n = int(input())
E = list(map(int, input().split()))

ans = 0
for bit in range(3**n):
    L = [0, 0, 0]
    bitc = bit
    for i in range(n):
        L[bitc % 3] += E[i]
        bitc //= 3
    if L[0] == L[1] == L[2]:
        print("Yes")
        exit()
print("No")