#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return true; } return false; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return true; } return false; }
#define all(x) (x).begin(),(x).end()
#define fi first
#define se second
#define mp make_pair
#define si(x) int(x.size())
const int mod=998244353,MAX=500005;
const ll INF=1LL<<60;

int main(){
    
    int Q;cin>>Q;
    while(Q--){
        int N;cin>>N;
        vector<int> A(N),B(N);
        
        cout<<"?";
        for(int i=0;i<N-1;i++){
            if(i&1) cout<<" 1";
            else cout<<" 0";
        }
        cout<<endl;
        for(int i=0;i<N;i++) cin>>A[i];
        
        cout<<"?";
        for(int i=0;i<N-1;i++){
            if(i&1) cout<<" 0";
            else cout<<" 1";
        }
        cout<<endl;
        for(int i=0;i<N;i++) cin>>B[i];
        
        cout<<"!";
        cout<<" "<<A[0];
        for(int i=1;i<N;i++){
            if(A[i-1]!=A[i]) cout<<" "<<A[i];
            else if(B[i-1]!=B[i]) cout<<" "<<B[i];
        }
        cout<<endl;
    }
}