11-10.cpp

来自「C程序设计（第3版）程序源代码,提供你最丰富的实际代码」· C++ 代码 · 共 17 行

struct student *del(struct student *head,long num)
	 {struct student *p1,*p2;
	   if (head==NULL){printf("\nlist null!\n");goto end;}
	   p1=head;
	   while(num!=p1->num && p1->next!=NULL)

{p2=p1;p1=p1->next;}
if(num==p1->num)
	  {if(p1==head)head=p1->next;
	   else p2->next=p1->next;
	   printf("delete:%ld\n",num);
	   n=n-1;
          }
        else printf("%ld not been found!\n",num);    
end:	
return(head);
}