#include "stdio.h"
#include "malloc.h"
#include "string.h"
#define N 7
typedef struct node
{
char num[3]; /*教室的編號*/
char name[9]; /*教師的姓名*/
char sex[5]; /*教師的性別*/
char prof[6]; /*教師的職稱*/
char dept[10]; /*教師所在院系*/
struct node * link;
}teacher;
void fun_count_prof( teacher *head )
{
teacher *p=head->link ;
char prof[6]="";
int cnt=0;
while (p)
{
if ( strcmp(prof,p->prof) )
{
if ( prof[0] )
printf("prof:%s cnt=%d\n" , prof , cnt );
//統計下壹職稱
cnt=0;
strcpy(prof,p->prof) ;
}
cnt++;
p=p->link ;
}
if ( prof[0] )
printf("prof:%s cnt=%d\n" , prof , cnt ) ;
}
void fun_count_dept_prof( teacher *head )
{
teacher *p=head->link ;
char prof[6]="";
char dept[10]="";
int cnt=0;
while (p)
{
//檢查職稱變化
if ( strcmp(prof,p->prof) )
{
if ( prof[0] )
printf("dept:%s prof:%s cnt=%d\n" , dept , prof , cnt ) ;
//統計下壹職稱
cnt=0;
strcpy(dept,p->dept) ;
strcpy(prof,p->prof) ;
}
//檢查院系變化
if ( strcmp(dept,p->dept) )
{
//輸出上壹院系的最後壹個統計
printf("dept:%s prof:%s cnt=%d\n" , dept , prof , cnt ) ;
//統計下壹院系
cnt=0;
strcpy(dept,p->dept) ;
}
cnt++;
p=p->link ;
}
if ( prof[0] )
printf("dept:%s prof:%s cnt=%d\n" , dept , prof , cnt ) ;
}
void crt_link( teacher *head )
{
//模擬數據：要求數據按職稱由高到低，職稱下按部門排序，方便統計
struct teach_er
{
char num[3]; /*教室的編號*/
char name[9]; /*教師的姓名*/
char sex[5]; /*教師的性別*/
char prof[6]; /*教師的職稱*/
char dept[10]; /*教師所在院系*/
} stTeacher[N]={
{"01","name0","male","prof0" , "mac"},
{"02","name1","male","prof0" , "com"},
{"03","name2","male","prof0" , "com"},
{"04","name3","male","prof1" , "mac"},
{"05","name4","male","prof1" , "mac"},
{"06","name5","male","prof1" , "com"},
{"07","name6","male","prof2" , "com"},
};
teacher *tail=head , *p ;
int i=0;
for ( i=0;i<N;i++ )
{
p=malloc(sizeof(teacher) );
strcpy(p->num,stTeacher[i].num );
strcpy(p->name,stTeacher[i].name );
strcpy(p->sex,stTeacher[i].sex );
strcpy(p->prof,stTeacher[i].prof );
strcpy(p->dept,stTeacher[i].dept );
p->link=NULL ;
tail->link=p;
tail=p;
}
}
int main()
{
teacher *head;
head=malloc( sizeof(teacher) );
head->link=0;
crt_link( head );
fun_count_prof( head );
fun_count_dept_prof( head );
return 0;
}