# author:  Taichicchi
# created: 09.07.2021 22:44:22

import sys
from itertools import product

N = int(input())
E = list(map(int, input().split()))

for p in product(range(3), repeat=N):
    P = [0] * 3
    for i in range(N):
        P[p[i]] += E[i]

    if P[0] == P[1] == P[2]:
        print("Yes")
        exit()

print("No")