import sys

sys.setrecursionlimit(10 ** 6)

def input():
    return sys.stdin.readline().rstrip()

def main():
    # １回調べれば良い
    t = int(input())
    for _ in range(t):
        n = int(input())
        a = list(map(int, input().split()))
        for i in range(n):
            if a[i] != i + 1:
                for j in range(n // 2 + 1):
                    a[i + j], a[i + n - j] = a[i + n - j], a[i + j]
                if a == list(range(1, n + 1)):
                    print("Yes")
                else:
                    print("No")

                break
        else:
            print("Yes")



if __name__ == '__main__':
    main()