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


def calc(a):
    ok = False

    def rec(p, acc):
        nonlocal ok
        if p == len(a):
            if acc[0] == acc[1] == acc[2]:
                ok = True
            return

        for i in range(3):
            acc[i] += a[p]
            rec(p+1, acc)
            acc[i] -= a[p]

    acc = [0, 0, 0]
    rec(0, acc)

    print('Yes' if ok else 'No')

calc(a)