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#include<windows.h>
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#include<stdlib.h>
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#include<string.h>
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#include<stdio.h>
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#define N 100
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struct student
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{
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char no[9];
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char name[25];
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char sex[10];
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int age;
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char jiguan[25];
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char xibie[25];
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char zhuanye[25];
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int ban;
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}stu[N];
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void menu()//菜单函数
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{
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int choice,w1;
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void add();
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void find();
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void shanchu();
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void change();
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void tongji();
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void read();
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void input();//函数声明
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do{
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puts("\t*********************");
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puts("\t 欢迎使用学籍管理系统");
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puts("\t 1,录入学生资料");
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puts("\t 2,查找学生资料");
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puts("\t 3,删除学生资料");
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puts("\t 4,修改学生资料");
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puts("\t 5,按学号或专业输出学生资料");
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puts("\t 6,查看所有学生资料");
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puts("\t 7,退出系统");
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puts("\t**********************");
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printf("想选择的功能");
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scanf("%d,&choice");
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if(choice<1||choice>8)
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{
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w1=1;
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system("cls");
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printf("菜单选择错误,请重新选择");
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}
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else w1=0;
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} while(w1==1);
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switch(choice)//根据用户的菜单选择调用相应的函数
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{
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case 1:
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add();
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break;
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case 2:
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find();
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break;
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case 3:
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shanchu();
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break;
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case 4:
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change();
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break;
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case 5:
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tongji();
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break;
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case 6:
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read();
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break;
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case 7:
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break;
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default:exit(0);
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}
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}
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int load()
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{
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FILE *fp;
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int i;
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if((fp=fopen("results.txt","rb"))==NULL)
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{
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printf("文件打开错误");
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return 0;
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}
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for(i=0;!feof(fp);i++)
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fread(&stu[i],sizeof(struct student),1,fp);
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fclose(fp);
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return (i-1);
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}
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//保存函数
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void save(int n)
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{
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int i;
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FILE *fp;
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if((fp=fopen("results.txt","wb"))==NULL)
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{
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printf("文件打开错误");
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}
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for(i=0;i<n;i++)
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fwrite(&stu[i],sizeof(struct student),1,fp);
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}
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//读出函数
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void read()
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{
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int n,m;
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n=load();
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printf("学号\t姓名\t性别\t年龄\t籍贯\t系别\t专业\t班级\t");
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for(m=0;m<n;m++)
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{
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printf("\n%s",stu[m].no);
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printf("\t%s",stu[m].name);
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printf("\t%s",stu[m].sex);
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printf("\t%d",stu[m].age);
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printf("\t%s",stu[m].jiguan);
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printf("\t%s",stu[m].xibie);
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printf("\t%s",stu[m].zhuanye);
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printf("\t%d",stu[m].ban);
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}
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{
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int xz,choice;//选择返回还是退出系统的变量
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do
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{
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printf("\n1-返回主菜单;2-退出系统\n");
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scanf("%d",&choice);
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if(choice<1||choice>2)
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{
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xz=1;
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system("cls");
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printf("输入错误,请重新选择\n");
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}
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else xz=0;
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} while(xz==1);
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switch(choice)
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{
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case 1:
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menu();
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break;//调用菜单函数
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case 2:
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exit(0);
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break;//退出系统
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}
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}
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}
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//录入学生信息
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void add()
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{
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FILE *fp;
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int n,i,m;
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n=load();
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if((fp=fopen("results.txt","wb"))==NULL)
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{
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printf("文件打开错误\n");
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exit(0);
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}
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printf("你想录入多少个学生信息");
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scanf("%d",&m);
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for(i=0;i<m;i++)
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{
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printf("\n学号:");
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scanf("%sm",stu[n+i].no);
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printf("姓名:");
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scanf("%s",stu[n+i].name);
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printf("性别:");
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scanf("%s",stu[n+i].sex);
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printf("年龄:");
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scanf("%d",&stu[n+i].age);
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printf("籍贯:");
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scanf("%s",stu[n+i].jiguan);
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printf("系别:");
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scanf("%s",stu[n+i].xibie);
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printf("专业:");
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scanf("%s",stu[n+i].zhuanye);
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printf("班级:");
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scanf("%d",&stu[n+i].ban);
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printf("输入完成");
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save(n+m);
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}
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for(i=0;i<m;i++)
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fwrite(&stu[i],sizeof(struct student),1,fp);
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for(i=0;i<m;i++)
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fwrite(&stu[i],sizeof(struct student),1,fp);
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fclose(fp);
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{
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int xz,choice;
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do
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{
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printf("\n1-返回主菜单;2-退出系统\n");
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scanf("%d",&choice);
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if(choice<1||choice>2)
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{
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xz=1;
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system("cls");
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printf("输入错误,请重新输入\n");
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}
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else xz=0;
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}while(xz==1);
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switch(choice)
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{
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case 1:
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menu();
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break;
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case 2:
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exit(0);
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break;
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}
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}
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}
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//查找函数
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void find()
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{
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int menu();
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int n,i;
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char m[9];
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n=load();
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printf("\t\t欢迎使用学号查找功能\n请输入你需要查找的学生的学号:");
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scanf("%s",&m);
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for(i=0;i<n;i++)
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{
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if(!strcmp(stu[i].no,m))
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{
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printf("学号\t姓名\t性别\t年龄\t籍贯\t系别\t专业\t班级\n");
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printf("%s",stu[i].no);
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printf("\t%s",stu[i].name);
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printf("\t%s",stu[i].sex);
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printf("\t%d",stu[i].age);
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printf("\t%s",stu[i].jiguan);
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printf("\t%s",stu[i].xibie);
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printf("\t%s",stu[i].zhuanye);
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printf("\t%d\n",stu[i].ban);
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}
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}
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{
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int xz,choice;
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do
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{
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printf("\n1-返回主菜单;2-退出系统\n");
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scanf("%d",&choice);
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if(choice<1||choice>2)
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{
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xz=1;
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system("cls");
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printf("输入错误,请重新选择\n");
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|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
else xz=0;
|
|
|
|
|
|
|
|
}while(xz==1);
|
|
|
|
|
|
|
|
switch(choice)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
case 1:
|
|
|
|
|
|
|
|
menu();
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 2:
|
|
|
|
|
|
|
|
exit(0);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
//修改函数
|
|
|
|
|
|
|
|
void change()
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
int n,i,j;
|
|
|
|
|
|
|
|
char m[9];
|
|
|
|
|
|
|
|
n=load();
|
|
|
|
|
|
|
|
printf("欢迎使用修改功能\n输入你要修改学生的学号:");
|
|
|
|
|
|
|
|
scanf("%s",&m);
|
|
|
|
|
|
|
|
for(i=0;i<n;i++)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if(!strcmp(stu[i].no,m))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
printf("你要修改的项目:\n1)学号2)姓名3)性别4)年龄5)籍贯6)系别7)专业8)班级\n");
|
|
|
|
|
|
|
|
printf("你选择的功能是:");
|
|
|
|
|
|
|
|
scanf("%d",&j);
|
|
|
|
|
|
|
|
switch(j)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
case 1:
|
|
|
|
|
|
|
|
printf("输入你修改后的学号:");
|
|
|
|
|
|
|
|
scanf("%s",stu[i].no);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 2:
|
|
|
|
|
|
|
|
printf("输入你修改后的姓名:");
|
|
|
|
|
|
|
|
scanf("%s",stu[i].name);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 3:
|
|
|
|
|
|
|
|
printf("输入你修改后的性别:");
|
|
|
|
|
|
|
|
scanf("%s",stu[i].sex);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 4:
|
|
|
|
|
|
|
|
printf("输入你修改后的年龄:");
|
|
|
|
|
|
|
|
scanf("%d",&stu[i].age);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 5:
|
|
|
|
|
|
|
|
printf("输入你修改后的籍贯:");
|
|
|
|
|
|
|
|
scanf("%s",stu[i].jiguan);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 6:
|
|
|
|
|
|
|
|
printf("输入你修改后的系别:");
|
|
|
|
|
|
|
|
scanf("%s",stu[i].xibie);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 7:
|
|
|
|
|
|
|
|
printf("输入你修改后的专业:");
|
|
|
|
|
|
|
|
scanf("%s",stu[i].zhuanye);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 8:
|
|
|
|
|
|
|
|
printf("输入你修改后的班级:");
|
|
|
|
|
|
|
|
scanf("%d",&stu[i].ban);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
|
|
|
printf("选择的功能错误\n");
|
|
|
|
|
|
|
|
int getch();
|
|
|
|
|
|
|
|
change();
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
save(n);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
int xz,choice;
|
|
|
|
|
|
|
|
do
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
printf("\n1-返回主菜单;2-退出系统\n");
|
|
|
|
|
|
|
|
scanf("%d",&choice);
|
|
|
|
|
|
|
|
if(choice<1||choice>2)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
xz=1;
|
|
|
|
|
|
|
|
system("cls");
|
|
|
|
|
|
|
|
printf("输入错误,请重新选择\n");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
else xz=0;
|
|
|
|
|
|
|
|
}while(xz==1);
|
|
|
|
|
|
|
|
switch(choice)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
case 1:
|
|
|
|
|
|
|
|
menu();
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 2:
|
|
|
|
|
|
|
|
exit(0);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
//统计函数
|
|
|
|
|
|
|
|
void tongji()
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
int k,i,n;
|
|
|
|
|
|
|
|
struct student t;
|
|
|
|
|
|
|
|
system("cls");
|
|
|
|
|
|
|
|
printf("学号 专业 籍贯\n");
|
|
|
|
|
|
|
|
for(k=0;k<n-1;k++)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
for(i=0;i<n-k-1;i++)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if(stu[i].no>stu[i+1].no)
|
|
|
|
|
|
|
|
t=stu[i];
|
|
|
|
|
|
|
|
stu[i]=stu[i+1];
|
|
|
|
|
|
|
|
stu[i+1]=t;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
for(i=0;i<n;i++)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if(stu[i].no!=0)
|
|
|
|
|
|
|
|
printf("%s %s %s",stu[i].no,stu[i].zhuanye,stu[i].jiguan);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
int xz,choice;
|
|
|
|
|
|
|
|
do
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
printf("\n1-返回菜单函数;2-退出系统\n");
|
|
|
|
|
|
|
|
scanf("%d",&choice);
|
|
|
|
|
|
|
|
if(choice<1||choice>2)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
xz=1;
|
|
|
|
|
|
|
|
system("cls");
|
|
|
|
|
|
|
|
printf("输入错误,请重新选择\n");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
else xz=0;
|
|
|
|
|
|
|
|
}while(xz==1);
|
|
|
|
|
|
|
|
switch(choice)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
case 1:
|
|
|
|
|
|
|
|
menu();
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 2:
|
|
|
|
|
|
|
|
exit(0);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
//删除函数
|
|
|
|
|
|
|
|
void shanchu()
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
int n,i,j;
|
|
|
|
|
|
|
|
char m[9];
|
|
|
|
|
|
|
|
n=load();
|
|
|
|
|
|
|
|
printf("输入你要删除学生的学号");
|
|
|
|
|
|
|
|
scanf("%s",&m);
|
|
|
|
|
|
|
|
for(i=0;i<n;i++)
|
|
|
|
|
|
|
|
if(!strcmp(stu[i].no,m))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
for(j=0;j<n-1;j++)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
strcpy(stu[j].no,stu[j+1].no);
|
|
|
|
|
|
|
|
strcpy(stu[j].name,stu[j+1].name);
|
|
|
|
|
|
|
|
stu[j].age=stu[j+1].age;
|
|
|
|
|
|
|
|
strcpy(stu[j].jiguan,stu[j+1].jiguan);
|
|
|
|
|
|
|
|
strcpy(stu[j].xibie,stu[j+1].xibie);
|
|
|
|
|
|
|
|
strcpy(stu[j].zhuanye,stu[j+1].zhuanye);
|
|
|
|
|
|
|
|
strcpy(stu[j].sex,stu[j+1].sex);
|
|
|
|
|
|
|
|
stu[j].ban=stu[j+1].ban;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
save(n-1);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
int xz,choice;
|
|
|
|
|
|
|
|
do
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
printf("\n1-返回主菜单;2-退出系统\n");
|
|
|
|
|
|
|
|
scanf("%d",&choice);
|
|
|
|
|
|
|
|
if(choice<1||choice>2)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
xz=1;system("cls");
|
|
|
|
|
|
|
|
printf("输入错误,请重新选择\n");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
else xz=0;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
} while(xz==1);
|
|
|
|
|
|
|
|
switch(choice)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
case 1:
|
|
|
|
|
|
|
|
menu();
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 2:
|
|
|
|
|
|
|
|
exit(0);
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
int main()
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
menu();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|