import sys

sys.setrecursionlimit(200005)
int1 = lambda x: int(x)-1
p2D = lambda x: print(*x, sep="\n")
def II(): return int(sys.stdin.readline())
def LI(): return list(map(int, sys.stdin.readline().split()))
def LI1(): return list(map(int1, sys.stdin.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def SI(): return sys.stdin.readline().rstrip()
# dij = [(0, 1), (-1, 0), (0, -1), (1, 0)]
dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
inf = 10**16
# md = 998244353
md = 10**9+7

n=II()
ee=LI()
s=sum(ee)
if s%3:
    print("No")
    exit()
a=s//3

def dfs(i=0,x=0,y=0):
    if x==a and y==a:return True
    if i==n:return False
    if x+ee[i]<=a and dfs(i+1,x+ee[i],y):return True
    if y+ee[i]<=a and dfs(i+1,x,y+ee[i]):return True
    if dfs(i+1,x,y):return True
    return False

print("Yes" if dfs() else "No")