import sys
from sys import stdin


        
TT = int(stdin.readline())

for loop in range(TT):

    N = n = int(stdin.readline())

    q = [i % 2 for i in range(n-1)]
    print ("?"," ".join(map(str,q)),flush=True)

    B1 = list(map(int,stdin.readline().split()))

    q = [(i % 2)^1 for i in range(n-1)]
    print ("?"," ".join(map(str,q)),flush=True)

    B2 = list(map(int,stdin.readline().split()))

    ans = [None] * n

    for i in range(N):
        if i == 0 or B1[i-1] != B1[i]:
            ans[i] = B1[i]
        if i == 0 or B2[i-1] != B2[i]:
            ans[i] = B2[i]

    print ("!"," ".join(map(str,ans)),flush=True)