import sys
def main():
    input = sys.stdin.readline
    N = int(input())
    *E, = map(int, input().split())
    for p in range(3**N):
        G = [0 for _ in range(3)]
        for i in range(N):
            G[p % 3] += E[i]
            p //= 3
        if G[0] == G[1] == G[2]:
            print('Yes')
            return
    print('No')

if __name__ == '__main__':
    main()