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

ALL1 = 1 << N

for i in range(ALL1):
    E1 = 0
    rest = []
    for j in range(N):
        if i & 1 << j:
            E1 += E[j]
        else:
            rest.append(j)
    
    ALL2 = 1 << len(rest)

    for i2 in range(ALL2):
        E2 = 0
        E3 = 0
        for j2 in range(len(rest)):
            if i2 & 1 << j2:
                E2 += E[rest[j2]]
            else:
                E3 += E[rest[j2]]
                
        if E1 == E2 == E3:
            print("Yes")
            exit()

        
print("No")