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

import itertools
for i in range(3 ** N):
  pat = [0] * 3
  for j in range(N):
    pat[i % 3] += E[j]
    i //= 3
  if pat[0] == pat[1] == pat[2]:
    print("Yes")
    break
else:
  print("No")