課程信息管理系統(tǒng)C語言程序

1、typedef struct(char num15;char name20;char credit10;char clas20;char teacher20;student;student pe80;int menu_select()(char c;dosystem(cls);printf(+n);printf(|n);printf(|歡迎使用課程信息管理系統(tǒng)|n);printf(|n);printf(+n);printf(tt * 課程信息管理系統(tǒng) * n);printf( ttl1 n);printf(tt1 1.增加記錄1 n);printf(tt1 2.顯示記錄| n);printf(

2、tt1 3.查詢記錄| n);printf(tt1 4.修改記錄| n);printf(tt1 5.刪除記錄| n);printf(tt1 6.存儲記錄| n);printf(tt1 0.退出程序1 n);printf(tt11 n);printf(tt 請您選擇(0-6):);c=getchar();while(c6);return(c-0);int Input(student per,int n)int i=0;char sign,x10;while(sign!=n&sign!=N)printf(t課程編號:， scanf(t%s”,pern+i.num);printf(t課程名稱:， s

3、canf(t%s”,pern+);printf(t 學(xué)分:)；scanf(t%s”,pern+i.credit);printf(t 選修課號:”)；scanf(t%s”,pern+i.clas);printf(t 任課教師:)；scanf(t%s”,pern+i.teacher);gets(x);printf(nt 是否繼續(xù)添加?(Y/N);scanf(t%c”,&sign);i+;return(n+i);void Display(student per,int n)(int i;printf(n);/*格式*/printf(-課程編號課程名稱學(xué)分選修課號任課教師n);printf

4、(n);for(i=1;i1&i%10=0) ( TOC o 1-5 h z printf(tn);printf(t);system(pause); printf(tn);printf(n);system(pause);int Delete_a_record(student per,int n) um,s)!=0&in) i+;if(i=n)(printf(-t系統(tǒng)中沒有此科目!n);return(n);for(j=i;jn-1;j+)(strcpy(perj.num,perj+1.num);strcpy(,perj+1.name);strcpy(perj.credit,pe

5、rj+1.credit);strcpy(perj. clas,perj+1. clas);strcpy(perj. teacher,perj+1. teacher);printf(ttt 已經(jīng)成功刪除!n);return(n-l);void Query_a_record(student per,int n) um,s)!=0&in) i+;if(i=n)(printf(-t系統(tǒng)中沒有這個科目!n);return;printf(t 課程名稱：%sn,);printf(t 學(xué)分：%sn,peri. credit);printf(t 選修課號：%sn,peri.clas);prin

6、tf(t 任課教師：%sn,peri.teacher);if(m=2)ame,s)!=0&in) i+;if(i=n)(printf(-t系統(tǒng)中沒有該科目!n);return;printf(t 課程編號 %sn,peri.num);printf(t 學(xué)分：%sn,peri.credit);printf(t 選修課號：%sn,peri.clas);printf(t 任課教師：%sn,peri.teacher);void Change(student per,int n) um,s)!=0&icno);printf(input the course :n);scanf(%s”,new-cname)

7、;printf(input the forecourse :n);scanf(%s”,new-cforecourse);printf(input the course grade:n);scanf(%d,&new-ia);printf(input the unit no. grade:n);scanf(%s”,new-cunitno);printf(input the unit name:n);scanf(%s”,new-cunitname);new-next=NULL;if(icount)(head=new;p=new;printf(the fist add success:n);getch

8、ar();getchar();icount=0;else(p-next=new;printf(n);p=p-next;printf(add success:n);printf(n);getchar();printf(input 0 to end input:n);scanf(%d,&ij);if(ij=0)(break;struct link search()(struct link *p;char ckeyname10;p=head;printf(please input the name you want to view:n);scanf(%s”,ckeyname);while(strcm

9、p(ckeyname,p-cname)!=0&p-next!=NULL)(p=p-next;if(p-next=NULL)(printf(no this position:n);else(printf(found it:n);printf(%s,%s,%s,%d,%s,%s”,p-cno,p-cname,p-cforecourse,p-ia,p-cunitno,p-cunitname);struct link delete()(struct link *p,*q,*r;char ckeyname10;r=head;p=r-next;q=p-next;printf(please input th

10、e name you want to del:n);scanf(%s”,ckeyname);while(strcmp(ckeyname,p-cname)!=0&r-next!=NULL)(r=r-next;p=p-next;q=q-next;if(r-next=NULL)(printf(no this position:n);else(printf(found it:n);printf(%s,%s,%s,%d,%s,%s”,p-cno,p-cname,p-cforecourse,p-ia,p-cunitno,p-cunitname);r-next=p-next;printf(delete su

11、ccess:n);getchar();getchar();void output()struct link *p,*q;p=head;p=p-next;q=head;if(q-next=NULL)(printf(no record:n);else(while(p-next)(printf(%s,%s,%s,%d,%s,%s”,p-cno,p-cname,p-cforecourse,p-ia,p-cunitno,p-cunitname);printf(n);p=p-next;printf(%s,%s,%s,%d,%s,%s”,p-cno,p-cname,p-cforecourse,p-ia,p-

12、cunitno,p-cunitname);void quit()(exit(0);void main()(int ia=1;head=NULL;while(ia!=5)(ia=menu();switch(ia)(case 1:create();break;case 2:search();break;case 3:delete();break;case 4:output();break;case 5:quit();break;default:printf(input wrong:n);typedef struct(char num15;char name20; char credit10;cha

13、r clas20;char teacher20;student;student pe80;int menu_select()(char c;dosystem(cls);printf(n);printf(n);printf(-歡迎使用課程信息管理系統(tǒng)n);printf(n);printf(n);printf(課程信息管理系統(tǒng)n);printf(n); TOC o 1-5 h z printf(1.增加記錄n);printf(2,顯示記錄n);printf(3.查詢記錄n);printf(4,修改記錄n);printf(5.刪除記錄n);printf(6.存儲記錄n);printf(0.退出程序n

14、);printf(n);printf(tt 請您選擇(0-6):);c=getchar();while(c6);return(c-0);int Input(student per,int n)int i=0;char sign,x10;while(sign!=n&sign!=N)printf(t課程編號:，scanf(t%s”,pern+i.num);printf(t課程名稱:，scanf(t%s”,pern+);printf(t 學(xué)分:)；scanf(t%s”,pern+i.credit);printf(t 選修課號:)； scanf(t%s”,pern+i.clas);prin

15、tf(t 任課教師:)；scanf(t%s”,pern+i.teacher);gets(x);printf(nt 是否繼續(xù)添加?(Y/N);scanf(t%c”,&sign);i+；return(n+i);void Display(student per,int n)(int i;printf(n);/*格式*/printf(-課程編號課程名稱學(xué)分選修課號任課教師n);printf(n);for(i=1;i1&i%10=0)( TOC o 1-5 h z printf(tn);printf(t);system(pause);printf(tn);printf(n);system(pause);

16、int Delete_a_record(student per,int n) um,s)!=0&in) i+;if(i=n)(printf(-t系統(tǒng)中沒有此科目!n);return(n);for(j=i;jn-1;j+)(strcpy(perj.num,perj+1.num);strcpy(,perj+1.name);strcpy(perj.credit,perj+1.credit);strcpy(perj. clas,perj+1. clas);strcpy(perj. teacher,perj+1. teacher);printf(ttt 已經(jīng)成功刪除!n);return

17、(n-1);void Query_a_record(student per,int n) um,s)!=0&in) i+;if(i=n)(printf(t系統(tǒng)中沒有這個科目!n);return;printf(t 課程名稱：%sn,);printf(t 學(xué)分：%sn,peri. credit);printf(t 選修課號：%sn,peri.clas);printf(t 任課教師：%sn,peri.teacher);if(m=2)ame,s)!=0&in) i+;if(i=n)(printf(-t系統(tǒng)中沒有該科目!n);return;printf(t 課程編號 %sn,peri.

18、num);printf(t 學(xué)分：%sn,peri.credit);printf(t 選修課號：%sn,peri.clas);printf(t 任課教師：%sn,peri.teacher);void Change(student per,int n) um,s)!=0&in) i+;if(i=n)(printf(-t系統(tǒng)中沒有該科目!n);return;printf(t課程編號:，scanf(t%s”,peri.num);printf(t課程名稱:，scanf(t%s”,);printf(t 學(xué)分:)；scanf(t%s”,peri.credit);printf(t選修課號:， scanf(t%s”,peri.clas);printf(t 任課教師:)；scanf(t%s”,peri.teacher);printf(-t 修改成功！)；void WritetoText(student per,int n)(int i=0;FILE *fp;um,,peri-1.credit,per