import itertools
n=int(input())
e=list(map(int,input().split()))
l=["a","b","c"]
h_list = list(itertools.product(l, repeat=n))
for h in h_list:
    a=0
    b=0
    c=0
    for i in range(n):
        if h[i]=="a":
            a+=e[i]
        elif h[i]=="b":
            b+=e[i]
        else:
            c+=e[i]
    #print(a,b,c,h)
    if a==b and b==c:
        print("Yes")
        exit()

print("No")