n,m=list(map(int,input().split()))
a=list(map(int,input().split()))
a.sort()
a.reverse()
t=0
s=[]
l=0
for i in range(n):
  if (t<t^a[i]) or (n-i+l==m):
    s.append(a[i])
    t=t^a[i]
    l+=1

for i in s:
  print(i,end=" ")