import sys
input=lambda: sys.stdin.readline().rstrip()
n,k=map(int,input().split())
A=[int(input()) for _ in range(n)]
ans=0
for i in range(1<<n):
  cur=0
  for j in range(n):
    if i&1<<j:
      cur+=A[j]
  if cur<=k:
    ans=max(ans,cur)
print(ans)