N = int(input())
E = list(map(int,input().split()))
#3bit全探索
def base10int(value, base):
    if (int(value / base)):
        return base10int(int(value / base), base) + str(value % base)
    return str(value % base)
f = 0
for i in range(3 ** N):
    now = base10int(i,3).zfill(N)
    A = 0 
    B = 0 
    C = 0
    for j in range(N):
        if now[j] == "0":
            A += E[j]
        elif now[j] == "1":
            B += E[j]
        else:
            C += E[j]
    if A == B and B == C and A == C:
        f += 1 
if f > 0:
    print("Yes")
else:
    print("No")