计算机二级保留*

#include <stdio.h>
void  fun( char *a, int  n )
{
  int k=0;
  int i=0;
  char *p,char *q;
  p=q=a;
  while(*q=='*')
  {
  	k++;
  	q++;
   }
   if(k>n)
   {
   	while(*p)
   {
   	a[i]=*p(p+k-n);
   	i++;
   	p++;
   }
   a[i]='\0';
	} 

}

void main()
{  char  s[81];  int  n;void NONO ();
   printf("Enter a string:\n");gets(s);
   printf("Enter n :  ");scanf("%d",&n);
   fun( s,n );
   printf("The string after deleted:\n");puts(s);
   NONO();
}
void NONO ()
{/* 本函数用于打开文件，输入数据，调用函数，输出数据，关闭文件。 */
  FILE *in, *out ;
  int i, n ; char s[81] ;
  in = fopen("in.dat","r") ;
  out = fopen("out.dat","w") ;
  for(i = 0 ; i < 10 ; i++) {
    fscanf(in, "%s", s) ;
    fscanf(in, "%d", &n) ;
    fun(s,n) ;
    fprintf(out, "%s\n", s) ;    
  }
  fclose(in) ;
  fclose(out) ;
}