import sys

read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline

def from_read():
    return [int(x) for x in read().splitlines()]

def from_readline():
    return [int(x) for x in readline().split()]

def read_matrix(N, M):
    matrix = [None for i in range(N)]
    for i in range(N):
        matrix[i] = from_readline()
    return matrix

def solve(N, E):
    for n in range(pow(3, N)):
        P = [0, 0, 0]
        for i in range(N):
            P[n % 3] += E[i]
            n //= 3
        if P[0] == P[1] and P[1] == P[2]:
            return "Yes"
    return "No"

def main():
    N = int(readline())
    E = from_readline()
    print(solve(N, E))

if __name__ == "__main__":
    main()