#include    <stdio.h>
#define    M    5
#define    N    20
/**********found**********/
int fun(char  (*ss) ___1___, int  *n)
{  int  i, k=0, len=0;
   for(i=0; i<M; i++)
   {  len=strlen(ss[i]);
/**********found**********/
      if(i==0)  *n=___2___;
      if(len>*n) {
/**********found**********/
         ___3___;
         k=i;
      }
   }
   return(k);
}
main()
{  char  ss[M][N]={"shanghai","guangzhou","beijing","tianjing","cchongqing"};
   int  n,k,i;
   printf("\nThe original strings are :\n");
   for(i=0;i<M;i++)puts(ss[i]);
   k=fun(ss,&n);
   printf("\nThe length of longest string is :  %d\n",n);
   printf("\nThe longest string is :  %s\n",ss[k]);
}






#include <stdio.h>
double fun( int m )
{
  double t = 1.0;
  int i;
  for( i = 2; i <= m; i++ )
/**********found**********/
    t +=  1.0/k;
/**********found**********/
  ________
}

main()
{
  int m;
  printf( "\nPlease enter 1 integer number:" );
  scanf(  "%d", &m );
  printf( "\nThe result is %lf\n", fun( m ) );
}




#include <stdio.h>
#include <string.h>

int fun(char *str,char *substr)
{




}

main()
{
  char str[81],substr[3];
  int n;

  printf("输入主字符串: ");
  gets(str);
  printf("输入子字符串: ");
  gets(substr);
  puts(str);
  puts(substr);
  n=fun(str,substr);
  printf("n=%d\n",n);
  NONO();
}

NONO()
{
/* 请在此函数内打开文件，输入测试数据，调用 fun 函数，
输出数据，关闭文件。 */
  char str[81],substr[3], ch;
  int n,len, i = 0;
  FILE *rf, *wf ;

  rf = fopen("K:\\b203\\24000426\\in.dat","r") ;
  wf = fopen("K:\\b203\\24000426\\out.dat","w") ;
  while(i < 5) {
    fgets(str, 80, rf) ;
    fgets(substr, 10, rf) ;
    len = strlen(substr) - 1 ;
    ch = substr[len] ;
    if(ch == '\n' || ch == 0x1a) substr[len] = 0 ;
    n=fun(str,substr);
    fprintf(wf, "%d\n", n) ;
    i++ ;
  }
  fclose(rf) ;
  fclose(wf) ;
}