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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <windows.h>
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#include <time.h>
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#include <conio.h>
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//#include <unistd.h>
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#include "head.h"
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/* run this program using the console pauser or add your own getch, system("pause") or input loop */
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int num=0;//当前数组中存储的数据量
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struct node{
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char stnum[20];
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char stname[20];
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char sex[8];
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int age;
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char detail[100];
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}student[1000];
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int main(int argc, char *argv[]) {
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if(!login())return 0;
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menus();
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char choice;
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while(1){
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printf("请输入正确选项!\n");
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choice=getch();
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system("cls");
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switch(choice){
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case '1':
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input();
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end();
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break;
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case '2':
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display();
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break;
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case '3':
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printf("\a保存后将退出系统\n是否继续？\n继续则输入'Y'\n按其他任意键取消\n");
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char ch;
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ch=getch();
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if(ch=='Y'){
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save();
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out();
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return 0;
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}
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break;
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case '4':
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if(my_delete()!=1){
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out();
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return 0;
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}
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break;
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case '5':
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if(alter()!=1){
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out();
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return 0;
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}
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break;
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case '6':
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demand();
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break;
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case '7':
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if(cpassword()!=1){
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out();
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return 0;
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}
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break;
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case '8':
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out();
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return 0;
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default:
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system("cls");
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end();
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break;
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}
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system("cls");
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menus();
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}
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return 0;
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}
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void out()
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{
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system("cls");
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printf("本次使用到此结束！\n即将退出程序！\n");
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for(int i=3;i>0;i--){
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printf("%d秒后退出程序！\n",i);
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Sleep(1000);
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}
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}
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void menus()
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{
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printf("\t\t\t\t**********请选择系统功能选项**************\n");
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printf("\t\t\t\t*--------1 学生基本信息录入--------------*\n");
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printf("\t\t\t\t*--------2 学生基本信息显示--------------*\n");
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printf("\t\t\t\t*--------3 学生基本信息保存--------------*\n");
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printf("\t\t\t\t*---4 学生基本信息删除(此选项须输入密码)-*\n");
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printf("\t\t\t\t*---5 学生基本信息修改(此选项须输入密码)-*\n");
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printf("\t\t\t\t*--------6 学生基本信息查询--------------*\n");
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printf("\t\t\t\t*------------7 密码修改------------------*\n");
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printf("\t\t\t\t*------------8 退出系统------------------*\n");
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printf("\t\t\t\t******************************************\n\n");
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}
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void input()
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{
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int n=0;
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char c='0';
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int falg=1;
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printf("请输入你要录入的学生信息数：\n");
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do{
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c=getch();
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if(c>'9'||c<'0'){
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printf("数值非法！！！\n请重新输入！\n");
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}
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}while(c>'9'||c<'0');
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n=c-'0';
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printf("你选择录入%d名学生！\n",n);
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if(num+n+1>=1000){
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printf("本次录入只能录入%d名学生！\n",1000-num-1);
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falg=0;
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}
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for(int i=num;i<n+num;i++){
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if(i==num)printf("请输入学生基本信息！\n");
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if(!falg){
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printf("您还可以录入%d名学生！",1000-i-1);
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scanf("%s %s %s %d %s",&student[i].stnum,&student[i].stname,&student[i].sex,&student[i].age,&student[i].detail);
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}else{
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scanf("%s %s %s %d %s",&student[i].stnum,&student[i].stname,&student[i].sex,&student[i].age,&student[i].detail);
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}
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if(i!=n+num-1)printf("请输入下一名学生基本信息！\n");
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}
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if(!falg)num=1000;
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else num+=n;
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printf("录入成功！\a\n");
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Sleep(1000);
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}
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void display()
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{
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struct node tem[1000];
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int i=0;
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printf("已保存的学生基本信息：\n");
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FILE *fp=fopen("data.txt","r");
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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printf("学号:%-12s姓名:%-8s\t性别:%-4s\t年龄:%-4d\t备注:%-4s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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i++;
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}
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fclose(fp);
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end();
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}
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void save()
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{
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FILE *fp;
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fp=fopen("data.txt","a+");
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if(fp==NULL){
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printf("文件打开失败！\n即将返回菜单\n");
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return ;
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}
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for(int i=0;i<num;i++){
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fprintf(fp,"%s\t%s\t%s\t%d\t%s\n",student[i].stnum,student[i].stname,student[i].sex,student[i].age,student[i].detail);
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}
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printf("已录入%d名学生基本信息！\a\n",num);
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Sleep(1000);
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int c=fclose(fp);
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if(c!=0){
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printf("文件打开失败！\n");
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}
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}
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int my_delete()
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{
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display();
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if(password()==0)return 0;
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struct node tem[1000];
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FILE *fp=fopen("data.txt","r");
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FILE *out=fopen("data2.txt","w");
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int i=0;
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char s[20];
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printf("仅支持按学号删除！！\n");
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printf("请输入您所要删除的信息的相关学号：");
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scanf("%s",s);
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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if(strcmp(s,tem[i].stnum)!=0)fprintf(out,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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i++;
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}
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fclose(fp);
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fclose(out);
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unlink("data.txt");
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rename("data2.txt","data.txt");
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printf("删除完成！\a");
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Sleep(500);
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system("cls");
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return 1;
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}
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int alter()
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{
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display();
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if(password()==0)return 0;
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struct node tem[1000];
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FILE *fp;
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fp=fopen("data.txt","r");
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FILE *ou;
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ou=fopen("data2.txt","w");
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int i=0;
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char s[20];
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char t[20];
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int d;
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printf("仅支持按学号修改！！\n");
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printf("请输入您所要修改的信息的相关学号：");
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scanf("%s",s);
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system("cls");
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_menus2();
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printf("请选择你的选项！\n");
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char cho;
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cho=getch();
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printf("\n请输入数据：");
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switch (cho){
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case '1':
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scanf("%s",t);
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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if(strcmp(s,tem[i].stnum)==0)
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{
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fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",t,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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printf("学号:%-12s姓名:%-8s\t性别:%-4s\t年龄:%-4d\t备注:%-4s\n",t,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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}
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else fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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i++;
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}
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break;
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case '2':
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scanf("%s",t);
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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if(strcmp(s,tem[i].stnum)==0)
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{
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fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,t,tem[i].sex,tem[i].age,tem[i].detail);
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printf("学号:%-12s姓名:%-8s\t性别:%-4s\t年龄:%-4d\t备注:%-4s\n",tem[i].stnum,t,tem[i].sex,tem[i].age,tem[i].detail);
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}
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else fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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i++;
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}
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break;
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case '3':
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scanf("%s",t);
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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if(strcmp(s,tem[i].stnum)==0)
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{
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fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,t,tem[i].age,tem[i].detail);
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printf("学号:%-12s姓名:%-8s\t性别:%-4s\t年龄:%-4d\t备注:%-4s\n",tem[i].stnum,tem[i].stname,t,tem[i].age,tem[i].detail);
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}
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else fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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i++;
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}
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break;
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case '4':
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scanf("%d",&d);
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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if(strcmp(s,tem[i].stnum)==0)
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{
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fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,d,tem[i].detail);
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printf("学号:%-12s姓名:%-8s\t性别:%-4s\t年龄:%-4d\t备注:%-4s\n",tem[i].stnum,tem[i].stname,tem[i].sex,d,tem[i].detail);
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}
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else fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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i++;
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}
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break;
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default:
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out();
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return 1;
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}
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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if(strcmp(s,tem[i].stnum)!=0)fprintf(ou,"%s\t%s\t%s\t%d\t%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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i++;
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}
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fclose(fp);
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fclose(ou);
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unlink("data.txt");
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rename("data2.txt","data.txt");
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printf("文件修改完成！\a");
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Sleep(2500);
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system("cls");
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return 1;
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}
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void demand()
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{
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int choice;
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while(1){
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while(1){
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system("cls");
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_menus();
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printf("请输入正确选项！\n");
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scanf("%d",&choice);
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if(choice<6&&choice>0)break;
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}
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struct node tem[1000];
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FILE *fp;
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fp=fopen("data.txt","r");
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if(fp==NULL){
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printf("文件打开失败！\n");
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end();
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return ;
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}
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int i=0;
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while(fscanf(fp,"%s%s%s%d%s",tem[i].stnum,tem[i].stname,tem[i].sex,&tem[i].age,tem[i].detail)!=EOF){
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i++;
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}
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fclose(fp);
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int sum=i;
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char d[20];
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int c;
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int fa=1;
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switch(choice){
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case 1:
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printf("请输入学号:");
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scanf("%s",d);
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printf("\n");
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for(int i=0;i<sum;i++){
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if(strcmp(d,tem[i].stnum)==0){
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printf("学号:%s\t姓名:%s\t性别:%s\t年龄:%d\t备注:%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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fa=0;
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}
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}
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end();
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break;
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case 2:
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printf("请输入姓名:");
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scanf("%s",d);
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printf("\n");
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for(int i=0;i<sum;i++){
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if(strcmp(d,tem[i].stname)==0){
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printf("学号:%s\t姓名:%s\t性别:%s\t年龄:%d\t备注:%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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fa=0;
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}
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}
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end();
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break;
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case 3:
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printf("请输入性别:");
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scanf("%s",d);
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printf("\n");
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for(int i=0;i<sum;i++){
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if(strcmp(d,tem[i].sex)==0){
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printf("学号:%s\t姓名:%s\t性别:%s\t年龄:%d\t备注:%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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fa=0;
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}
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}
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end();
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break;
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case 4:
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printf("请输入年龄:");
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scanf("%d",&c);
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printf("\n");
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for(int i=0;i<sum;i++){
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if(c==tem[i].age){
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printf("学号:%s\t姓名:%s\t性别:%s\t年龄:%d\t备注:%s\n",tem[i].stnum,tem[i].stname,tem[i].sex,tem[i].age,tem[i].detail);
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fa=0;
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}
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}
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end();
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break;
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case 5:
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return ;
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}
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if(fa==0)printf("此次查询无有效信息！\a\n");
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}
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}
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void _menus()
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{
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printf("\t\t\t\t\t********选择你需要的查询********\n");
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printf("\t\t\t\t\t*--------1 按学号查询----------*\n");
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printf("\t\t\t\t\t*--------2 按姓名查询----------*\n");
|
|
|
printf("\t\t\t\t\t*--------3 按性别查询----------*\n");
|
|
|
printf("\t\t\t\t\t*--------4 按年龄查询----------*\n");
|
|
|
printf("\t\t\t\t\t*--------5 退出查询------------*\n\n");
|
|
|
}
|
|
|
|
|
|
void _menus2()
|
|
|
{
|
|
|
printf("\t\t\t\t\t*********请选择修改方式*******\n");
|
|
|
printf("\t\t\t\t\t*--------1 修改学号----------*\n");
|
|
|
printf("\t\t\t\t\t*--------2 修改姓名----------*\n");
|
|
|
printf("\t\t\t\t\t*--------3 修改性别----------*\n");
|
|
|
printf("\t\t\t\t\t*--------4 修改年龄----------*\n");
|
|
|
printf("\t\t\t\t\t*--------5 退出--------------*\n\n");
|
|
|
}
|
|
|
|
|
|
|
|
|
void end()
|
|
|
{
|
|
|
char c;
|
|
|
printf("按任意键继续!\n");
|
|
|
c=getch();
|
|
|
}
|
|
|
|
|
|
int cpassword()
|
|
|
{
|
|
|
char mi[100];
|
|
|
char zhang[100];
|
|
|
char mi2[100];
|
|
|
char zhang2[100];
|
|
|
if(password()!=1){
|
|
|
return 0;
|
|
|
}
|
|
|
FILE *out;
|
|
|
out=fopen("user.txt","r");
|
|
|
fscanf(out,"%s",zhang2);
|
|
|
fclose(out);
|
|
|
FILE *fp;
|
|
|
fp=fopen("user.txt","w+");
|
|
|
if(fp==NULL){
|
|
|
printf("打开文件失败!\n");
|
|
|
}
|
|
|
do{
|
|
|
printf("请修改您的密码！\n");
|
|
|
scanf("%s",mi2);
|
|
|
printf("请确认您的密码！\n");
|
|
|
scanf("%s",mi);
|
|
|
if(!strcmp(mi,mi2)){
|
|
|
fseek(fp,0L,SEEK_SET);
|
|
|
fprintf(fp,"%s %s",zhang2,mi2);
|
|
|
break;
|
|
|
}
|
|
|
else printf("两次密码不匹配\n请重新输入!\n");
|
|
|
}while(strcmp(mi,mi2)==0);
|
|
|
printf("密码修改成功！\n");
|
|
|
fclose(fp);
|
|
|
printf("请重新登陆！\n");
|
|
|
Sleep(1000);
|
|
|
system("cls");
|
|
|
return login();
|
|
|
}
|
|
|
|
|
|
int login()
|
|
|
{
|
|
|
char mi[100];
|
|
|
char zhang[100];
|
|
|
char mi2[100];
|
|
|
char zhang2[100];
|
|
|
FILE *fp;
|
|
|
fp=fopen("user.txt","r");
|
|
|
if(fp==NULL){
|
|
|
printf("打开文件失败!\n");
|
|
|
}
|
|
|
fscanf(fp,"%s",zhang2);
|
|
|
fscanf(fp,"%s",mi2);
|
|
|
fclose(fp);
|
|
|
for(int i=0;i<3;i++){
|
|
|
printf("请输入您的账号：");
|
|
|
scanf("%s",zhang);
|
|
|
printf("\n");
|
|
|
printf("请输入您的密码：");
|
|
|
scanf("%s",mi);
|
|
|
printf("\n");
|
|
|
if(strcmp(mi,mi2)!=0||strcmp(zhang,zhang2)!=0){
|
|
|
system("cls");
|
|
|
printf("账号或密码输入错误！\n请重新输入！\n你还有%d次机会\n",3-i-1);
|
|
|
if(3-i-1==0){
|
|
|
printf("本次使用到此结束！\n");
|
|
|
printf("按任意键退出!\n");
|
|
|
getchar();
|
|
|
getchar();
|
|
|
return 0;
|
|
|
}
|
|
|
}else{
|
|
|
printf("欢迎使用本系统！\n");
|
|
|
end();
|
|
|
system("cls");
|
|
|
return 1;
|
|
|
}
|
|
|
}
|
|
|
end();
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
int password()
|
|
|
{
|
|
|
char mi[100];
|
|
|
char mi2[100];
|
|
|
char zhang2[100];
|
|
|
int fa=1;
|
|
|
FILE *fp;
|
|
|
fp=fopen("user.txt","r");
|
|
|
if(fp==NULL){
|
|
|
printf("打开文件失败!\n");
|
|
|
}
|
|
|
fscanf(fp,"%s",zhang2);
|
|
|
fscanf(fp,"%s",mi2);
|
|
|
fclose(fp);
|
|
|
while(1){
|
|
|
if(fa==1)printf("请输入密码！\n");
|
|
|
else printf("密码错误！\n\n请再次输入密码！\n");
|
|
|
scanf("%s",mi);
|
|
|
printf("%s\n",mi);
|
|
|
getchar();
|
|
|
if(fa>3){
|
|
|
char ch;
|
|
|
system("cls");
|
|
|
printf("是否取消修改密码？\n");
|
|
|
printf("若取消则输入Y\n任意键取消\n");
|
|
|
scanf("%c",&ch);
|
|
|
if(ch=='Y')return 0;
|
|
|
}
|
|
|
fa++;
|
|
|
if(strcmp(mi,mi2)==0){
|
|
|
system("cls");
|
|
|
printf("密码正确！\n");
|
|
|
Sleep(1000);
|
|
|
return 1;
|
|
|
}
|
|
|
}
|
|
|
return 0;
|
|
|
}
|
