N,K=map(int,input().split())
A=[]
for k in range(N):
  A.append(int(input()))
Max=0
for i in range(2**N):

  B=[]
  for j in range(N):
      if (i>>j)&1:
        B.append(A[j])
      else:
        continue;
      
  Sum=sum(B)
  if Sum<=K and Max<Sum:
    Max=Sum
print(Max)