def main():
    n = int(input())
    a = list(map(int, input().split()))
    ans = False
    for id in range(3 ** n):
        i = id
        arr = [0] * 3
        for j in range(n):
            arr[i % 3] += a[j]
            i //= 3
        if arr[0] == arr[1] == arr[2]:
            ans = True
            break
    print("Yes" if ans else "No")
main()