import sys

sys.setrecursionlimit(10 ** 6)
stdin = sys.stdin

ni = lambda: int(ns())
na = lambda: list(map(int, stdin.readline().split()))
ns = lambda: stdin.readline().strip()
nsa = lambda: list(map(str, stdin.readline().split()))
ntp = lambda: tuple(map(int, stdin.readline().split()))
mod = 10 ** 9 + 7
inf = 10 ** 18

n = ni()
E = na()

ans = 'No'
for i in range(3 ** n):
    a, b, c = 0, 0, 0
    for j in range(n):
        if i % 3 == 0:
            a += E[j]
        if i % 3 == 1:
            b += E[j]
        if i % 3 == 2:
            c += E[j]
        i //= 3
    if a == b == c:
        ans = 'Yes'
        break

print(ans)