#include <cstdio>
#include <vector>
using namespace std;

int main() {
int T;
scanf("%d", &T);
while (T--) {
    fflush(stdout);
    int n;
    scanf("%d", &n);
    printf("? ");
    for (int i = 0; i < n - 1; i++) printf("%d ", i % 2);
    printf("\n");
    vector<int> b(n + 1);
    fflush(stdout);
    for (int i = 1; i <= n; i++) scanf("%d", &b[i]); 
    printf("? ");
    for (int i = 0; i < n - 1; i++) printf("%d ", !(i % 2));
    printf("\n");
    fflush(stdout);
    vector<int> c(n + 1);
    for (int i = 1; i <= n; i++) scanf("%d", &c[i]);
    vector<int> a(n + 1);
    a[1] = b[1];
    for (int i = 2; i <= n; i++) {
        if (b[i] != b[i - 1]) a[i] = b[i];
        else a[i] = c[i];
    }
    printf("! ");
    for (int i = 1; i <= n; i++) printf("%d ", a[i]);
    printf("\n");
}
    return 0;
}