#yuki1594
n=int(input())
e=list(map(int,input().split()))
for i in range(3**n):
 l=[0]*3
 for j in range(n):
  l[i%3]+=e[j]
  i//=3
 if l[0]==l[1]==l[2]:
  print('Yes')
  exit()
print('No')