
#include<stdio.h>
#include<stdlib.h>
#define MaxCol 10
typedef int ElemType;
typedef struct Nodel
{ ElemType data[MaxCol];
struct Nodel *next;}DList;
typedef struct Node2
{ int Row,Col;
DList *next;}HList;
void CreateTable(HList *&h)//采用交互方式建立单链表
{ int i,j;
DList *r,*s;h=(HList *)malloc(sizeof(HList));printf("表的行数,列数:");scanf("%d%d",&h->Row,&h->Col);for(i=0;iRow;i++)
{ printf("第%d行:",i+1);s=(DList *)malloc(sizeof(DList));for(j=0;jCol;j++)
scanf("%d",&s->data[j]);if(h->next==NULL)h->next=s;elser->next=s;r=s;}r->next=NULL;}
void DestroyTable(HList *&h)//销毁单链表
{ DList *pre=h->next,*p=pre->next;
while(p!=NULL){ free(pre);pre=p;p=p->next;}free(pre);free(h);}
void DispTable(HList *h)//输出单链表
{ int j;
DList *p=h->next;while(p!=NULL){ for(j=0;jCol;j++)
printf("%4d",p->data[j]);printf("\n");p=p->next;}}
void LinkTable(HList *h1,HList *h2,HList *&h)//表连接运算法
{ int i,j,k;
DList *p=h1->next,*q,*s,*r;printf("连接字段是:第1个表序号,第2个表序号:");scanf("%d%d",&i,&j);h=(HList *)malloc(sizeof(HList));h->Row=h1->Row;h->Col=h1->Col+h2->Col;h->next=NULL;while(p!=NULL){ q=h2->next;while(q!=NULL){ if(p->data[i-1]==q->data[j-1]){ s=(DList *)malloc(sizeof(DList));for(k=0;kCol;k++)
s->data[k]=p->data[k];for(k=0;kCol;k++)
s->data[h1->Col+k]=q->data[k];if(h->next==NULL)h->next=s;elser->next=s;r=s; }
q=q->next;
}
p=p->next;
}
r->next=NULL;
}
int main()
{ HList *h1=NULL,*h2=NULL,*h=NULL;
printf("表1:\n");
CreateTable(h1);
printf("表2:\n");
CreateTable(h2);
LinkTable(h1,h2,h);
printf("连接结果表:\n");
DispTable(h);
DestroyTable(h1);
DestroyTable(h2);
DestroyTable(h);
return 1;
}