for _ in range(int(input())):
    n = int(input())
    A = list(map(int, input().split()))
    if 2 not in A:
        print("No")
        continue
    idx = A.index(2)
    D = [None for _ in range(n)]
    for i in range(n):
        j = (i + idx) % n
        if A[j] == 2:
            to = '>'
        elif A[j] == 0:
            to = '<'
        else:
            to = D[(i - 1) % n]
        D[j] = to
    flag = True
    for i in range(n):
        if A[i] != (D[(i - 1) % n] == '<') + (D[i] == '>'):
            flag = False
            break
    if flag:
        print("Yes")
    else:
        print("No")