13.10.22

from random import randrange as rnd
a = []
for p in range(10):
	a.append(rnd(10))
print(a)

n = len(a)
res = True
for i in range(n//2):
	if a[i] != a[n-i-1]:
		res = False
		break
if res:
	print('+')
else:
	print('-')