mend.c

《C语言课程设计案例精编》源代码 希望对大家有所帮助

 mend(struct student*head,int n)
	 {struct student*p;
	  int*q;
          int a;
	  long num=NULL;
	  int c=NULL;
	  printf("need to mend the num ");
	  scanf("%ld\n",num);
	  if(head==NULL)
	    printf("\nlist NULL!\n");
	  p=head;
	  while(num!=p->num&&p->next!=NULL)
	    p=p->next;
	  if(num==p->num)
          {scanf("%d",&a);
           printf("there are %d place what need to mend.",a);
           for(a>0; ;a--)
	     {printf("num:1.name:2.age:3.sex:4.adr:5.tele:6.mail:7\n\n");
	      printf("     the information what to be mended is ");
	      scanf("%d\n",c);
	      switch(c)
		{case 1:q=&p->num;point(q);break;
		 case 2:q=&p->name;point(q);break;
		 case 3:q=&p->age;point(q);break;
		 case 4:q=&p->sex;point(q);break;
		 case 5:q=&p->adr;point(q);break;
		 case 6:q=&p->tele;point(q);break;
		 case 7:q=&p->mail;point(q);break;
		 default:printf("there is not this information\n");
		};
             }
	  };
	  
	    return(head);
	 }