N = int(input())
E = list(map(int,input().split()))
se = sum(E)
s = se//3
if s*3 != se:
    print('No')
    exit()

for a in range(1,1<<N):
    t = 0
    for i in range(N):
        if a&(1<<i):
            t += E[i]
    if t != s: continue
    for b in range(1,1<<N):
        if a&b: continue
        if a|b == 1<<N - 1: continue
        tt = 0
        for i in range(N):
            if b&(1<<i):
                tt += E[i]
        if tt==s:
            print('Yes')
            exit()
print('No')