n = int(input())
e = list(map(int,input().split()))
for i in range(3**n):
	c = [0]*3
	for j in range(n):
		c[i%3] += e[j]
		i //= 3
	if c[0]==c[1]==c[2]:
		print('Yes')
		break
else:
	print('No')