T=int(input())
for t in range(T):
    N=int(input())
    A=[0]*(N-1)
    for i in range(0,N-1,2):
        A[i]=1
    ans=[0]*N
    for i in range(10):
        print("?", *A, flush=True)
        B=list(map(int, input().split()))
        ans[0]=B[0]
        for i in range(1,N):
            if B[i-1]!=B[i]:
                ans[i]=B[i]
            else:
                A[i-1]^=1
    print("!", *ans, flush=True)