classmanage.c

在权衡各编程语言及各数据库系统之后

#include <stdio.h>       /*standard input and output标准输入输出函数*/
#include<string.h>       /*字符串函数*/
#include <conio.h>       /**getch()的引入*/
#define null 0;
/************************所有的结构体**********************/
typedef struct       /*3时间结构体*/
{ int weekday;            /*星期几*/
  int jieci;              /*节次*/
}Cot;

typedef struct    /*1学生个人信息结构体*/
{char sname[20];
 char snum[5];
 char ssex[5];
 char sclass[10];
 float grade;
}Student;                                    

typedef struct           /*2课程结构体*/
{char cname[20];         /*课程名字*/
 char cnum[6];           /*课程号*/
 Cot ctime;              /*上课时间*/
 char cclassroom[10];    /*上课教室*/

}Course;

typedef struct      /*4学校课程结构体*/
{ Course cou1;
  Student stu1[100];
  int stnum;
}Scc;
typedef struct     /*5学生课程结构体*/
{ Student stu2;
   int conum;      /*课程数*/
 Course cou2[30]; /*最大30门课程*/
}Sco;

/************************函数声明****************************/



void setst(Student *p_student);         /*1学生个人信息的设置*/
void showstudent(Student *p_student);  /*输出学生个人信息*/
void setgrade(Student *p_student);    /*设置学生的成绩*/

void setco(Course *p_course);         /*2课程信息的设置*/
void showcourse(Course *p_course);   /*输出课程信息*/
void changeco(Course *p_course);    /*上课时间地点的更改*/

void setcot(Cot *p_time);       /*3时间的设置*/
void showcot(Cot *p_time);     /*时间的输出*/

void show_scc_student(Scc *p_scc_student);   /*4课程学生的名单*/
void show_scc_grade(Scc *p_scc_student);    /*课程学生的成绩*/
Scc set_scc_course(Scc *p_scc_student);   /*设置学校课程*/
void show_sco_time_classroom(Scc *p_scc_student);  /*输出上课时间地点*/

void add_sco_course(Sco *p_sco_student);                     /*5从学生课表中增加课程*/
void delete_sco_course(Sco *p_sco_student);                 /*从学生课表中删除课程*/
Sco set_sco_course(Sco *p_sco_student);                    /*设置学生的课程表*/


int showmeun();                  /******系统主菜单******/


/************************链表的说明****************************/
/*1学校课程*/
typedef struct link_node_scc
{   Scc info;
   struct link_node_scc *next;

}nodescc;

/*2学生课程*/
typedef struct link_node_sco
{   Sco info;
   struct link_node_sco *next;

}nodesco;

nodescc *init_hlink_list_scc()  /*链表初始化*/
{ nodescc *head;
  head=(nodescc *)malloc(sizeof(nodescc));
  head->next=null;
  return head;

}
nodesco *init_hlink_list_sco()  /*链表初始化*/
{ nodesco *head;
  head=(nodesco *)malloc(sizeof(nodesco));
  head->next=null;
  return head;

}




/*学校链表的操作*/
nodescc *luru_scc(nodescc *head);             /*1录入学校课程***************/
nodescc *change_scc(nodescc *head);          /*2修改学校课程的上课时间地点*/
void print_scc(nodescc *head);              /*3查询学校上课时间和地点*****/
void look_scc(nodescc *head);              /*4查找学校某门课程的学生名单*/
void output_scc_grade(nodescc *head);     /*5输出学校某门课程的学生成绩*/
nodescc  *dele_scc(nodescc *head);       /*6删除学校的某门课程*********/
nodescc  *add_scc(nodescc *head);       /*7增加学校的课程*************/


/*学生课程表的操作*/
nodesco *luru_sco(nodesco *head);     /*1录入学生的课程表*/
nodesco *add_sco(nodesco *head);     /*2在学生课程表内增加一门课程*/
nodesco *dele_sco(nodesco *head);   /*3在学生课程表内删除一门课程*/
void cha_sco(nodesco *head);       /*4查询学生的课程表*/
void look_sco(nodesco *head);     /*5浏览学生的课程表*/


/**********************系统函数********************/
  

nodescc *sccsub(nodescc *head);       /********学生课程表管理子菜单*****/

nodesco *scosub(nodesco *head);      /*****学校课程管理子系统****/

nodescc *find_char_scc(nodescc *head,char a[20]);    /*学校课程字符查找*/

nodesco *find_char_sco(nodesco *head,char a[20]);   /*学生的课程表的字符查找*/


/************************主函数****************************/
 main()
{int in;
 nodescc *zscc;
 nodesco *zsco;
 zscc=init_hlink_list_scc();
 zsco=init_hlink_list_sco();
do
    {
        system("cls");
        in=showmeun();                                      /*系统主菜单显示*/
        switch(in)
        {
	   case 1 :  zscc=sccsub(zscc);
                     break;
            case 2 : zsco=scosub(zsco);
                     break;

            case 3 : break;


            default: printf("cannot fin it and Press any key to continue...\n\n");
                     getch();                                 /*等待输入任一键，从屏幕读一个字符不显示在屏幕上*/
                     clrscr();
                     break;
        }
    }while(in!=3);
 system("cls");
printf("Bay_Bay");
}






/************************函数体*******************************/

   /*****************************1学生*************/
void setst(Student *p_student)           /*1学生个人信息的设置*/
 {
   printf("\nInput student name:\n ");
  scanf("%s",p_student->sname);

  printf("\nInput student Class No.:\n ");  /*输入学生的学号*/
  scanf("%s",p_student->snum);

  printf("\nInput student sex:\n ");
  scanf("%s",p_student->ssex);

  printf("\nInput class where stduent:\n ");  /*学生所在班级*/
  scanf("%s",p_student->sclass);

}
 
void showstudent(Student *p_student)    /*输出学生个人信息*/
{printf("\nThe Student name's is:%s\n ",p_student->sname);

  printf("\nThe Student number's is:%s\n ",p_student->snum);

  printf("\nThe Student's sex is:%s\n ",p_student->ssex);

  printf("\nThe Student's class is:%s\n ",p_student->sclass);

  printf("\nThe Student's grade is:%s\n",p_student->grade);

}
void setgrade(Student *p_student)    /*设置学生的成绩*/
{ float i;
  printf("Please input grade of the student:\n");
  
  scanf("%f",&i);

p_student->grade=i;
}
/**********************2课程*************************/

void setco(Course *p_course)        /*2,1课程信息的设置*/
{ printf("\nInput course name:\n ");
  scanf("%s",p_course->cname);
 printf("\nInput course No.:\n ");
  scanf("%s",p_course->cnum);
printf("\nInput course time:\n ");
  setcot(&p_course->ctime);
printf("\nInput course classroom:\n ");
  scanf("%s",p_course->cclassroom);

}

void showcourse(Course *p_course)   /*2输出课程信息*/
{printf("\nThe course's name is:%s\n ",p_course->cname);

  printf("\nThe course's number is:%s\n ",p_course->cnum);

  printf("\nThe course's time is:%s\n ");
	showcot(&p_course->ctime);
  printf("\nThe course's place is:%s\n ",p_course->cclassroom);




}
void changeco(Course *p_course)    /*3上课时间地点的更改*/
{char ch;
printf("******\n");
printf("--Please input new time of class:\n\n");
setcot(&p_course->ctime);
printf("\n");
printf("Do you want change the classroom of class?(y/n)\n"); 
 fflush(stdin);
 scanf("%c",&ch);
 if(ch=='y'||ch=='Y')
   {
     printf("Please input new classroom:\n");
     scanf("%s",p_course->cclassroom);
     printf("\n");
    }
clrscr();
}



/****************************3时间**********************/

void setcot(Cot *p_time)          /*3,1时间的设置*/
{ 
   printf("Input a int weekday(1~7):\n ");
   scanf("%d",&p_time->weekday);
   printf("Input a int jieci(1~5):\n ");
   scanf("%d",&p_time->jieci);
}
void showcot(Cot *p_time)        /*2时间的输出*/
{ printf("------The weekday of class is: %d\n",p_time->weekday);
  printf("------The jieci of class is:  %d \n",p_time->jieci);

}

/*************************************4学校课程*******************************************/
void show_scc_student(Scc *p_scc_student)          /*4,(4)课程学生的名单*/
{ int i;
printf("The student name list is: \n\n");
  for(i=0;i<p_scc_student->stnum;i++)

   printf("The student %d name is %s: \n",(i+1),p_scc_student->stu1[i].sname);
}

void show_scc_grade(Scc *p_scc_student)          /*课程学生的成绩*/
{int i;
printf("The student grade list is: \n\n");
  for(i=0;i<p_scc_student->stnum;i++)
  {
  printf("The student %d is : %f\n\n",i+1,p_scc_student->stu1[i].grade);
   }
}


Scc set_scc_course(Scc *p_scc_student)        /*4设置学校课程*/
{int count;
 printf("Please input information of class:\n");
  setco(&p_scc_student->cou1);
 
   printf("Please input total number of student: \n");
    scanf("%d",&p_scc_student->stnum);
 
 for(count=0;count<p_scc_student->stnum;count++)
 
   {printf("Please input student %d:" ,(count+1));
    
     setst(&p_scc_student->stu1[count]);
  
    setgrade(&p_scc_student->stu1[count]);
   }

system("cls");
return *p_scc_student;
  }

void show_sco_time_classroom(Scc *p_scc_student) /*输出上课时间地点*/
{  printf("\n\n");
  printf("The time of the course is :\n");
   showcot(&p_scc_student->cou1.ctime);
  printf("------The classroom of the course: %s \n",p_scc_student->cou1.cclassroom);
  
}
/****************************************5学生课程**********************************/

Sco set_sco_course(Sco *p_sco_student)           /*5设置学生的课程表*/
{ int i;
  int j;
   printf("Please input the information of the student:\n");
   setst(&p_sco_student->stu2);
   printf("Please input the total of the student course:\n"); /*学生课程总数*/
   scanf("%d",&j);
   p_sco_student->conum=j;
   
   for(i=0;i<j;i++)
      { 
       printf("Please input course %d information:\n",i+1); 
    
       setco(&p_sco_student->cou2[i]); }
   
      return *p_sco_student;


}

void add_sco_course(Sco *p_scc_student)               /*5从学生课表中增加课程*/
{ printf("Please input new a course:\n");
   setco(&p_scc_student->cou2[p_scc_student->conum]);
     p_scc_student->conum++;
}
void delete_sco_course(Sco *p_scc_student)            /*从学生课表中删除课程*/
 {int i=0,j;
  char a[20];
  printf("Please input course deleting name :\n");
   
    while(strcmp(a,p_scc_student->cou2[i].cname))
   {i++;}
   for(j=0;j<p_scc_student->conum;j++);
   { p_scc_student->cou2[j]=p_scc_student->cou2[j+1];
   }
 p_scc_student->conum--;
}

/*********************************学校课程***************************************/

nodescc *luru_scc(nodescc *head)        /*1录入学校课程*/
{char ch;
   nodescc *q,*k;
   Scc m;
   int i=1;
   k=head;
   do{
    q=(nodescc *)malloc(sizeof(nodescc));
     printf("\n\n\n");
    printf("Please input course %d\n",i);
    printf("\n\n\n");
    m=set_scc_course(&m);
     q->info=m;
     k->next=q;
     k=k->next;
     q->next=null;
    system("cls");
     printf("\n\n\n\n\n\n");
    printf("Do you want to continue to input under course information?(y/n)\n\n");
    do{fflush(stdin);
       scanf("%c",&ch);
    
     }while((ch!='N'&&ch!='n')&&(ch!='Y'&&ch!='y'));        
    i++;
}while(ch=='Y'||ch=='y');
system("cls");
return head;}



nodescc *change_scc(nodescc *head)    /*2修改学校课程的上课时间地点*/
{ char a[20],ch;
  nodescc *m;
  m=head->next;
do{
if(!m) printf("No informatiom!\n");
 else{ printf("Please input the course name that will change:\n");

  scanf("%s",&a);
  fflush(stdin);
  m=find_char_scc(m,a);
   if(m)
  {printf("Please input new course time and classroom:\n\n");
    changeco(&m->info.cou1);
    }
   return head;}
 printf("Do you want to continue to chang course time and classroom?(y/n)\n\n");
  do{
     fflush(stdin);
    scanf("%c",&ch);}while((ch!='N'&&ch!='n')&&(ch!='Y'&&ch!='y'));
}while(ch=='y'||ch=='Y');
}

void print_scc(nodescc *head)    /*3查询学校上课时间和地点*/
{ nodescc *p;
  nodescc *m;
  char ch[20],a;
  p=head->next;