#おそらく正しい解法
n,k=map(int,input().split())
a=list(map(int,input().split()))
if k in a:
  print('Yes')
  exit()
d={}
cnt=0
if k==0:
  cnt+=2**n
for i in range(2**n):
  tmp=0
  for j in range(n):
    if (i>>j)&1:
      tmp+=a[j]
  if tmp==k:
    cnt-=2**(n-bin(i).count('1'))
  if tmp==-k:
    cnt-=2**(n-bin(i).count('1'))
  if tmp in d:
    d[tmp]+=1
  else:
    d[tmp]=1
for i in d.keys():
  if i+k in d.keys():
    cnt+=d[i]*d[i+k]
if cnt>0:
  print('Yes')
else:
  print('No')