C++学生信息管理系统
本文实例为大家分享了C++学生信息管理系统源码,供大家参考,具体内容如下
1.tea_list.c
#include<stdio.h> #include<stdlib.h> #include<string.h> #include"teacher.h" intsq_tea; PTEAhead=NULL; FILE*fp; inttea_llopen(constchar*path)//打开文件 { fp=fopen(path,"r"); if(fp==NULL){ perror("openfail"); return-1;} #ifdefDEBUG printf("debug--001"); #endif PTEAp; intret; while(p) { p=malloc(sizeof(TEA)); if(p==NULL){ perror("申请空间不够"); return-1;} ret=fscanf(fp,"%d%d%d%s%s", &p->id,&p->age,&p->wages,p->name,p->passwd); if(ret<=0)break; if(head==NULL){ p->next=NULL; p->pre=NULL; head=p;} else{ p->next=head; p->pre=NULL; head->pre=p; head=p;} } return0; } #if1 inttea_llshow()//显示 { if(head==NULL) return-1; PTEAp=head; printf("工号\t年龄\t工资\t姓名\n"); while(p) { printf("%d\t%d\t%d\t%s\n", p->id,p->age,p->wages,p->name); p=p->next; } return0; } PTEAtea_llcheck(PTEAa)//查找 { printf("输入查找教师工号\n"); intid; scanf("%d",&id); while(getchar()!='\n'); PTEAp; p=head; while(p) { if(p->id==id){ printf("工号\t年龄\t薪水\t姓名\n"); printf("%d\t%d\t%d\t%s\n",p->id,p->age,p->wages,p->name); break; } p=p->next; } if(p==NULL){ printf("未找到该教师\n"); printf("是否继续查找y/n\n"); charch; getchar(); ch=getchar(); if((ch=='y')||(ch=='Y')) tea_llcheck(p); else returnNULL; } return0; } #endif #if1 inttea_lladd(PTEAb)//增加老师信息 { #ifdef_DEBUG_ printf("debug-001\n"); #endif PTEAp; charch; p=malloc(sizeof(TEA)); if(p==NULL){ perror("申请空间不够\n"); return-1;} printf("请输入添加老师的信息\n工号\t年龄\t薪水\t姓名\t密码\n"); scanf("%d%d%d%s",&p->id,&p->age,&p->wages,p->name,p->passwd); while(getchar()!='\n'); if(p==NULL) return-1; if(head==NULL)//说明链表为空,加入成第一个 {p->next=NULL; p->pre=NULL; head->pre=p; head=p; } else{ p->next=head; p->pre=NULL; head->pre=p; head=p; } /*fprintf(fp,"%d\t%d\t%d\t%s\n",p->id,p->age,p->wages,p->name); fclose(fp); fopen("teacher.txt","a+"); */ return0; } #endif #if1 inttea_lldelete(PTEAa)//删除老师 {intkey; printf("请输入要删除的老师的工号\n"); scanf("%d",&key); while(getchar()!='\n'); PTEAp; PTEAq; p=head; while(p) {if(p->id==key) { if((p==head)&&(head->next!=NULL)) {head=head->next; head->pre=NULL; #ifdef_DEBUG_ printf("case1\n"); #endif } elseif((p==head)&&(head->next==NULL)) {head=NULL; #ifdef_DEBUG_ printf("case2\n"); #endif } elseif((p!=head)&&(p->next!=NULL)) {p->pre->next=p->next; p->next->pre=p->pre; #ifdef_DEBUG_ printf("case3\n");I #endif } else{p->pre->next=NULL; #ifdef_DEBUG_ printf("case4\n"); #endif } break; } p=p->next; } free(p); if(p==NULL) printf("未找到该教师"); /*fp=fopen("teacher.txt","r+"); while(p){ fprintf(fp,"%d\t%d\t%d\t%s\n",p->id,p->age,p->wages,p->name); p=p->next; } fclose(fp); tea_llopen; */} #endif #if1 inttea_llchange()//修改老师信息 { PTEAp; printf("\n输入工号"); intkey; scanf("%d",&key); while(getchar()!='\n'); p=head; while(p) { if(p->id==key){ printf("工号\t年龄\t薪水\t姓名\n"); scanf("%d%d%d%s%s", &p->id,&p->age,&p->wages,p->name,p->passwd); while(getchar()!='\n'); break; } p=p->next;} p=head; printf("修改之后为\n"); printf("学号\t年龄\t数学\t英语\t语文\t班级\t姓名\t密码\n"); while(p) { printf("%d\t%d\t%d\t%s\t%s\n", p->id,p->age,p->wages,p->name,p->passwd); p=p->next; } return0; } #endif #if1 PTEAtea_check_id()//校验老师用户名 { PTEAp; p=head; intid; charch; printf("请输入您的工号:"); scanf("%d",&id); while(getchar()!='\n'); while(p) { if(p->id==id){ returnp; } p=p->next; } if(p==NULL){ printf("找不到该用户\n"); printf("是否重试?[y/n]\n"); //scanf("%c",&ch); //getchar(); ch=getchar(); if((ch=='y')||(ch=='Y')) tea_check_id(); else menu(); } } #endif #if1 PTEAtea_check_passwd()//校验老师密码 { PTEAp; p=tea_check_id(); charpasswd[20]; charch; printf("请输入密码:"); scanf("%s",passwd); while(getchar()!='\n'); if(strcmp(p->passwd,passwd)==0) { sq_tea=p->id; #ifdef_DEBUG_ printf("================%d\n",p->id); printf("================%d\n",sq_tea); getchar(); getchar(); #endif returnp; }else{ printf("密码不正确\n"); printf("是否重新输入[y/n]\n"); //getchar(); ch=getchar(); while(getchar()!='\n'); if((ch=='y')||(ch=='Y')) tea_check_passwd(); else menu(); } returnNULL; } #endif #if1 inttea_change_passwd() { PTEAp; p=tea_check_passwd(); charnew_passwd[20]; charnew[20]; charch; printf("请输入新密码:"); scanf("%s",new_passwd); while(getchar()!='\n'); printf("请再次输入新密码:"); scanf("%s",new); while(getchar()!='\n'); if(strcmp(new_passwd,new)==0) { strcpy(p->passwd,new_passwd); printf("密码修改成功!\n"); //tea_write(); } else { printf("密码输入错误\n"); printf("是否重试[y/n]\n"); //getchar(); ch=getchar(); while(getchar()!='\n'); if((ch=='y')||(ch=='Y')) tea_change_passwd(); else exit(1); } return0; } #endif #if1 inttea_lookme() { PTEAp; p=head; while(p){ if(p->id==sq_tea){ printf("工号\t年龄\t薪水\t姓名\t密码\n"); printf("%d\t%d\t%d\t%s\n%s\n", p->id,p->age,p->wages,p->name,p->passwd); } p=p->next; } return0; } #endif #if1 inttea_write() { PTEAp; //PTEAhead; FILE*fp; p=head; fp=fopen("teacher.txt","w+"); while(p) { fprintf(fp, "%d\t%d\t%d\t%s\t%s\n", p->id,p->age,p->wages,p->name,p->passwd); p=p->next; } return0; } #endif #if0 intmain(intargc,char*argv[]) { if(argc<2){ printf("execulterror"); return-1;} intret; PTEAp; ret=tea_llopen(argv[1]); if(ret<0){ printf("listisend\n"); return-1;} //tea_llshow(head); //intid; /*p=tea_llcheck(); printf("%d\t%d\t%d\t%s\n", p->id,p->age,p->wages,p->name); *///tea_llshow(); //tea_lladd(head); //tea_llshow(head); //tea_lldelete(head); //tea_llshow(head); tea_llcheck(head); return0; } #endif
2.stu_list.c
#include<stdio.h> #include<stdlib.h> #include<string.h> #include"student.h" PSTUhead1=NULL; intsq_stu; #if1 FILE*fp; intstu_llopen(char*path)//打开文件 { fp=fopen(path,"r"); if(fp==NULL){ perror("openfail"); return-1;} #ifdef_DEBUG_ printf("opensusess\n"); #endif PSTUp; intret; while(p) { #ifdef_DEBUG_ perror("while-time\n"); #endif p=malloc(sizeof(STU)); if(p==NULL){ printf("申请空间不够"); return-1;} ret=fscanf(fp,"%d%d%d%d%d%d%s%s", &p->id,&p->age,&p->math,&p->english, &p->chinese,&p->class,p->name,p->passwd); #ifdef_DEBUG_ printf("retisok\n"); #endif if(ret<=0){ #ifdef_DEBUG_ printf("listisend\n"); #endif break; } if(head1==NULL){ p->next=NULL; p->pre=NULL; head1=p;} else{ p->next=head1; p->pre=NULL; head1->pre=p; head1=p;} } return0; } #endif intstu_llshow()//显示 { //FILE*fp; if(head1==NULL) return-1; PSTUp=head1; printf("学号\t年龄\t数学\t英语\t语文\t班级\t姓名\n"); while(p) { printf("%d\t%d\t%d\t%d\t%d\t%d\t%s\n", p->id,p->age,p->math,p->english,p->chinese, p->class,p->name); p=p->next; } //fflush(stdout); return0; } intstu_llcheck()//查找 { printf("\n输入查找学号\n"); intkey; scanf("%d",&key); while(getchar()!='\n'); PSTUp; p=head1; if(head1==NULL) { printf("打开链表失败"); return-1; } while(p) { if(p->id==key){ #ifdef_DEBUG_ printf("whilep"); #endif printf("%d\t%d\t%d\t%d\t%d\t%d\t%s\n", p->id,p->age,p->math,p->english,p->chinese, p->class,p->name); break; } p=p->next; } if(p==NULL){ printf("未找到该学生"); printf("是否继续查找y/n"); charch; ch=getchar(); while(getchar()!='\n'); if((ch='y')||(ch=='Y')) stu_llcheck(); elseexit(1); } return0; } int__stu_lladd(PSTUp)//被调用添加 { if(p==NULL)return-1; if(head1==NULL){ p->next=NULL; p->pre=NULL; head1->pre=p; head1=p;} else{ p->next=head1; p->pre=NULL; head1->pre=p; head1=p;} return0; } intstu_lladd()//添加 { PSTUp; p=malloc(sizeof(STU)); if(p==NULL)return-1; printf("\n输入添加学生信息\n\n"); printf("学号\t年龄\t数学\t英语\t语文\t班级\t姓名\t密码\n"); scanf("%d%d%d%d%d%d%s", &p->id,&p->age,&p->math,&p->english, &p->chinese,&p->class,p->name,p->passwd); __stu_lladd(p); /*fprintf(fp, "%d\t%d\t%d\t%d\t%d\t%d\t%s\n", p->id,p->age,p->math,p->english,p->chinese,p->class,p->name); fclose(fp); fp=fopen("student.txt","r"); */ return0; } #if1 int__stu_lldelete(intid)//被调用的删除 { PSTUp; PSTUq=NULL; p=head1; while(p) { if(p->id==id){ if(p==head1){ if(head1->next){ head1=head1->next; head1->pre=NULL;} else{ head1=NULL;} } else{ if(p->next){ p->pre->next=p->next; p->next->pre=p->pre;} else{ p->pre->next=NULL;} } break; } p=p->next; } if(p==NULL){ printf("未找到该学生\n"); } free(p); /*fclose(fp); p=head1; fp=fopen("student.txt","w+"); while(p){ fprintf(fp, "%d\t%d\t%d\t%d\t%d\t%d\t%s\n", p->id,p->age,p->math,p->english,p->chinese,p->class,p->name); p=p->next; } fclose(fp); fp=fopen("student.txt","r"); p=head1; stu_llopen(""); */} intstu_lldelete()//删除 { intid; PSTUp; printf("\n输入删除学号\n"); scanf("%d",&id); while(getchar()!='\n'); return__stu_lldelete(id); } #endif #if1 intstu_llchange()//修改 { PSTUp; printf("\n输入修改学号"); intkey; scanf("%d",&key); while(getchar()!='\n'); p=head1; while(p) { if(p->id==key){ printf("学号\t年龄\t数学\t英语\t语文\t班级\t姓名\t密码\n"); scanf("%d%d%d%d%d%d%s%s", &p->id,&p->age,&p->math,&p->english, &p->chinese,&p->class,p->name,p->passwd); break; } p=p->next;} /*fprintf(fp, "%d\t%d\t%d\t%d\t%d\t%s\t%d\n", p->id,p->age,p->math,p->english,p->chinese,p->name,p->class); printf("学号\t年龄\t数学\t英语\t语文\t姓名\t班级"); */p=head1; printf("修改之后为\n"); printf("学号\t年龄\t数学\t英语\t语文\t班级\t姓名\n"); while(p) { printf("%d\t%d\t%d\t%d\t%d\t%d\t%s\n", p->id,p->age,p->math,p->english,p->chinese, p->class,p->name); p=p->next; } return0; } #endif #if1//排序 intstu_sort() { PSTUp; //p->sum==(p->math+p->english+p->chinese); PSTUnew_head1=NULL; PSTUq=NULL,max=head1,prev; printf("按照总成绩排序\n"); while(head1) { //1,找到最大分数的节点地址 max=head1; prev=q=NULL; p=head1; while(p) { if((p->math+p->english+p->chinese)>(max->math+max->english+max->chinese)) { max=p; prev=q; } q=p; p=p->next; } if(prev){ prev->next=max->next; }else{ head1=head1->next; } //3,把该节点头插到新链表头指针 max->next=new_head1; new_head1=max; } head1=max; stu_llshow(); return0; } #endif #if1 PSTUstu_check_id()//校验学生用户名 { PSTUp; p=head1; intid; charch; printf("请输入您的学号:"); scanf("%d",&id); while(getchar()!='\n'); while(p) { if(p->id==id){ returnp; } p=p->next; } printf("找到该用户\n"); if(p==NULL){ printf("找不到该用户\n"); printf("是否重试?[y/n]\n"); ch=getchar(); while(getchar()!='\0'); if((ch=='y')||(ch=='Y')) stu_check_id(); else menu(); } } #endif #if1 PSTUstu_check_passwd()//校验学生密码 { PSTUp; p=stu_check_id(); charpasswd[20]; charch; printf("请输入密码:"); scanf("%s",passwd); while(getchar()!='\n'); if(strcmp(p->passwd,passwd)==0) { sq_stu=p->id; returnp; }else{ printf("密码不正确\n"); printf("是否重新输入[y/n]\n"); ch=getchar(); while(getchar()!='\n'); if((ch=='y')||(ch=='Y')) stu_check_passwd(); else menu(); } returnNULL; } #endif #if1 intstu_change_passwd() { PSTUp; p=stu_check_passwd(); //p->passwd=1234; charnew_passwd[20]; charnew[20]; charch; printf("请输入新密码:"); scanf("%s",new_passwd); while(getchar()!='\n'); printf("请再次输入新密码:"); scanf("%s",new); while(getchar()!='\n'); if(strcmp(new_passwd,new)==0) { strcpy(p->passwd,new_passwd); printf("密码修改成功!\n"); } else { printf("密码输入错误\n"); printf("是否重试[y/n]\n"); ch=getchar(); while(getchar()!='\n'); if((ch=='y')||(ch=='Y')) stu_change_passwd(); else student_menu(); } return0; } #endif #if1 intstu_lookme() { PSTUp; p=head1; #ifdef_DEBUG_ printf("%d\n",sq_stu); #endif while(p){ if(p->id==sq_stu){ printf("学号\t年龄\t数学\t英语\t语文\t班级\t姓名\t密码\n"); printf("%d\t%d\t%d\t%d\t%d\t%d\t%s\t%s\n", p->id,p->age,p->math,p->english,p->chinese,p->class,p->name,p->passwd); }p=p->next; } return0; } #endif #if1 intstu_write() { PSTUp; FILE*fp; //PSTUhead1; p=head1; fp=fopen("student.txt","w"); while(p) { fprintf(fp, "%d\t%d\t%d\t%d\t%d\t%d\t%s\t%s\n", p->id,p->age,p->math,p->english,p->chinese,p->class,p->name,p->passwd); p=p->next; } return0; } #endif #if1 voidstu_check_class() { intclass; PSTUp; inti=0; p=head1; printf("请输入您要查找的班级:\n"); scanf("%d",&class); while(getchar()!='\n'); while(p){ if(p->class==class){ printf("%d\t%d\t%d\t%d\t%d\t%d\t%s\n", p->id,p->age,p->math,p->english,p->chinese, p->class,p->name); i++;} p=p->next; } if((p==NULL)&&(i==0)) printf("未找到该班级\n"); } #endif #if0 intmain(intargc,char*argv[]) { /*if(argc<2){ printf("execulterror"); return-1;} */intret; PSTUp; ret=stu_llopen("student.txt"); if(ret<0){ printf("创建失败\n"); return-1;} printf("debug-000\n"); //intid; stu_llshow(); //stu_lldelete(); //stu_llcheck(); //stu_llshow(); stu_check_class(); //stu_llchange(); //sleep(1); //stu_llshow(); //stu_sort(); //stu_llshow(); return0; } #endif
3.student.txt
1002 25 10090 85 1 s1 000
1003 25 10790 84 1 s1 000
1004 25 10090 80 1 s1 000
1005 25 10790 80 1 s1 000
1006 25 10090 80 1 s1 000
1007 25 10890 80 1 s1 000
1008 25 10078 80 1 s1 000
1009 25 10090 80 1 s1 000
1010 25 10045 80 1 s1 000
1012 25 90 90 80 1 s1 000
4.teacher.txt
10002 75 4500 wang2 000
10003 75 4500 wang3 000
10004 75 4500 wang4 000
10005 75 4500 wang5 000
10006 75 4500 wang6 000
10007 75 4500 wang7 000
10008 75 4500 wang8 000
10009 75 4500 wang9 000
10010 75 4500 wang10 000
10011 75 4500 wang11 000
10012 75 4500 wang12 000
10013 75 4500 wang13 000
10014 75 4500 wang14 000
10015 75 4500 wang15 000
10016 75 4500 wang16 000
10017 75 4500 wang17 000
10018 75 4500 wang18 000
5.menu.c
#include"student.h" #include"teacher.h" #if1 voidadmin_menu_1() { charu[20]=""; charu1[20]="admin"; charp[20]=""; charp1[20]="admin"; while(1) { printf("管理员用户名\n"); scanf("%s",u); while(getchar()!='\n'); printf("管理员密码\n"); scanf("%s",p); while(getchar()!='\n'); if(strcmp(u,u1)==0&&strcmp(p,p1)==0) admin_menu_2(); else printf("输入用户名或密码不正确,是否重试y/n\n"); charch; ch=getchar(); while(getchar()!='\n'); if((ch=='y')||(ch=='Y')) admin_menu_1(); else menu(); } } #endif #if1 voidadmin_menu_2(){ while(1) {system("clear"); printf("\n\n\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t*1.管理老师*\n"); printf("\t\t\t\t*2.管理学生*\n"); printf("\t\t\t\t*0.返回*\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t请输入数字选择\n"); charch; ch=getchar(); while(getchar()!='\n'); switch(ch) { case'1': admin_menu_2_1(); break; case'2': admin_menu_2_2(); break; case'0': menu(); default: admin_menu_2(); break; } } } #endif #if1 voidteacher_menu() { tea_check_passwd(); charch; while(1) { printf("\n\n\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t*1.查找学生信息*\n"); printf("\t\t\t\t*2.按总成绩排名*\n"); printf("\t\t\t\t*3.修改老师密码*\n"); printf("\t\t\t\t*4.查看我的信息*\n"); printf("\t\t\t\t*5.按照班级查找学生*\n"); printf("\t\t\t\t*0.返回*\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t请输入数字选择\n"); ch=getchar(); while(getchar()!='\n'); switch(ch) { case'1': //admin_tea_delete();break; stu_llshow(); stu_llcheck(); break; case'2': stu_sort(); break; case'3': printf("修改老师密码\n"); tea_change_passwd(); break; case'4': printf("我的信息\n"); tea_lookme(); break; case'5': printf("按照班级查找\n"); stu_check_class(); break; case'0': menu(); default: printf("字符不符\n"); break; } } } #endif #if1 voidstudent_menu() { stu_check_passwd(); while(1) { printf("\n\n\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t*1.查询我的信息*\n"); printf("\t\t\t\t*2.修改学生密码*\n"); printf("\t\t\t\t*0.返回*\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t请输入数字选择\n"); charch; ch=getchar(); while(getchar()!='\n'); switch(ch) { case'1': printf("查询我的信息\n"); stu_lookme(); break; case'2': printf("修改密码\n"); stu_change_passwd(); break; case'0': menu();//break;//exit(0); default: printf("请输入\n"); break; } } } #endif #if1 voidmenu() { charch; while(1) {system("clear"); printf("\n\n\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t*欢迎进入学生管理系统*\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t*1.管理员登录*\n"); printf("\t\t\t\t*2.老师登录*\n"); printf("\t\t\t\t*3.学生登录*\n"); printf("\t\t\t\t*0.保存并退出*\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t请输入数字选择\n"); ch=getchar(); while(getchar()!='\n'); switch(ch) { case'1': admin_menu_1();break; case'2': teacher_menu();break; case'3': student_menu();break; case'0': tea_write(); stu_write(); exit(0);//break;//exit(0); default: printf("输入不存在的字符\n"); break; } } } #endif #if1 voidadmin_menu_2_1(){ while(1) { printf("\n\n\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t*1.删除老师*\n"); printf("\t\t\t\t*2.添加老师*\n"); printf("\t\t\t\t*3.查找老师*\n"); printf("\t\t\t\t*4.修改老师*\n"); printf("\t\t\t\t*5.查看全部老师*\n"); printf("\t\t\t\t*0.返回*\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t请输入数字选择\n"); charch; ch=getchar(); while(getchar()!='\n'); switch(ch) { case'1': //admin_tea_delete();break; printf("删除教师\n"); tea_llshow(); tea_lldelete(); break; case'2': printf("添加教师\n"); tea_lladd(); tea_llshow(); break; //admin_tea_add();break; case'3': printf("查找教师\n"); tea_llcheck(); break; //admin_tea_cheak();break; case'4': printf("修改老师\n"); tea_llchange(); break; case'5': printf("查看全部老师\n"); tea_llshow(); break; // case'0': admin_menu_2();//break;//exit(0); default: printf("字符不符\n"); break; } } } #endif #if1 voidadmin_menu_2_2(){ while(1) { printf("\n\n\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t*1.删除学生*\n"); printf("\t\t\t\t*2.添加学生*\n"); printf("\t\t\t\t*3.查找学生*\n"); printf("\t\t\t\t*4.修改学生*\n"); printf("\t\t\t\t*5.查看全部学生*\n"); printf("\t\t\t\t*0.返回*\n"); printf("\t\t\t\t******************************\n"); printf("\t\t\t\t请输入数字选择\n"); charch; ch=getchar(); while(getchar()!='\n'); switch(ch) { case'1': printf("删除学生"); stu_llshow(); stu_lldelete(); stu_llshow(); break; case'2': printf("添加学生\n"); stu_lladd(); stu_llshow(); break; case'3': printf("查找学生\n"); stu_llcheck(); break; case'4': printf("修改学生\n"); stu_llchange(); break; case'5': printf("查看全部学生\n"); stu_llshow(); break; case'0': admin_menu_2(); default: printf("请选择\n"); break; } } } #endif #if1 intmain() { stu_llopen(FILENAME1); tea_llopen(FILENAME); #ifdef_DEBUG_ stu_llshow(); tea_llshow(); #endif sleep(1); system("clear"); menu(); } #endif
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