假设一死胡同仅能容一辆汽车进入，使用顺序栈模拟和链栈模拟汽车进入和退出的动态过程，用到了关于栈的基本操作-One can only assume that dead-end capacity of a vehicle to enter, use the sequence of stack modeling and simulation of automotive chain stack entry and exit of the dynamic process used on the stack