n = int(input())
e = list(map(int, input().split()))
for s in range(3 ** n):
    p = [0] * 3
    for k in range(n):
        p[s % 3] += e[k]
        s //= 3
    if len(set(p)) == 1:
        print('Yes')
        exit(0)
else:
    print('No')