11-8.cpp

来自「有关c语言的说课的课件,内容丰富多彩,值得借鉴」· C++ 代码 · 共 28 行

#include <stdio.h>
#include <malloc.h>
#define NULL 0
  #define LEN sizeof(struct student)
  struct student
  {long num;
      float score;      struct student *next;
     };
     int n;  struct student *creat()
  {struct student *head;
      struct student *p1,*p2;
      n=0;
p1=p2=( struct student*) malloc(LEN);
      scanf("%ld,%f",&p1->num,&p1->score);
      head=NULL;
      while(p1->num!=0)
       {n=n+1;
	  if(n==1)head=p1;
	  else p2->next=p1;
	  p2=p1;
	  p1=(struct student*)malloc(LEN);
	  scanf("%ld,%f",&p1->num,&p1->score);
	 }
      p2->next=NULL;
      return(head);
}