FILE *fp;

if((fp=fopen(\ {

printf(\ exit(0); }

for(i=0;i

fwrite(&s[i],sizeof(struct student),1,fp);//дÈëÎļþºó¿´ÊÇÂÒÂë fclose(fp);*/

FILE *fp1;//°ÑдÈëÎļþµÄÊý¾ÝÔٴζÁ³öÀ´ if((fp1=fopen(\ {

printf(\ exit(0); }

for(i=0;i

fread(&s[i],sizeof(struct student),1,fp1); for(i=0;i

printf(\ fclose(fp1);

system(\}

3. //Óö¨Òå½á¹¹ÀàÐ͵ķ½·¨£¬±àд³ÌÐò½¨Á¢Ò»¸ö¾ßÓÐѧÉúѧºÅ¡¢ÐÕÃû¡¢×Ü·ÖºÍÁªÏµµç»°µÄ¼Ç¼Îļþ¡£

#include #include #define m 10 struct student{ long no;

char name[10]; int score;

long telephone; };

main() {

int i,n;

struct student s[m]; printf(\ scanf(\ for(i=0;i

printf(\ scanf(\

printf(\ scanf(\

printf(\ scanf(\ printf(\ scanf(\ }

for(i=0;i

printf(\ FILE *fp;

if((fp=fopen(\ {

printf(\ exit(0); }

for(i=0;i

fwrite(&s[i],sizeof(struct student),1,fp);//дÈëÎļþºó¿´ÊÇÂÒÂë fclose(fp);

system(\}

4. //±àд³ÌÐò£¬ÀûÓõÚ3Ì⽨Á¢µÄ¼Ç¼Îļþ£¬´Ó¼üÅÌÉÏÊäÈëÒ»¸öѧºÅ£¬¿ÉÒÔ²éÑ°µ½´ËÈËÆäËûÐÅÏ¢¡£

#include #include #define m 10 struct student{ long no;

char name[10]; int score;

long telephone; };

main() {

int i,n;

struct student s[m]; printf(\ scanf(\/* for(i=0;i

printf(\ scanf(\ printf(\

scanf(\ printf(\ scanf(\

printf(\ scanf(\ }

for(i=0;i

printf(\ FILE *fp;

if((fp=fopen(\ {

printf(\ exit(0); }

for(i=0;i

fwrite(&s[i],sizeof(struct student),1,fp);//дÈëÎļþºó¿´ÊÇÂÒÂë fclose(fp);*/

FILE *fp1;//°ÑдÈëÎļþµÄÊý¾ÝÔٴζÁ³öÀ´ if((fp1=fopen(\ {

printf(\ exit(0); }

for(i=0;i

fread(&s[i],sizeof(struct student),1,fp1); int no;

printf(\ scanf(\ for(i=0;i

if(s[i].no==no)

printf(\ }

fclose(fp1);

system(\}

5. //±àд³ÌÐò£¬½«µÚËÄÌ⽨Á¢µÄÎļþ¸´ÖÆÒ»·Ý¡£ #include #include #define m 10 struct student{ long no;

char name[10]; int score;

long telephone; };

main() {

int i,n;

struct student s[m]; printf(\ scanf(\/* for(i=0;i

printf(\ scanf(\ printf(\ scanf(\ printf(\ scanf(\

printf(\ scanf(\ }

for(i=0;i

printf(\ FILE *fp;//ÓÃÓÚ¸´ÖÆÎļþ£¬¼´´ÓԭʼÎļþÖжÁ³öºóÔÙдÈëfp if((fp=fopen(\ {

printf(\ exit(0); }

// for(i=0;i

// fwrite(&s[i],sizeof(struct student),1,fp);//дÈëÎļþºó¿´ÊÇÂÒÂë

FILE *fp1;//ÓÃÓÚ¶Á³örecord.txt Îļþ¡£ if((fp1=fopen(\ {

printf(\ exit(0); }

for(i=0;i

{ fread(&s[i],sizeof(struct student),1,fp1); fwrite(&s[i],sizeof(struct student),1,fp); }