n, *E = map(int, open(0).read().split())
s = sum(E)
for i in range(1<<n):
    c = 0
    for j in range(n):
        if not (i>>j&1):
            c += E[j]
    if c*3 != s:
        continue
    j = i
    while j:
        j = (j-1)&i
        b = 0
        for k in range(n):
            if j>>k&1:
                b += E[k]
        if b == c:
            print("Yes")
            exit()
print("No")