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