#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    //ios::sync_with_stdio(false);
    //cin.tie(0);
    int N, v2 = 0;
    cin >> N;
    vector<ll> a(N);
    vector<bool> used(N, false);
    for(int i = 0; i + 1 < N; i++){
        ll v;
        cout << "? " << 1 << " " << i + 1 << '\n';
        cin >> v;
        a[i] = v - (i >= 1 ? a[i - 1] : 0);
        used[a[i] - 1] = true;
    }
    int v = min_element(used.begin(), used.end()) - used.begin();
    a.back() = v + 1;
    cout << "!";
    for(int i = 0; i < N; i++){
        cout << " " << a[i];
    }
    cout << '\n';
}