#include<iostream>
using namespace std;
int N;
int P[1001];
main()
{
	cin>>N;
	int prv=N*(N+1)/2;
	for(int i=2;i<N;i++)
	{
		cout<<"? "<<i<<" "<<N<<endl;
		int t;cin>>t;
		P[i-1]=prv-t;
		prv=t;
	}
	cout<<"? "<<N-2<<" "<<N-1<<endl;
	int t;cin>>t;
	P[N-1]=t-P[N-2];
	t=N*(N+1)/2;
	for(int i=1;i<N;i++)t-=P[i];
	P[N]=t;
	cout<<"!";
	for(int i=1;i<=N;i++)cout<<" "<<P[i];
	cout<<endl;
}