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int CountX(LNode* HL,ElemType x) { int i=0; LNode* p=HL;//iΪ¼ÆÊýÆ÷ while(p!=NULL) { if (P->data==x) i++; p=p->next;

}//while, ³öÑ­»·Ê±iÖеÄÖµ¼´Îªx½áµã¸öÊý return i; }//CountX

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typedef struct node {int data; struct node *next;}lklist; void intersection(lklist *ha,lklist *hb,lklist *&hc) {

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{ for(q=hb;q!=0;q=q->next) if (q->data==p->data) break;

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