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  • 2025/6/22 13:08:39

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1¡¢Õû¸öϵͳ¾ùÓÃCÓïÑÔʵÏÖ£»

2¡¢ÀûÓÃÖ¸Õë¡¢Á´±íÀ´ÊµÏÖѧÉú³É¼¨µÄÊý¾Ý½á¹¹Éè¼Æ£» 3¡¢ÏµÍ³¾ßÓÐÊäÈë¡¢ÏÔʾ¡¢É¾³ý¡¢ÅÅÐò¡¢Í˳ö»ù±¾¹¦ÄÜ£» 4¡¢ÏµÍ³µÄ¸÷¸ö¹¦ÄÜÄ£¿é¶¼Óú¯ÊýµÄÐÎʽÀ´ÊµÏÖ£» 5¡¢¿ÉÒÔ½«Ñ§ÉúÐÅϢȫ²¿ÏÔʾ³öÀ´³öÀ´¡£

¶þ¡¢ÏµÍ³µÄ¹¦ÄÜÄ£¿é»®·Ö

ÿһÌõ¼Ç¼°üÀ¨Ò»¸öѧÉúµÄÐÕÃû¡¢³É¼¨¡£Í¬Ê±

1¡¢ÊäÈ빦ÄÜ£ºÒ»´Î¿ÉÒÔÍê³ÉÒ»¸öѧÉú³É¼¨¼Ç¼µÄÊäÈë¡£ 2¡¢ÏÔʾ¹¦ÄÜ£ºÍê³ÉÈ«²¿Ñ§Éú¼Ç¼µÄÏÔʾ¡£ 3¡¢É¾³ý¹¦ÄÜ£º¶ÔÖ¸¶¨Ñ§ÉúµÄ³É¼¨½øÐÐɾ³ý¡£ 4¡¢ÅÅÐò¹¦ÄÜ£º°´Ñ§Éú´Ó´óµ½Ð¡½øÐÐÅÅÐò¡£ 5¡¢Ð޸ŦÄÜ£º¶ÔѧÉúµÄ³É¼¨½øÐÐÐ޸ġ£

Èý¡¢ÏµÍ³µÄÕûÌåÉè¼Æ 1.Êý¾Ý½á¹¹Éè¼Æ£º A¡¢ÊäÈ빦ÄܵÄÉè¼Æ£º

void insert_func(void) {char s_temp[4];

ptr=(struct student *) malloc(sizeof(struct student)); printf(\

gets(ptr->name);// gets´Ó±ê×¼ÊäÈëÉ豸¶ÁÈ¡×Ö·û´®// printf(\gets(s_temp);

ptr->score = atoi(s_temp);//°Ñ×Ö·û´®×ª»¯Îª ÕûÊý//

B¡¢É¾³ý¹¦ÄܵÄÉè¼Æ£º

void delete_func(void)//ÏÖÔÚ½øÈëɾ³ý²Ù×÷// {char del_name[20];

printf(\gets(del_name);

prev = head;

current = head->next;

while ((current != NULL) && (strcmp(current->name , del_name)!=0))//Óõ½ÁËstrcmp ±È½Ï×Ö·û´® {prev = current;

current = current->next; }if (current != NULL)

{prev->next = current->next; free(current);//Êͷŵ±Ç°Î»ÖÃ//

printf(\Êä³ö±»É¾³ýµÄÐÕÃû// }else

printf(\·ñÔò´ËѧÉú²»´æÔÚ//

C¡¢ÅÅÐò¹¦ÄܵÄÉè¼Æ£º

void sort_func(void) //²åÈëÊý¾Ý// {prev = head;//°ÑÍ·Ö¸ÕëËùÖ¸µÄÖµ¸¶¸øprev//

current = head->next;//°ÑÍ·Ö¸ÕëµÄÏÂÒ»¸öÖ¸ÕëÖµ¸¶¸øµ±Ç°Ö¸ÕëËùÖ¸µÄλÖÃ// while ((current != NULL) && (current->score > ptr->score)) {prev = current;

current = current->next; }ptr->next = current; prev->next = ptr;

D¡¢Ð޸ŦÄܵÄÉè¼Æ£º

void modify_func(void)

{char n_temp[20],s_temp[4];//¶¨Òå×Ö·ûÀàÐÍ// printf(\gets(n_temp);//ÕâÑùÊäÈëÐÕÃû current=head->next;

while ((current != NULL) && (strcmp(current->name , n_temp)!=0)) {prev = current;

current = current->next; }if (current != NULL)

{printf(\printf(\ Student name : %s\\n\printf(\ Student score: %d\\n\printf(\printf(\gets(s_temp);

current->score = atoi(s_temp);

printf(\}//Êä³ö±»Ð޸ĵijɼ¨// else

printf(\·ñÔò´ËѧÉú²»´æÔÚ// anykey_func();

E¡¢ÏÔʾ¹¦ÄܵÄÉè¼Æ£º

void display_func(void)//¶¨ÒåÏÔʾ// {int count=0; system(\

if(head->next == NULL)//Èç¹ûÍ·Ö¸ÕëËùÖ¸ÊýΪ¿Õ// {printf(\ÔòÊä³öѧÉú¼Ç¼Ϊ¿Õ// }else//·ñÔòÊä³öѧÉúÐÕÃûºÍ³É¼¨//

{printf(\ NAME SCORE\\n\printf(\current=head->next; while(current != NULL)

{printf(\ %-20s =\\n\count++;

current=current->next;

if(count % 20 == 0) getch();

}printf(\

printf(\

2.¹¦ÄÜÄ£¿éµÄ¾ßÌåÉè¼Æ

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ÀûÓÃwhile()Ñ­»·ºÍswithch()ʵÏÖ¸÷º¯ÊýµÄµ÷Óã¬ÏµÍ³¸ù¾ÝÊäÈëµÄÊý×ÖÑ¡ÏîÀ´µ÷ÓÃÏàÓ¦µÄº¯Êý¡£

2¡¢ ÊäÈë¼Ç¼º¯Êýgetch(); insert_func();

ÕâÊÇÒ»¸öÎ޲κ¯Êý£¬ÓÃÀ´Ö´ÐеÚѧÉú³É¼¨¼Ç¼µÄÊäÈ룬µ±µ±Ã»ÓÐѧÉú¼Í¼ʱ¾Í¿ªÊ¼½øÐÐÊäÈë²Ù×÷¡£

Ëã·¨£ºÏÈÉùÃ÷Ò»¸öÊ×½Úµãhead£¬²¢½«head->nextÉèΪNULL¡£È»ºóÓà if((fptr=fopen(¡°slist.dat¡±,¡±r¡±))==NULL)¶Ô³ÌÐò½øÐÐÅжÏÈç¹û³ÉÁ¢Ôò½øÐÐÊäÈ룬ÊäÈëʱÔËÓÃgetch()º¯ÊýºÍinsert_func()Ö÷µ¼À´Íê³É¡£ ×îÖÕЧ¹ûͼ£º

3¡¢ ÏÔʾ¼Ç¼º¯Êý void display_func(void)

ÕâÊÇÒ»¸ö²»·µ»ØÖµµÄÓвκ¯Êý£¬¸ºÔð¶ÔÈ«²¿Ñ§Éú³É¼¨¼Ç¼µÄÊä³ö£¬²»×ãÖ®´¦¾ÍÊDz»ÄܶÔѧÉú³É¼¨½øÐзÖÒ³ÏÔʾ¡£

Ëã·¨£º ÏÈÓÃifÓï¾ä¶ÔÍ·Ö¸ÕëµÄÏÂÒ»¸øÎ»ÖýøÐÐÅжϿ´ÊÇ·ñΪ¿ÕÈç¹ûΪ¿ÕÔò²»ÏÔʾÈç¹û²»

Ϊ¿ÕÔòÊä³öѧÉúÐÕÃû¼°³É¼¨¡£Ëã·¨£ºÏÖ½«head->next¸³Öµ¸øµ±Ç°Î»ÖÃcurrentÈ»ºóÔÙÓÃwhile¶Ôcurrent½øÐж¨Òå×îºóÊä³ö¡£ ×îÖÕЧ¹û£º

4¡¢ ɾ³ý¼Ç¼º¯Êývoid delete_func(void)ÕâÊÇÒ»¸öÓвκ¯Êý£¬ÏÈÊäÈëҪɾ³ýµÄѧÉú¼Ç¼µÄ ÐÕÃû£¬ÕÒµ½ºóÏÔʾ¸ÃѧÉúÐÅÏ¢£¬µÈÈ·ÈϺó±ã¿É½øÐÐɾ³ý¡£

Ëã·¨£º´ÓpÖ¸ÏòµÄµÚÒ»¸ö½áµã¿ªÊ¼£¬¼ì²é¸Ã½áµãÖеÄnumÖµÊÇ·ñµÈÓÚÊäÈëµÄÒªÇóɾ³ýµÄÄǸöÐÕÃû¡£Èç¹ûÏàµÈ¾Í½«¸Ã½áµãɾ³ý£¬Èç²»ÏàµÈ£¬¾Í½«pºóÒÆÒ»¸ö½áµã£¬ÔÙÈç´Ë½øÐÐÏÂÈ¥£¬Ö±µ½Óöµ½±íβΪֹ¡£×îÖÕЧ¹û£º

5¡¢ÅÅÐòº¯Êývoid sort_func(void)

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