#include <iostream>
#include <vector>
#include <iomanip>
#include <algorithm>
#include <map>
#include <cmath>
#include <bitset>
#include <string>
#include <queue>
#include <stack>
#include <set>
using namespace std;

int main() {
    int n;cin >> n;
    int sum = n*(1+n)/2;
    int prev = 0;
    vector<int> a(n+1,0);
    for(int i = n - 1  ;2<=i;i--){
        cout << "?" << " " << 1 << " " << i << endl;
        int tmp;cin >> tmp;
        a[i+1] = sum - tmp - prev;
        prev += a[i+1];
    }
    cout << "?" << " " << 2 << " " << n << endl;
    int tmp; cin >> tmp;
    a[1] = sum - tmp;
    prev += a[1];
    a[2] = sum - prev;
    cout << "! ";
    for(int i=1;i<=n;i++){
        cout << a[i] << " ";
    }
    cout << endl;
}