N = int(input())
a = list(map(int,input().split()))
for bit in range(3**N):
    x = bit
    l = [0,0,0]
    for i in range(N):
        l[x%3] += a[i]
        x //= 3
    if l[0] == l[1] == l[2]:
        print("Yes")
        exit()
print("No")