N,M = map(int,input().split())
S = list(map(int,input().split()))
T = list(map(int,input().split()))
L = [True for i in range(N)]
C = [0 for i in range(N-1)]
for i in range(N-1):
  if S[i] < S[i+1]:
    C[i] = 1
  elif S[i] > S[i+1]:
    C[i] = -1
C.append(0)    
for i in range(M):
  x,d,o = -1,-1,-1
  Spos = N-1
  Tpos = M-1
  while Tpos > i:
    if S[Spos] == T[Tpos]:
      Tpos -= 1
    Spos -= 1  
  for j in range(Spos,-1,-1):
    if L[j] and S[j] == T[i]:
      if C[j] == 1:
        if x == -1:
          x = j
      elif C[j] == 0:
        d = j
      else:
        o = j
  if o != -1:
    L[o] = False
  elif d != -1:
    L[d] = False
  else:
    L[x] = False
for i in range(N):
  if L[i]:
    print(S[i],end = " ")
print()