def r(l: list, A: list, used: set):
   n = len(A)
   if len(used) == n:
      return l

   i = len(l)
   for num in range(1, n + 1):
      if num != A[i] and num not in used:
         l.append(num)
         used.add(num)

         result = r(l, A, used)
         if result:
            return result

         l.pop()
         used.remove(num)
   
   return False



T = int(input())
for _ in range(T):
   n = int(input())
   A = list(map(int, input().split()))
   used = set()

   result = r([], A, used)
   if result:
      print("YES")
      print(result)
   else:
      print("NO")