8.3边界标识法参考书：《数据结构(C语言版)》严蔚敏#include<cstdio>constunsignedminiSize=1000;//head,foot,*SpacestructWORD{union{WORD*llink;//头部域，指向前驱节点WORD*uplink;//底部域，指向本节点头部};u