2022年C语言学生信息管理 .pdf

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1、#define PRINT0 printf(name:%snsex:%snage:%dnID_card:%dnaddress:%sn,sti.name,sti.sex,sti.age,sti.ID_card,sti.addr) #define PRINT1 printf(prefession:%snstudent_number:%dn*score*nwuli:%dn,sti.prefession,sti.student_number,sti.score.wuli) #define PRINT2 printf(gaoshu:%dnyingyu:%dntiyu:%dnaverage: %dn,st

2、i.score.gaoshu,sti.score.yingyu,sti.score.tiyu,sti.score.aver) #define print1 printf(_) #define N 2 #include string.h #include stdio.h int sum=0; struct score int wuli; int gaoshu; int yingyu; int tiyu; int aver; ; struct message char name10; int age; char sex5; int ID_card; char addr30; char prefes

3、sion30; int student_number; struct score score; st100; /*write message*/ write_message() int flag; char chioce; dosystem(cls); flag=2; sum+; printf(_); printf(please input students message:n); printf(n);print1; printf(%dth student message:,sum); print1; printf(nname:); 名师资料总结 - - -精品资料欢迎下载 - - - - -

4、 - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 1 页，共 16 页 - - - - - - - - - scanf(%s,stsum.name); printf(nsex:); scanf(%s,stsum.sex); printf(nage:); scanf(%d,&stsum.age); printf(nID_card:); scanf(%d,&stsum.ID_card); printf(naddress:); scanf(%s,stsum.addr); printf(nprefession:); scanf(%s,stsum.pre

5、fession); printf(nschool number:); scanf(%d,&stsum.student_number); printf(n*score*n); printf(wuli:); scanf(%d,&stsum.score.wuli); printf(ngaoshu:); scanf(%d,&stsum.score.gaoshu); printf(nyingyu:); scanf(%d,&stsum.score.yingyu); printf(ntiyu:); scanf(%d,&stsum.score.tiyu); printf(naverage:); scanf(%

6、d,&stsum.score.aver); do printf(*n); printf(press y/Y continue:npress n/N stop:n); getchar(); scanf(%c,&chioce); printf(*n); if(chioce=y|chioce=Y) flag=1; break; else if(chioce=n|chioce=N) flag=0; break; else printf(input errorn); print1;printf(n); while(1); while(flag=1); save_message(); /*save mes

7、sage*/ save_message() FILE *fp;int i; if(fp=fopen(student.txt,wb)=NULL) printf(read error n); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 2 页，共 16 页 - - - - - - - - - printf(press any key back to menun); getch();exit(1); for(i=0;isum;i+) if(fwrite(&sti,sizeof(stru

8、ct message),1,fp)!=1) printf(write errorn);fclose(fp); fclose(fp); printf(n*_OK!_*n_press any key back_); sum=i; bioskey(0); /*add message*/ add_message() int i,j,flag; char chioce; i=0;j=sum-1;flag=0; do system(cls); i+; j+; print1; printf(add %dth students meaasgen,i); print1; printf(nname:); scan

9、f(%s,stj.name); printf(nsex:); scanf(%s,stj.sex); printf(nage:); scanf(%d,&stj.age); printf(nID_card:); scanf(%d,&stj.ID_card); printf(naddress:); scanf(%s,stj.addr); printf(nprefession:); scanf(%s,stj.prefession); printf(nstudent_number:); scanf(%d,&stj.student_number); printf(n*score*n); printf(wu

10、li:); scanf(%d,&stj.score.wuli); printf(ngaoshu:); scanf(%d,&stj.score.gaoshu); printf(nyingyu:); scanf(%d,&stj.score.yingyu); printf(ntiyu:); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 3 页，共 16 页 - - - - - - - - - scanf(%d,&stj.score.tiyu); printf(naverage:); sc

11、anf(%d,&stj.score.aver); printf(nnweather add %dth students message: n,i+1); do printf(*n); printf(press y/Y continue:npress n/N stop:n); getchar(); scanf(%c,&chioce); printf(*n); if(chioce=y|chioce=Y) flag=1; break; else if(chioce=n|chioce=N) flag=0; break; else printf(input errorn); print1; while(

12、1); while(flag=1); sum=j+1; save_message(); /*inqiure message*/ inqiure_message() int chioce; dosystem(cls); printf(*choose 0-3*nnn); printf( 1:name inquirennn); printf( 2:IDcard inqiurennn); printf( 3:student_numbern nn); printf( 0:back menunnn); scanf(%d,&chioce); switch(chioce) case 1: name_inqiu

13、re();break; case 2: ID_card_inqiure();break; case 3: grade_inqiure();break; case 0:break; while(chioce!=0); /*name inqiure*/ name_inqiure() char NAME30; int i; int flag,k; char chioce; 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 4 页，共 16 页 - - - - - - - - - do sys

14、tem(cls);k=0; printf(please input the message you inqiure); printf(nname:); scanf(%s,NAME); getchar(); printf(n); for(i=0;isum;i+) if(strcmp(sti.name,NAME)=0) PRINT0; PRINT1; PRINT2;k=1; if(k=0) printf(without message you inqiuren); do printf(*n); printf(press y/Y continue:npress n/N stop:n); scanf(

15、%c,&chioce); getchar(); printf(*n); if(chioce=y|chioce=Y) flag=1; break; if(chioce=n|chioce=N) flag=0; break; else printf(input errorn); print1;printf(n); while(1); while(flag=1); printf(press any key return to menu); bioskey(0); /*IDcard inqiure*/ ID_card_inqiure() int card; int i; int flag,k; char

16、 chioce; do clrscr(); k=0; printf(please input the message you inqiure); printf(nIDcard:); scanf(%d,&card); getchar(); printf(n); for(i=0;isum;i+) if(sti.ID_card=card) PRINT0; PRINT1; PRINT2;k=1; 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 5 页，共 16 页 - - - - - - -

17、 - - if(k=0) printf(without message you inqiuren); do printf(*n); printf(press y/Y continue:npress n/N stop:n); scanf(%c,&chioce); getchar(); printf(*n); if(chioce=y|chioce=Y) flag=1; break; if(chioce=n|chioce=N) flag=0; break; else printf(input errorn); print1;printf(n); while(1); while(flag=1); pr

18、intf(press any key return to menu); bioskey(0); /*grade inqiure*/ grade_inqiure() int GRADE; int i; int flag,k; char chioce; do system(cls);k=0; printf(please input the message you inqiure); printf(nstudent_number:); scanf(%d,&GRADE); getchar(); printf(n); for(i=0;isum;i+) if(sti.student_number=GRAD

19、E) PRINT0; PRINT1; PRINT2;k=1; if(k=0) printf(without message you inqiuren); do printf(*n); printf(press y/Y continue:npress n/N stop:n); scanf(%c,&chioce); getchar(); printf(*n); if(chioce=y|chioce=Y) flag=1; break; if(chioce=n|chioce=N) flag=0; break; else printf(input errorn); print1;printf(n); w

20、hile(1); while(flag=1); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 6 页，共 16 页 - - - - - - - - - printf(press any key return to menu); bioskey(0); /*change message*/ change_message() char pre30,chioce; int i,gra,flag,num,s;s=0; dosystem(cls); printf(please input m

21、essage you want to changen ); printf(student_number:);scanf(%d,&gra); getchar(); for(i=0;isum;i+) if(sti.student_number=gra) PRINT0; PRINT1; PRINT2; printf(n*input message you want to change*n); printf(0:name*1:sex*2:age*3:ID_card*4:address*n5:prefession*6:wuli*7:student_number*8n:gaoshu*9:yingyu*10

22、:tiyu*11:average*_n); printf(choose 0-11n); scanf(%d,&num); getchar(); switch(num) case 0: printf(input the name changedn); scanf(%s,sti.name); getchar(); break; case 1: printf(input the sex changedn); scanf(%s,sti.sex); getchar(); break; case 2: printf(input the age changedn); scanf(%d,&sti.age); g

23、etchar(); break; case 3: printf(input the ID_card changedn); scanf(%d,&sti.ID_card); getchar(); break; case 4: printf(input the address changedn); scanf(%s,sti.addr); getchar(); break; case 5: printf(input the prefession changedn); scanf(%s,sti.prefession); getchar(); break; case 6: printf(input the

24、 wuli_score changedn); scanf(%d,&sti.score.wuli); getchar(); break; case7: printf(input the student_number changedn); scanf(%d,&sti.student_number); getchar(); break; case 8: printf(input the gaoshu_score changedn); scanf(%d,&sti.score.gaoshu); getchar(); break; case 9: printf(input the yingyu_score

25、 changedn); scanf(%d,&sti.score.yingyu); getchar(); break; case 10: printf(input the tiyu_score changedn); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 7 页，共 16 页 - - - - - - - - - scanf(%d,&sti.score.tiyu); getchar(); break; case 11: printf(input the average_score

26、 changedn); scanf(%d,&sti.score.aver); getchar(); break; default: printf(input errorn); break; printf(n*the changed message*nn); PRINT0; PRINT1; PRINT2;s=1; if(s!=1) printf(without message you want to changen); do printf(*n); printf(press y/Y continue:npress n/N stop:n); scanf(%c,&chioce); getchar()

27、; printf(*n); if(chioce=y|chioce=Y) flag=1; break; if(chioce=n|chioce=N) flag=0; break; else printf(input errorn); print1;printf(n); while(1); while(flag=1); save_message(); /*delete message*/ delete_message() int GRADE; int i,j,flag1,flag; char chioce1,chioce2; flag1=3;flag=3; do system(cls); print

28、f(please input students student_number you want to deleten); printf(student_number:);scanf(%d,&GRADE); getchar(); for(i=0;isum;i+) if(sti.student_number=GRADE) doPRINT0;PRINT1;PRINT2;printf(n*n_n); printf(press y/Y deleted:npress n/N cancel:n); scanf(%c,&chioce1);getchar();system(cls); if(chioce1=y|

29、chioce1=Y) flag1=1; else if(chioce1=n|chioce1=N) return;else printf(*input error*n_press any ker return_n); bioskey(0); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 8 页，共 16 页 - - - - - - - - - while(flag1!=1); for(j=i;j=sum) printf(xin xi pai zai zui hou );chioce=

30、sum; for(i=sum;ichioce;i-) sti=sti-1; printf(nplease input message you insert); printf(nname:); scanf(%s,sti.name); printf(nsex:); scanf(%s,sti.sex); printf(nage:); scanf(%d,&sti.age); printf(nID_card:); scanf(%d,&sti.ID_card); printf(naddress:); scanf(%s,sti.addr); printf(nprefession:); scanf(%s,st

31、i.prefession); printf(ngrade:); scanf(%d,&sti.student_number); printf(n*score*n); printf(wuli:); scanf(%d,&sti.score.wuli); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 9 页，共 16 页 - - - - - - - - - printf(ngaoshu:); scanf(%d,&sti.score.gaoshu); printf(nyingyu:); sc

32、anf(%d,&sti.score.yingyu); printf(ntiyu:); scanf(%d,&sti.score.tiyu); printf(naverage:); scanf(%d,&sti.score.aver); sum+=1; do printf(*n); printf(press y/Y continue:npress n/N stop:n); getchar(); scanf(%c,&chioce); printf(*n); if(chioce=y|chioce=Y) flag=1; break; else if(chioce=n|chioce=N) flag=0; b

33、reak; else printf(input errorn); print1;printf(n); while(1); while(flag=1);save_message(); /*school_number_order*/ grade_order() int i,j; system(cls); if(sum=0) printf(*no message*n_press any key return_);getch();return; for(i=0;isum;i+) for(j=i+1;jstj.student_number) stsum+1=sti;sti=stj;stj=stsum+1

34、; printf(grade order from min to maxn); for(i=0;isum;i+) print1; printf(n%dth students mssagen,i+1); print1;printf(n); PRINT0; PRINT1; PRINT2; getch();system(cls); print1; printf(ntotle num :%dnpress any key return to menun,sum); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - -

35、- - - - 第 10 页，共 16 页 - - - - - - - - - print1; bioskey(0); /*wuli score order*/ wuli_order() int i,j; system(cls); if(sum=0) printf(*no message*n_press any key return_);getch();return; for(i=0;isum;i+) for(j=i+1;jstj.score.wuli) stsum+1=sti;sti=stj;stj=stsum+1; printf(wuli score order from min to m

36、axn); for(i=0;isum;i+) print1; printf(n%dth students mssagen,i+1); print1;printf(n); PRINT0; PRINT1; PRINT2; getch();system(cls); print1; printf(ntotle num :%dnpress any key return to menun,sum); print1; bioskey(0); /*gaoshu score order*/ gaoshu_order() int i,j; system(cls); if(sum=0) printf(*no mes

37、sage*n_press any key return_);getch();return; for(i=0;isum;i+) for(j=i+1;jstj.score.gaoshu) stsum+1=sti;sti=stj;stj=stsum+1; printf(gaoshu score order from min to maxn); for(i=0;isum;i+) print1; printf(n%dth students mssagen,i+1); print1;printf(n); PRINT0; 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - -

38、- - - - - - - 名师精心整理 - - - - - - - 第 11 页，共 16 页 - - - - - - - - - PRINT1; PRINT2; getch();system(cls); print1; printf(ntotle num :%dnpress any key return to menun,sum); print1; bioskey(0); /*yingyu score order*/ yingyu_order() int i,j; system(cls); if(sum=0) printf(*no message*n_press any key retur

39、n_);getch();return; for(i=0;isum;i+) for(j=i+1;jstj.score.yingyu) stsum+1=sti;sti=stj;stj=stsum+1; printf(yingyu score order from min to maxn); for(i=0;isum;i+) print1; printf(n%dth students mssagen,i+1); print1;printf(n); PRINT0; PRINT1; PRINT2; getch();system(cls); print1; printf(ntotle num :%dnpr

40、ess any key return to menun,sum); print1; bioskey(0); /*tiyu score order*/ tiyu_order() int i,j; system(cls); if(sum=0) printf(*no message*n_press any key return_);getch();return; for(i=0;isum;i+) for(j=i+1;jstj.score.tiyu) stsum+1=sti;sti=stj;stj=stsum+1; 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - -

41、- - - - - - - 名师精心整理 - - - - - - - 第 12 页，共 16 页 - - - - - - - - - printf(yitu order from min to maxn); for(i=0;isum;i+) print1; printf(n%dth students mssagen,i+1); print1;printf(n); PRINT0; PRINT1; PRINT2; getch();system(cls); print1; printf(ntotle num :%dnpress any key return to menun,sum); print1

42、; bioskey(0); /*average score order*/ average_order() int i,j; system(cls); if(sum=0) printf(*no message*n_press any key return_);getch();return; for(i=0;isum;i+) for(j=i+1;jstj.score.wuli) stsum+1=sti;sti=stj;stj=stsum+1; printf(average score order from min to maxn); for(i=0;isum;i+) print1; printf

43、(n%dth students mssagen,i+1); print1;printf(n); PRINT0; PRINT1; PRINT2; getch();system(cls); print1; printf(ntotle num :%dnpress any key return to menun,sum); print1; bioskey(0); /*order message*/ order_message() int chioce; dosystem(cls); 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精

44、心整理 - - - - - - - 第 13 页，共 16 页 - - - - - - - - - printf(*choose 0-6*nn); printf( 1:grade ordernn); printf( 2:wuli score ordernn); printf( 3:gaoshu score ordern n); printf( 4:ying yu score ordernn); printf( 5:tiyu score ordernn); printf( 6:average score ordernn); printf( 0:back menunn); scanf(%d,&ch

45、ioce); switch(chioce) case 1: grade_order();break; case 2: wuli_order();break; case 3: gaoshu_order();break; case 4: yingyu_order();break; case 5: tiyu_order();break; case 6: average_order();break; case 0:break; while(chioce!=0); /*answer secretory*/ mima_message() int flag; char answer10; char secr

46、et10=abcd;flag=2; dosystem(cls); printf(n_mi ma wei abcd_nn); printf(_qing shu ru mi ma:); scanf(%s,answer);getchar(); if(strcmp(secret,answer)=0) flag=1;printf(nn =throngh=nnn); printf(_press any key into next:n);bioskey(0); else flag=0;printf(_input error:n); printf(_press any key to return:n); bi

47、oskey(0); while(flag!=1); /*read message*/ read_message() int i; 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 14 页，共 16 页 - - - - - - - - - system(cls); if(sum=0) printf(without messagen);getch();return; for(i=0;isum;i+) system(cls); print1; printf(n%dth students m

48、ssagen,i+1); print1;printf(n); PRINT0; PRINT1; PRINT2; printf(n*press any key -show the next one*n ); getch(); printf(_totle num :%d_n,sum); printf(_press any key return_n); bioskey(0); /*/ main() int chioce,flag; mima_message(); dosystem(cls);chioce=9; printf(*n); printf(*welcome to system of manag

49、ing students*n); printf(*nn); printf(-choose 0-8-nn); printf( 1:write messagenn); printf( 2:add messagenn); printf( 3:inqiure namenn); printf( 4:change messagenn); printf( 5:insert messagenn); printf( 6:order messagenn); printf( 7:delete messagenn); printf( 8:read messaegnn); printf( 0:*exit*nn); sc

50、anf(%d,&chioce);getchar(); switch(chioce) case 1: write_message();break; case 2: add_message();break; case 3: inqiure_message();break; case 4: change_message();break; 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 15 页，共 16 页 - - - - - - - - - case 5: insert_message(