import sys
input = sys.stdin.readline
N = int(input())
a = list(map(int, input().split()))
table = [0] * (1 << N)

for t in range(1 << N):
  for i in range(N):
    if t & (1 << i): table[t] += a[i]

for t in range(1 << N):
  p = table[-1] - table[t]
  tt = t
  while tt:
    if table[t] - table[tt] == table[tt] == p:
      print("Yes")
      exit(0)
    tt = (tt - 1) & t
print("No")