#include using namespace std; //#pragma GCC optimize("Ofast") #define rep(i,n) for(ll i=0;i=0;i--) #define perl(i,r,l) for(ll i=r-1;i>=l;i--) #define fi first #define se second #define pb push_back #define ins insert #define pqueue(x) priority_queue,greater> #define all(x) (x).begin(),(x).end() #define CST(x) cout<> #define rev(x) reverse(x); using ll=long long; using vl=vector; using vvl=vector>; using pl=pair; using vpl=vector; using vvpl=vector; const ll MOD=1000000007; const ll MOD9=998244353; const int inf=1e9+10; const ll INF=4e18; const ll dy[9]={1,0,-1,0,1,1,-1,-1,0}; const ll dx[9]={0,1,0,-1,1,-1,1,-1,0}; template inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } int main(){ ll n;cin >> n; ll sum=n*(n+1)/2; vl v(n); rep(i,n-2){ cout << "? " << i+2 <<" " << n << endl; cin >> v[i];v[i]=sum-v[i]; sum-=v[i]; } cout << "? " << 1 <<" " << n-1 << endl; ll ls;cin >> ls;ls-=accumulate(all(v),0LL); v[n-2]=ls;sum-=ls; v[n-1]=sum; cout << "! "; rep(i,n){ if(i)cout <<" "; cout << v[i]; } cout << endl; }