import sys
input = lambda :sys.stdin.readline()[:-1]
ni = lambda :int(input())
na = lambda :list(map(int,input().split()))
sys.setrecursionlimit(10**7)
yes = lambda :print("yes");Yes = lambda :print("Yes");YES = lambda : print("YES")
no = lambda :print("no");No = lambda :print("No");NO = lambda : print("NO")
#######################################################################

t = ni()
for _ in range(t):
    n = ni()
    a = na()
    b = 1
    for j in range(n*2):
        if a[j]-1!=j%n:
            b = 0
            break
    for i in range(n):
        c = 1
        for j in range(n*2):
            #print(1+[j%n, (i+n-j+i)%n][i < j < i+n],end = " ")
            if a[j]!=1+[j%n, (i+n-j+i)%n][i < j < i+n]:
                #print("!")
                c = 0
        
        #print(c)
        if c:
            b = 1
            break
    if b:
        Yes()
    else:
        No()