N = int(input())
E = list(map(int,input().split()))
from itertools import product

for p in product([0,1,2],repeat = N):
    A = [0]*3
    for i in range(N):
        A[p[i]] += E[i]
        
    if A[0] == A[1] and A[1] == A[2]:
        print('Yes')
        exit()
print('No')