N = int(input())
E = list(map(int,input().split()))
if sum(E)%3 != 0:
    print("No")
    exit()
ANS = sum(E)//3
for i in range(3**N):
    X = 0
    Y = 0
    I = i+0
    for n in range(N):
        c =  I // (3**(N-1-n))
        if c == 0:
            X += E[n]
        elif c == 1:
            Y += E[n]
        I %=(3**(N-1-n))
    #print(X,Y)
    if X == ANS and Y == ANS:
        print("Yes")
        exit()
print("No")