N = int(input())
A = tuple(map(int, input().split()))
for i in range(3**N):
    P = [0, 0, 0]
    tmp = i
    for j in range(N):
        P[tmp%3] += A[j]
        tmp //= 3
    if P[0] == P[1] and P[1] == P[2]:
        print("Yes")
        exit()
print("No")