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#include <stdio.h>
int main(void)
{
   int num;   /*¶¨Òå±äÁ¿num*/
      num = 1;  /*¸ø±äÁ¿num¸³Öµ*/
 
      printf("I am a simple"); /*ʹÓÃprintf()º¯Êý*/
      printf("computer.\n");
      printf("My favorite number is %d because it is first.\n",num);
 
      return 0;
}
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µÚ¶þ¸öÓï¾ä£ºint main(void) ¶¨Òåmainº¯ÊýÀàÐÍΪint,²»½ÓÊÜÈκβÎÊý(void)
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main()  /* c90±ê×¼»áÖ§³ÖÕâÖÖÐÎʽ£¬c99Ôò²»Ö§³Ö£¬×îºÃ²»ÒªÕâÑùÉùÃ÷*/
Void main() /*ÎÞ·µ»ØÖµ£¬×îºÃÒ²²»ÒªÕâÑùÉùÃ÷ */
 
µÚÈý£ºint num ¶¨ÒåÁËÕûÐͱäÁ¿num£¬ÔÚc³ÌÐòÖÐ,ËùÓбäÁ¿ÔÚʹÓÃ֮ǰ±ØÐ붨Òå¶øÇÒ±ØÐë¸ø³öÀàÐÍ£¬²»È»±àÒëÆ÷ͨ²»¹ý£¬»áÌáʾ±àÒë´íÎó
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#include "stdio.h"
#include "malloc.h"
typedef int elemtype;
struct node
{
elemtype data;
struct node *next;
};
typedef struct node NODE;
NODE * creat(NODE *head)
{
NODE *p,*q;
elemtype i;
head=(NODE*)malloc(sizeof(NODE));
scanf("%d",&(head->data));
p=head;
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