n,k=map(int,input().split())
a=list(map(int,input().split()))
if k in a:
  print('Yes')
  exit()
b=[a[i] for i in range(n//2)]
nb=len(b)
c=[a[i] for i in range(n//2,n)]
nc=len(c)

s1=set()
s2=set()
s3=set()

import itertools
all=itertools.product([-1,0,1], repeat=nb)

for x in all:
  cnt=0
  for i in range(nb):
    cnt+=b[i]*x[i]
  if max(x)==1 and min(x)==-1:
    if cnt==k:
      print('Yes')
      exit()
    s1.add(cnt)
  elif max(x)==1:
    s2.add(cnt)
  elif min(x)==-1:
    s3.add(cnt)

t1=set()
t2=set()
t3=set()

all=itertools.product([-1,0,1], repeat=nc)

for x in all:
  cnt=0
  for i in range(nc):
    cnt+=c[i]*x[i]
  if max(x)==1 and min(x)==-1:
    if cnt==k:
      print('Yes')
      exit()
    t1.add(cnt)
  elif max(x)==1:
    t2.add(cnt)
  elif min(x)==-1:
    t3.add(cnt)

for i in s1:
  if i+k in t1 or i+k in t2 or i+k in t3:
    print('Yes')
    exit()

for i in s2:
  if i+k in t1 or i+k in t2:
    print('Yes')
    exit()

for i in s3:
  if i+k in t1 or i+k in t3:
    print('Yes')
    exit()

print('No')