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

ans = "No"
for i in range(3**N):
    pa,pb,pc = 0,0,0
    for j in range(N):
        if i%3 == 0:
            pa += E[j]
        elif i%3 == 1:
            pb += E[j]
        else:
            pc += E[j]
        i //= 3
    if pa == pb == pc:
        ans = "Yes"
print(ans)