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

S = sum(E)
if S % 3 != 0:
    print('No')
    exit()
P = S // 3
flag = False
for i in range(1 << N):
    s = 0
    l = []
    for j in range(N):
        mask = 1 << j
        if i & mask:
            s += E[j]
            l.append(j)
    if s == P:
        flag = True
        break
if flag == False:
    print('No')
    exit()
a = []
for j in range(N):
    if j not in l:
        a.append(E[j])
N = len(a)
flag = False
for i in range(1 << N):
    s = 0
    for j in range(N):
        mask = 1 << j
        if mask & i:
            s += a[j]
    if s == P:
        print('Yes')
        exit()
print('No')