ganntai

all = input()
motteru_all = input()
motteru = input()
utteru_all = input()
utteru = input()
motteru_list=motteru.split(" ")
utteru_list=utteru.split(" ")
num=[]
for i in utteru_list[:]:
    if i in motteru_list:
        num.append(i)
for i in num:utteru_list.remove(i)
if utteru_list==[]:print("None")
else:print(" ".join(utteru_list))