import sys
# sys.setrecursionlimit(10 ** 9)  # Codeforcesでは350000程度に
def input(): return sys.stdin.readline().strip()


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

for i in range(3**n):
    Es = [0] * 3
    ii = i
    for j in range(n):
        Es[ii % 3] += E[j]
        ii //= 3
    if Es[0] == Es[1] and Es[0] == Es[2]:
        print("Yes")
        sys.exit()
print("No")