N = int(input())

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

ans = "No"
for i in range(3**N):

    lis = [0]*3

    for j in range(N):
        lis[i % 3] += E[j]
        i //= 3

    if lis[0] == lis[1] == lis[2]:
        ans = "Yes"

print (ans)