#include<stdio.h>
#include<malloc.h>
#include<stdlib.h>
struct set{
int coef;
struct set *next;
};
void createlist_p(struct set *&p,int n)
{
int i;
struct set *L;
p=(struct set *)malloc(sizeof(set));
p->next=NULL;
for(i=n;i>0;i--)
{
L=(struct set *)malloc(sizeof(set));
printf("请输入该集合中第%d个整数元素:",n-i+1);
scanf("%d",&L->coef);
L->next=p->next;
p->next=L;
}
}//生成新链表用于存放两集合中的元素
void printlist_p(struct set *&p)
{
struct set *L;
int i;
L=p->next;
if(!L) printf("该表为空!\n");
while(L!=NULL)
{
printf("%d ",L->coef);
L=L->next;
i++;
}
printf("\n");
}//打印输入的两集合中的元素
void Addset(struct set *&p,struct set *&q,struct set *&r)
{
struct set *k,*m,*n;
r=(struct set *)malloc(sizeof(set));
r->next=NULL;
k=p->next;
for(;k;)
{
m=(struct set *)malloc(sizeof(set));
m->next=r->next;
r->next=m;
m->coef=k->coef;
k=k->next;
}//把第一个集合中的元素放在新集合中
k=q->next;
m=(struct set *)malloc(sizeof(set));
m->next=r->next;
r->next=m;
m->coef=k->coef;
k=k->next;
for(;k;)
{
for(n=r->next;(k->coef!=n->coef)&&n->next;){
