import . "fmt"

func main() {
	var n int
	Scan(&n)
	s:=n*(n+1)/2
	p:=make([]int,n)
	for i:=1;i<n-1;i++ {
		Println("?",i+1,n)
		var a int
		Scan(&a)
		p[i-1]=s-a
		s=a
	}
	Println("?",1,n-1)
	var b int
	Scan(&b)
	p[n-1]=n*(n+1)/2-b
	p[n-2]=s-p[n-1]
	Print("!")
	p[n-1]=s
	for _,v:=range p {
		Print(" ",v)
	}
	Println()
}