def Base_10_to_n(X, n):
    X_dumy = X
    out = ''
    while X_dumy>0:
        out = str(X_dumy%n)+out
        X_dumy = int(X_dumy/n)
    return out
n = int(input())
e = list(map(int, input().split()))
ans = 0
for b in range(3 ** n):
    s = Base_10_to_n(b, 3).zfill(n)
    l1, l2, l3 = [], [], []
    for i in range(n):
        if s[i] == "0":
            l1.append(e[i])
        elif s[i] == "1":
            l2.append(e[i])
        else:
            l3.append(e[i])
    if sum(l1) == sum(l2) == sum(l3):
        exit(print("Yes"))
print("No")