成绩管理系统-C++作业

怼烎@ 2022-12-13 15:28 128阅读 0赞

#define MATH 0
    #define CHINESE 1
    #define ENGLISH 2
    #define HIGHMATH 3
    #define BIGGESTSTUDENT 50
    #include <stdbool.h>
    #include <stdio.h>
    #include <stdlib.h>
    #include <string.h>
    #include <conio.h>
    #include <ctype.h>
    #include <windows.h>
    typedef struct
    { 
        int ID;
        char name[20];
        char sex[20];
        int score[4];
    } Student;
    //学生信息总表
    Student student[BIGGESTSTUDENT] = { 0};
    
    //总课表
    char AllCourse[4][100] = { "数学", "语文", "英语", "计算机"};
    bool PasswordVerify();
    //初始化程序读取数据总表
    void ReadStudentAllTable();
    //写入数据总表
    void WriteStudentAllTable();
    
    //输入学生信息
    void InputStudent();
    //通过姓名查找学生的信息结构体
    Student *SeekStudent(char *name);
    //通过ID查找学生的信息结构体
    Student *SeekStudent(int ID);
    //寻找总表空位
    Student *SeekVoidTable();
    
    //通过ID更改学生ID信息
    void ModifyStudentID(int oldID, int newID);
    //通过姓名更改学生ID信息
    void ModifyStudentID(char *oldname, int newID);
    
    //通过ID更改学生名字
    void ModifyStudentName(int ID, char *name);
    //通过名字更改学生名字
    void ModifyStudentName(char *oldname, char *newname);
    
    //通过ID更改更改学生性别
    void ModifyStudentSex(int ID, char *sex);
    //通过名字更改更改学生性别
    void ModifyStudentSex(char *name, char *sex);
    
    //通过ID更改更改成绩 课程参数
    //MATH 数学 CHINESE 汉语 ENGLISH 英语 HIGHMATH 计算机
    void ModifyStudentScore(int ID, int course, int score);
    //通过名字更改更改成绩
    void ModifyStudentScore(char *name, int course, int score);
    
    //显示所有学生成绩
    void ShowAllStudentScore();
    
    //学生通过ID查询成绩
    void ShowStudentScore(int ID);
    //学生通过姓名查询成绩
    void ShowStudentScore(char *name);
    
    //查询成绩名次
    void SeekStudentSort(int ID);
    
    //成绩排序输出
    //参数排序科目，4为总成绩排序
    void SortAllScore(int course);
    
    //统计各科分数段人数
    //参数统计科目，分数段 min<分数<=max，5为总成绩统计
    //返回该分数段人数
    int StatsCourseScore(float max, float min, int course);
    
    //统计杂七杂八的及格率什么的
    //参数排序科目，5为总成绩排序
    void StatsAll(int course);
    
    //通过ID修改基础信息
    void ModifyBaseInformation(int ID);
    
    //通过名字修改基础信息
    void ModifyBaseInformation(char *name);
    
    //通过ID修改成绩
    void ModifyScoreInformation(int ID);
    //通过姓名修改成绩
    void ModifyScoreInformation(char *name);
    
    //显示所有学生基本信息
    void ShowAllStudentInformation();
    
    void toxy(int x, int y); //将光标移动到X,Y坐标处
    void color(short x);     //设置颜色
    void over();             //退出
    //登陆
    void Login();
    //管理员菜单
    void RootMenu();
    //学生菜单
    void StudentMenu();
    //修改密码
    bool ModifyPassword();
    
    //修改学生个人或成绩信息
    void ModifyStudentInformationMenu();
    
    //初始化程序读取数据总表
    void ReadStudentAllTable()
    { 
        FILE *fp;                          //文件指针
        fp = fopen("./mysocre.txt", "rb"); //以追加的方式打开名字为mybook的二进制文件
        if (fp != NULL)
        { 
            if (fread(&student, sizeof(Student) * BIGGESTSTUDENT, 1, fp) != 1) //将p所指向的一段大小为N的内容存入fp所指向的文件中
            { 
                printf("配置文件错误");
            }
        }
        else
        { 
            printf("配置文件错误");
        }
        fclose(fp); //关闭文件
    }
    void color(short x)
    { 
        if (x >= 0 && x <= 15)
        { 
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), x);
        }
        else
        { 
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), x);
        }
    }
    
    void toxy(int x, int y) //将光标移动到X,Y坐标处
    { 
        COORD pos = { x, y};
        HANDLE Out = GetStdHandle(STD_OUTPUT_HANDLE);
        SetConsoleCursorPosition(Out, pos);
    }
    //写入数据总表
    void WriteStudentAllTable()
    { 
        FILE *fp; //文件指针
        fp = fopen("./mysocre.txt", "wb");
        if (fp == NULL)
        { 
            fclose(fp); //关闭文件
            fp = fopen("./mysocre.txt", "wb+");
        }
    
        if (fwrite(&student, sizeof(Student) * BIGGESTSTUDENT, 1, fp) != 1) //将p所指向的一段大小为N的内容存入fp所指向的文件中
        { 
            printf("写入配置文件错误");
        }
        fclose(fp); //关闭文件
    }
    
    //寻找总表空位
    Student *SeekVoidTable()
    { 
        for (int i = 0; i < 100; i++)
        { 
            if (student[i].ID == 0)
            { 
                return &student[i];
            }
        }
    }
    
    //输入学生信息
    void InputStudent()
    { 
        //Student *tempstu = SeekVoidTable();
        char i;
        for (; i != 27;)
        { 
            Student *tempstu = SeekVoidTable();
            printf("请输入学号：");
            scanf("%d", &tempstu->ID);
            printf("请输入姓名：");
            scanf("%s", tempstu->name);
            printf("请输入性别：");
            scanf("%s", tempstu->sex);
            printf("请输入数学：");
            scanf("%d", &tempstu->score[0]);
            printf("请输入语文：");
            scanf("%d", &tempstu->score[1]);
            printf("请输入英语：");
            scanf("%d", &tempstu->score[2]);
            printf("请输入计算机：");
            scanf("%d", &tempstu->score[3]);
            WriteStudentAllTable();
            printf("继续输入请按回车，结束输入请按Esc\n");
            i = getch();                //暂停程序当i接收后继续下一条指令
            for (; i != 13 && i != 27;) //保证只能是CR和ESC才能退出循环,输入其他字符无用，暂停程序，按'CR'继续。
                i = getch();
            //WriteStudentAllTable();
        }
    }
    
    //通过姓名查找学生的信息结构体
    Student *SeekStudent(char *name)
    { 
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            if (strcmp(student[i].name, name) == 0)
            { 
                return &student[i];
            }
        }
        return NULL;
    }
    
    //通过ID查找学生的信息结构体
    Student *SeekStudent(int ID)
    { 
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            if (student[i].ID == ID)
            { 
                return &student[i];
            }
        }
        return NULL;
    }
    
    //通过ID更改学生ID信息
    void ModifyStudentID(int oldID, int newID)
    { 
        Student *tempstu = SeekStudent(oldID);
        if (tempstu != NULL)
        { 
            tempstu->ID = newID;
            WriteStudentAllTable();
        }
    }
    //通过姓名更改学生ID信息
    void ModifyStudentID(char *oldname, int newID)
    { 
        Student *tempstu = SeekStudent(oldname);
        if (tempstu != NULL)
        { 
            tempstu->ID = newID;
            WriteStudentAllTable();
        }
    }
    
    //通过ID更改学生名字
    void ModifyStudentName(int ID, char *name)
    { 
        Student *tempstu = SeekStudent(ID);
        if (tempstu != NULL)
        { 
            memcpy(tempstu->name, name, sizeof(tempstu->name));
            WriteStudentAllTable();
        }
    }
    //通过名字更改学生名字
    void ModifyStudentName(char *oldname, char *newname)
    { 
        Student *tempstu = SeekStudent(oldname);
        if (tempstu != NULL)
        { 
            memcpy(tempstu->name, newname, sizeof(tempstu->name));
            WriteStudentAllTable();
        }
    }
    
    //通过ID更改更改学生性别
    void ModifyStudentSex(int ID, char *sex)
    { 
        Student *tempstu = SeekStudent(ID);
        if (tempstu != NULL)
        { 
            memcpy(tempstu->sex, sex, sizeof(tempstu->sex));
            WriteStudentAllTable();
        }
    }
    //通过名字更改更改学生性别
    void ModifyStudentSex(char *name, char *sex)
    { 
        Student *tempstu = SeekStudent(name);
        if (tempstu != NULL)
        { 
            memcpy(tempstu->name, name, sizeof(tempstu->name));
            WriteStudentAllTable();
        }
    }
    
    //通过ID更改更改成绩
    void ModifyStudentScore(int ID, int course, int score)
    { 
        Student *tempstu = SeekStudent(ID);
        if (tempstu != NULL)
        { 
            tempstu->score[course] = score;
            WriteStudentAllTable();
        }
        else
        { 
            printf("学生不存在");
        }
    }
    //通过名字更改更改成绩
    void ModifyStudentScore(char *name, int course, int score)
    { 
        Student *tempstu = SeekStudent(name);
        if (tempstu != NULL)
        { 
            tempstu->score[course] = score;
            WriteStudentAllTable();
        }
        else
        { 
            printf("学生不存在");
        }
    }
    
    //显示所有学生成绩
    void ShowAllStudentScore()
    { 
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            if (student[i].ID != 0)
            { 
                printf("学号ID：%d\t姓名：%s\t数学：%d\t汉语：%d\t英语：%d\t计算机：%d\t",
                       student[i].ID, student[i].name, student[i].score[0], student[i].score[1], student[i].score[2], student[i].score[3]);
            }
        }
    }
    
    //学生通过ID查询成绩
    void ShowStudentScore(int ID)
    { 
        Student *tempstu = SeekStudent(ID);
        if (tempstu != NULL && tempstu->ID != 0)
        { 
            printf("学号ID：%d\t姓名：%s\t数学：%d\t汉语：%d\t英语：%d\t计算机：%d\t总成绩：%d\t",
                   tempstu->ID, tempstu->name, tempstu->score[0], tempstu->score[1], tempstu->score[2], tempstu->score[3],
                   tempstu->score[0] + tempstu->score[1] + tempstu->score[2] + tempstu->score[3]);
        }
        else
        { 
            printf("学生不存在");
        }
    }
    //学生通过姓名查询成绩
    void ShowStudentScore(char *name)
    { 
        Student *tempstu = SeekStudent(name);
        if (tempstu != NULL && tempstu->ID != 0)
        { 
            printf("学号ID：%d\t姓名：%s\t数学：%d\t汉语：%d\t英语：%d\t计算机：%d\t总成绩：%d\t",
                   tempstu->ID, tempstu->name, tempstu->score[0], tempstu->score[1], tempstu->score[2], tempstu->score[3],
                   tempstu->score[0] + tempstu->score[1] + tempstu->score[2] + tempstu->score[3]);
        }
        else
        { 
            printf("学生不存在");
        }
    }
    
    //查询总成绩名次
    void SeekStudentSort(int ID)
    { 
    
        int rank = 1;
        int score = 0;
        Student *tempstu = SeekStudent(ID);
        if (tempstu != NULL && tempstu->ID != 0)
        { 
            for (int i = 0; i < 4; i++)
            { 
                score += tempstu->score[i];
            }
            for (int i = 0; i < BIGGESTSTUDENT; i++)
            { 
                int otherscore = 0;
                for (int j = 0; j < 4; j++)
                { 
                    otherscore += student[i].score[j];
                }
                if (score < otherscore)
                { 
                    rank++;
                }
            }
            printf("总名次为：%d", rank);
        }
        else
        { 
            printf("学生不存在");
        }
    }
    
    //成绩排序输出
    void SortAllScore(int course)
    { 
        int tempsort[BIGGESTSTUDENT] = { 0};
        int tempscore[BIGGESTSTUDENT] = { 0};
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            tempsort[i] = i;
            if (course != 4)
            { 
                tempscore[i] = student[i].score[course];
            }
            else
            { 
                for (int j = 0; j < 4; j++)
                { 
                    tempscore[i] += student[i].score[j];
                }
            }
        }
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            for (int j = 0; j < BIGGESTSTUDENT - i - 1; j++)
            { 
                if (tempscore[j] < tempscore[j + 1])
                { 
                    int temp = tempscore[j];
                    tempscore[j] = tempscore[j + 1];
                    tempscore[j + 1] = temp;
    
                    temp = tempsort[j];
                    tempsort[j] = tempsort[j + 1];
                    tempsort[j + 1] = temp;
                }
            }
        }
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            if (student[tempsort[i]].ID != 0)
            { 
    
                printf("学号ID：%d\t姓名：%s\t数学：%d\t汉语：%d\t英语：%d\t计算机：%d\t总成绩：%d\t\n",
                       student[tempsort[i]].ID, student[tempsort[i]].name, student[tempsort[i]].score[0], student[tempsort[i]].score[1], student[tempsort[i]].score[2], student[tempsort[i]].score[3],
                       student[tempsort[i]].score[0] + student[tempsort[i]].score[1] + student[tempsort[i]].score[2] + student[tempsort[i]].score[3]);
                printf("------------------------------------------------------------------------------------------------------------------------\n");
            }
        }
    }
    //统计各科分数段人数
    //参数统计科目，5为总成绩统计
    int StatsCourseScore(float max, float min, int course)
    { 
        int number = 0;
        float tempscore = 0;
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            if (course != 5)
            { 
                tempscore = student[i].score[course];
                if (tempscore <= max && tempscore > min)
                { 
                    number++;
                }
            }
            else
            { 
                for (int j = 0; j < 4; j++)
                { 
                    tempscore = student[i].score[j];
                }
                if (tempscore <= max && tempscore > min)
                { 
                    number++;
                }
            }
        }
        return number;
    }
    
    //统计杂七杂八的及格率什么的
    //参数排序科目，5为总成绩排序
    void StatsAll(int course)
    { 
        float pass = 0, max = 0, min = 100, avg = 0, all = 0;
        int passpeople = 0;
        int allpeople = 0;
        if (course != 5)
        { 
            for (int i = 0; i < BIGGESTSTUDENT; i++)
            { 
                if (student[i].ID != 0)
                { 
                    allpeople++;
                    if (student[i].score[course] > max)
                    { 
                        max = student[i].score[course];
                    }
                    if (student[i].score[course] < min)
                    { 
                        min = student[i].score[course];
                    }
                    if (student[i].score[course] >= 60)
                    { 
                        passpeople++;
                    }
                    all += student[i].score[course];
                }
            }
            pass = passpeople * 1.0 / allpeople;
            avg = all / allpeople;
            printf("科目：%s\t总分：%.2f\t及格率：%.2f\t最高分：%.2f\t最低分：%.2f\t平均分：%.2f\t\n\n", AllCourse[course], all, pass, max, min, avg);
        }
        else
        { 
            printf("科目错误");
        }
    }
    
    //通过ID修改基础信息
    void ModifyBaseInformation(int ID)
    { 
        Student *tempstu = SeekStudent(ID);
        if (tempstu != NULL)
        { 
            printf("请输入学号：");
            scanf("%d", &tempstu->ID);
            printf("请输入姓名：");
            scanf("%s", tempstu->name);
            printf("请输入性别：");
            scanf("%s", tempstu->sex);
            WriteStudentAllTable();
        }
        else
        { 
            printf("学生不存在");
        }
    }
    
    //通过姓名修改基础信息
    void ModifyBaseInformation(char *name)
    { 
        Student *tempstu = SeekStudent(name);
        if (tempstu != NULL)
        { 
            printf("请输入学号：");
            scanf("%d", &tempstu->ID);
            memset(tempstu->name, '\0', sizeof(tempstu->name));
            printf("请输入姓名：");
            scanf("%s", tempstu->name);
            memset(tempstu->sex, '\0', sizeof(tempstu->sex));
            printf("请输入性别：");
            scanf("%s", tempstu->sex);
            WriteStudentAllTable();
        }
        else
        { 
            printf("学生不存在");
        }
    }
    
    //通过ID修改成绩
    void ModifyScoreInformation(int ID)
    { 
        Student *tempstu = SeekStudent(ID);
        if (tempstu != NULL)
        { 
            printf("请输入数学：");
            scanf("%d", &tempstu->score[0]);
            printf("请输入语文：");
            scanf("%d", &tempstu->score[1]);
            printf("请输入英语：");
            scanf("%d", &tempstu->score[2]);
            printf("请输入计算机：");
            scanf("%d", &tempstu->score[3]);
            WriteStudentAllTable();
        }
        else
        { 
            printf("学生不存在");
        }
    }
    
    //通过姓名修改成绩
    void ModifyScoreInformation(char *name)
    { 
        Student *tempstu = SeekStudent(name);
        if (tempstu != NULL)
        { 
            printf("请输入数学：");
            scanf("%d", &tempstu->score[0]);
            printf("请输入语文：");
            scanf("%d", &tempstu->score[1]);
            printf("请输入英语：");
            scanf("%d", &tempstu->score[2]);
            printf("请输入计算机：");
            scanf("%d", &tempstu->score[3]);
            WriteStudentAllTable();
        }
        else
        { 
            printf("学生不存在");
        }
    }
    
    //显示所有学生基本信息
    void ShowAllStudentInformation()
    { 
        for (int i = 0; i < BIGGESTSTUDENT; i++)
        { 
            if (student[i].ID != 0)
            { 
                printf("学号：%d\t姓名：%s\t性别：%s\n", student[i].ID, student[i].name, student[i].sex);
                printf("-----------------------------------------------\n");
            }
        }
    }
    
    //登陆
    void Login()
    { 
        system("cls"); //清屏
        color(15);     //设置一个好看的颜色
        toxy(50, 5);   //将光标移动到（50，5）坐标处
        printf(" 成绩管理系统");
        toxy(48, 8);
        printf("| 1.管理登录 |");
        toxy(48, 10);
        printf("| 2.学生入口 |");
        toxy(48, 12);
        printf("| 3.退出系统 |");
        toxy(48, 14);
        printf("| 请按键选择，回车确定 |");
        printf("\n");
        char choose[10];
        char t;
        //选择表
        char choosetable[3][100] = { "1", "2", "3"};
        //选择是否合规
        bool judgechoose = false;
        do
        { 
            toxy(48, 16);
            scanf("%s", choose);
            for (int i = 0; i < 3; i++)
            { 
                if (strcmp(choose, choosetable[i]) == 0)
                { 
                    judgechoose = true;
                    break;
                }
                if (i == 3)
                { 
                    printf("\n选择不合规，请重新输入功能选项：");
                }
            }
        } while (!judgechoose);
        switch (choose[0])
        { 
        case '1':
            //管理员登录
            if (PasswordVerify())
            { 
                while (true)
                { 
                    RootMenu();
                }
            }
            break;
    
        case '2':
            //学生入口
            while (true)
            { 
                StudentMenu();
            }
            break;
        case '3':
            //退出
            over();
            break;
        }
    }
    
    //修改学生个人或成绩信息
    void ModifyStudentInformationMenu()
    { 
        system("cls");
        printf("**************************************************");
        printf("\n 1.修改学生基本信息\n");
        printf("\n 2.修改学生成绩\n");
        printf("\n 3.返回上一层\n");
        printf("\n 请按键选择，回车确定\n");
        printf("*************************************************\n");
        //选择
        char choose[10];
        //选择表
        char choosetable[3][100] = { "1", "2", "3"};
        //选择是否合规
        bool judgechoose = false;
        do
        { 
            scanf("%s", choose);
            for (int i = 0; i < 3; i++)
            { 
                if (strcmp(choose, choosetable[i]) == 0)
                { 
                    judgechoose = true;
                    break;
                }
                if (i == 3)
                { 
                    printf("\n选择不合规，请重新输入功能选项：");
                }
            }
        } while (!judgechoose);
        int tempID;
        switch (choose[0])
        { 
        case '1':
            system("cls");
            printf("输入需要修改的ID：");
            scanf("%d", &tempID);
            ModifyBaseInformation(tempID);
            printf("\n\n\n******按任意键继续******\n\n");
            system("pause");
            system("cls");
            break;
        case '2':
            system("cls");
            printf("输入需要修改的ID：");
            scanf("%d", &tempID);
            ModifyScoreInformation(tempID);
            printf("\n\n\n******按任意键继续******\n\n");
            system("pause");
            system("cls");
            break;
        case '3':
            break;
        }
    }
    
    //管理员菜单
    void RootMenu()
    { 
        system("cls");
        printf("**************************************************");
        printf("\n 1.输入学生成绩\n");
        printf("\n 2.更改学生信息\n");
        printf("\n 3.显示学生基本信息\n");
        printf("\n 4.成绩统计分析\n");
        printf("\n 5.统计各科各分数段人数\n");
        printf("\n 6.学生成绩排名\n");
        printf("\n 7.修改密码\n");
        printf("\n 8.返回上一层\n");
        printf("\n 请按键选择，回车确定\n");
        printf("*************************************************\n");
        //选择
        char choose[10];
        //选择表
        char choosetable[8][100] = { "1", "2", "3", "4", "5", "6", "7", "8"};
        //选择是否合规
        bool judgechoose = false;
        do
        { 
            scanf("%s", choose);
            for (int i = 0; i < 8; i++)
            { 
                if (strcmp(choose, choosetable[i]) == 0)
                { 
                    judgechoose = true;
                    break;
                }
                if (i == 8)
                { 
                    printf("\n选择不合规，请重新输入功能选项：");
                }
            }
        } while (!judgechoose);
        switch (choose[0])
        { 
        case '1':
            //输入学生信息
            system("cls");
            InputStudent();
            break;
        case '2':
            //修改学生信息
            system("cls");
            ModifyStudentInformationMenu();
            //printf("\n\n\n******按任意键继续******\n\n");
            system("pause");
            system("cls");
            break;
        case '3':
            //显示所有学生基本信息
            system("cls");
            ShowAllStudentInformation();
            // printf("\n\n\n******按任意键继续******\n\n");
            system("pause");
            system("cls");
            break;
        case '4':
            system("cls");
            for (int i = 0; i < 4; i++)
            { 
                StatsAll(i);
            }
            //printf("\n\n\n******按任意键继续******\n\n");
            system("pause");
            system("cls");
            break;
        case '5':
            system("cls");
            for (int i = 0; i < 4; i++)
            { 
                for (int j = 0, k = 0; j < 5; j++, k += 20)
                { 
                    printf("%s\t%d~%d\t人数%d\t\t", AllCourse[i], k, k + 20, StatsCourseScore(k + 20, k, i));
                }
                printf("\n");
            }
            // printf("\n\n\n******按任意键继续******\n\n");
            system("pause");
            system("cls");
            break;
        case '6':
            //显示总成绩排名
            system("cls");
            printf("总成绩:\n");
            SortAllScore(4);
            printf("\n\n\n");
            system("pause");
            system("cls");
            break;
        case '7':
            system("cls");
            if (ModifyPassword())
            { 
                printf("\n修改完成\n");
            }
            else
            { 
                printf("\n修改失败\n");
            }
            system("pause");
            break;
        case '8':
            Login();
            break;
        }
    }
    //学生菜单
    void StudentMenu()
    { 
        system("cls");
        printf("**************************************************");
        printf("\n 1.查找成绩\n");
        printf("\n 2.成绩排名\n");
        printf("\n 3.返回上一层\n");
        printf("\n 请按键选择，回车确定\n");
        printf("*************************************************\n");
        char choose[10];                            //选择
        char choosetable[3][100] = { "1", "2", "3"}; //选择表
        bool judgechoose = false;                   //选择是否合规
        do
        { 
            scanf("%s", choose);
            for (int i = 0; i < 3; i++)
            { 
                if (strcmp(choose, choosetable[i]) == 0)
                { 
                    judgechoose = true;
                    break;
                }
                if (i == 3)
                { 
                    printf("\n选择不合规，请重新输入功能选项：");
                }
            }
        } while (!judgechoose);
        char temp[20];
        int ID;
        int tempID;
        int tempbit = 0;
        ;
        switch (choose[0])
        { 
        case '1':
            system("cls");
            printf("请输入要查询的学号或姓名：");
            scanf("%s", temp);
            ID = atoi(temp);
            tempID = ID;
            while (tempID > 0)
            { 
                tempID = tempID / 10;
                tempbit++;
            }
            if (tempbit == strlen(temp))
            { 
                ShowStudentScore(ID);
            }
            else
            { 
                ShowStudentScore(temp);
            }
    
            printf("\n");
            system("pause");
            system("cls");
            break;
        case '2':
            system("cls");
            printf("请输入要查询的学号：");
            scanf("%d", &tempID);
            SeekStudentSort(tempID);
            printf("\n");
            system("pause");
            system("cls");
            break;
        case '3':
            Login();
            break;
        }
    }
    
    //密码验证
    bool PasswordVerify()
    { 
        system("cls");
        //读出密码文件中的密码
        char password_buff[255];
        //输入的密码缓存区
        char inputpassword[255];
        FILE *fp;
        fp = fopen("PassWord.txt", "r"); //以追加的方式打开名字为mybook的二进制文件
        if (fp != NULL)
        { 
            fgets(password_buff, 255, fp);
        }
        else
        { 
            printf("配置文件错误");
        }
        fclose(fp); //关闭文件
    
        bool judgepassword = false;
        //获取输入的密码
        //printf("如若终止验证请输入'#'并回车\n请输入密码：");
        printf("%s", "请输入账号：\n");
        char number[255];
        scanf("%s", &number);
        printf("请输入密码：\n");
        //当前读取到的密码位数
        int passwordBit = 0;
        while (true)
        { 
            while (true)
            { 
                char temp;
                temp = getch();
                //回退按钮为8
                if (temp != 8)
                { 
                    if (temp != '\r')
                    { 
                        inputpassword[passwordBit] = temp;
                    }
                    else
                    { 
                        inputpassword[passwordBit] = '\0';
                        break;
                    }
                    passwordBit++;
                    printf("*");
                }
                if (temp == 8 && passwordBit > 0)
                { 
                    printf("\b \b");
                    passwordBit--;
                }
            }
    
            if (strcmp(inputpassword, password_buff) == 0)
            { 
                return true;
            }
            else if (inputpassword[0] == '#' && inputpassword[1] == '\0')
            { 
                return false;
            }
            printf("\n密码错误，请重新输入：");
            passwordBit = 0;
        }
    }
    
    void over() //退出软件
    { 
        char t;
        toxy(48, 11);
        printf("-----------------------");
        toxy(48, 12);
        printf("| 您确定要退出吗？ |");
        toxy(48, 14);
        printf("| 1.确定 2.取消 |");
        toxy(48, 15);
        printf("-----------------------");
        while (1)
        { 
            t = getch(); //输入t
            switch (t)
            { 
            case '1':
                system("cls");
                color(6);
                toxy(48, 10);
                printf("正在安全退出....");
                Sleep(1000); //暂停1秒
                system("cls");
                color(8);
                toxy(48, 10);
                printf("已安全退出软件");
                toxy(48, 12);
                printf("谢谢使用！");
                toxy(48, 14);
                printf("by-by^_^");
                exit(0);
                break; //终止程序
            case '2':
                Login();
                break; //调用函数，进入菜单
            default:
                break;
            }
        }
    }
    
    //修改密码
    bool ModifyPassword()
    { 
        char inputPassword1[255];
        char inputPassword2[255];
        char *inputpassword;
        if (PasswordVerify())
        { 
    
            int passwordBit = 0;
            while (true)
            { 
                for (int k = 0; k < 2; k++)
                { 
                    if (k == 0)
                    { 
                        inputpassword = inputPassword1;
                        printf("\n请输入新密码,或输入#退出修改：");
                    }
                    else
                    { 
                        inputpassword = inputPassword2;
                        printf("\n请输入第二次输入新密码：");
                    }
                    while (true)
                    { 
    
                        char temp;
                        temp = getch();
                        //回退按钮为8
                        if (temp != 8)
                        { 
                            if (temp != '\r')
                            { 
                                inputpassword[passwordBit] = temp;
                            }
                            else
                            { 
                                inputpassword[passwordBit] = '\0';
                                break;
                            }
                            passwordBit++;
                            printf("*");
                        }
                        if (temp == 8 && passwordBit > 0)
                        { 
                            printf("\b \b");
                            passwordBit--;
                        }
                        if (k == 0 && inputPassword1[0] == '#' && inputPassword1[1] == '\0')
                        { 
                            return false;
                        }
                    }
                    passwordBit = 0;
                }
                if (strcmp(inputPassword1, inputPassword2) == 0)
                { 
                    break;
                }
                printf("\n两次密码不一致，请重新输入：");
            }
            printf("\n修改成功！");
    
            FILE *fp;
            fp = fopen("PassWord.txt", "w+");
            if (fp != NULL)
            { 
                fputs(inputPassword1, fp);
            }
            else
            { 
                printf("配置文件错误");
            }
            fclose(fp); //关闭文件
            return true;
        }
        return false;
    }
    
    int main(int argc, char const *argv[]) //主函数
    { 
    	//调整控制台编码，如果输出乱码，可选择是否执行
        system("chcp 65001");
        system("cls");
        ReadStudentAllTable();
        while (1)
        { 
            Login();
        }
        return 0;
    }