题解 | #栈和队列的实现#

list1=[]
list2=[]
for i in range(2):
    a=int(input())
    list1.append(a)
    list2.append(a)
print(list1)
print(list2)
list1.pop()
list2.pop(0)
print(list1)
print(list2)
for i in range(3):
    a=int(input())
    list1.append(a)
    list2.append(a)
print(list1)
print(list2)
while list1:
    print(list1[-1],end=' ')
    list1.pop()