#include "stdafx.h" #include<stdio.h> #include <stdlib.h> #include<Windows.h> #include<conio.h> #include<string.h> struct TEACHER { char ID[20]; char Name[20]; char lesson[20]; }teacher[10]; struct ZHMM { char zh[20]; char mm[20]; char name[20]; }zhmm[100]; struct Student { char ID[20]; char Name[20]; char major[20]; char grade[10]; }student[100]; struct LESSON { char id[20]; char name[20]; char teacher[20]; int stu; }lesson[20]; struct SCORE { char id[20]; char lesson[20]; int value; }score[10]; int passcheck(int x) { int i = 0; char pw[40]; char ch; while (1) { ch = getch(); if (ch == 13 || i >= 39) break; switch (ch) { case 8: if (i>0) { i--; pw[i] = 0; printf(" "); } break; default: pw[i] = ch; i++; pw[i] = 0; printf("*"); break; } } FILE *fp; int index = -1; if ((fp = fopen("zhmm.txt", "r")) == NULL); else { if (fread(&zhmm[index + 1], sizeof(struct ZHMM), 1, fp) == 1) { index++; } fclose(fp); } if (strcmp(zhmm[x].mm, pw) == 0) return 1; else return 0; } void lesso(void) { FILE *fp; while (1)//控制退出 { system("cls"); for (int i = 0; i < 20; i++) lesson[i].stu = 0; int index = -1; printf("现有的课程如下： "); printf("******************************************************************* "); if ((fp = fopen("lesson.txt", "r")) == NULL) printf("课程编号 课程名 任课老师 学生人数 "); else { while (fread(&lesson[index + 1], sizeof(struct LESSON), 1, fp) == 1) { index++; } printf("课程编号 课程名 任课老师 学生人数 "); for (int i = 0; i <= index; i++) { printf("%4s%17s%17s%17d ", lesson[i].id, lesson[i].name, lesson[i].teacher, lesson[i].stu); } fclose(fp); } printf("******************************************************************* "); printf("1.增添 2.删除 3.返回 "); char t = getch(); if (t == '1') { printf("课程编号:"); scanf("%s", lesson[index + 1].id); printf("课程名:"); scanf("%s", lesson[index + 1].name); printf("任课老师："); scanf("%s", lesson[index + 1].teacher); /////////////////////////////////////////// FILE *FP; int index2=-1; if ((FP = fopen("teacher.txt", "r")) == NULL); else { while (fread(&teacher[index2 + 1], sizeof(struct TEACHER), 1, FP) == 1) { index2++; } fclose(FP); } int finded = 0; for (int i = 0; i <= index2; i++) { if (strcmp(lesson[index + 1].teacher, teacher[i].Name) == 0) { finded=1; } } if (finded == 0) { printf("该教师不存在"); index--; getchar(); getchar(); } } else if (t == '2') { char temp[20]; int t=0; printf("请输入要删除课程编号："); scanf("%s", temp); for (int i = 0; i <= index; i++) { if (strcmp(lesson[i].id,temp)==0) { for (int j = i; j <= index; j++) { lesson[j] = lesson[j + 1]; } index--; t =1;//是否有该课程 break; } } index--;//迎合下面文件写入的方式 if (t ==0) { printf("该课程不存在"); getchar(); getchar(); }//停顿； } else if (t == '3') break;//退出课程管理； else index--; fp = fopen("lesson.txt", "w"); for (int i = 0; i <= index + 1; i++) fwrite(&lesson[i], sizeof(struct LESSON), 1, fp); fclose(fp); } } void stusso(int x) { FILE *fp; while (1) { int index1 = -1; if ((fp = fopen("score.txt", "r")) == NULL); else { while (fread(&score[index1 + 1], sizeof(struct SCORE), 1, fp) == 1) { index1++; } fclose(fp); } system("cls"); for (int i = 0; i < 20; i++) lesson[i].stu = 0; int index = -1; printf("现有的课程如下： "); printf("******************************************************************* "); if ((fp = fopen("lesson.txt", "r")) == NULL) printf("课程编号 课程名 任课老师 学生人数 "); else { while (fread(&lesson[index + 1], sizeof(struct LESSON), 1, fp) == 1) { index++; } printf("课程编号 课程名 任课老师 学生人数 "); for (int i = 0; i <= index; i++) { printf("%4s%17s%17s%17d ", lesson[i].id, lesson[i].name, lesson[i].teacher, lesson[i].stu); } fclose(fp); } printf("******************************************************************* "); printf("1.选择 2.取消 3.返回 "); char t = getch(); if (t == '1') { printf("课程编号:"); scanf("%s", score[index1+1].lesson); int finded = 0; int i; for (i=0; i <= index; i++) { if (strcmp(score[index1+1].lesson, lesson[i].id) == 0) { finded = 1; break; } } if (finded) { strcpy(score[index1+1].id, zhmm[x].zh); lesson[i].stu++; index1++; printf("成功 "); system("pause"); } else { printf("课程不存在 "); system("pause"); } } else if (t == '2') { printf("课程编号:"); char temp[20]; scanf("%s", temp); int finded = 0; int k; for (k = 0; k <= index1; k++) { if (strcmp(temp,score[k].lesson) == 0) { finded = 1; break; } } if (finded) { //锁定取消的课程id； int i; for (i = 0; i <= index; i++) { if (strcmp(score[k].lesson, lesson[i].id) == 0) { break; } } lesson[i].stu--; for (int j = k; j <= index1; j++) { score[j] = score[j + 1]; } index1--; printf("成功 "); system("pause"); } else { printf("尚未选择该课程 "); system("pause"); } } else if (t == '3') break; fp = fopen("lesson.txt", "w"); for (int i = 0; i <= index; i++) fwrite(&lesson[i], sizeof(struct LESSON), 1, fp); fclose(fp); fp = fopen("score.txt", "w"); for (int i = 0; i <= index1; i++) fwrite(&score[i], sizeof(struct SCORE), 1, fp); fclose(fp); } } void sturefer(int x) { FILE *fp; int index1 = -1; if ((fp = fopen("score.txt", "r")) == NULL); else { while (fread(&score[index1 + 1], sizeof(struct SCORE), 1, fp) == 1) { index1++; } fclose(fp); } system("cls"); for (int i = 0; i < 20; i++) lesson[i].stu = 0; int index = -1; printf("你选择的课程如下： "); printf("******************************************************************* "); if ((fp = fopen("lesson.txt", "r")) == NULL) printf("课程编号 课程名 任课老师 总成绩 "); else { while (fread(&lesson[index + 1], sizeof(struct LESSON), 1, fp) == 1) { index++; } fclose(fp); printf("课程编号 课程名 任课老师 总成绩 "); int i,j; for (i=0;i<=index1;i++) if (strcmp(zhmm[x].zh, score[i].id) == 0) { j = 0; for (j = 0; j <= index; j++) { if (strcmp(score[i].lesson, lesson[j].id) == 0) { printf("%4s%17s%17s%17d ", lesson[j].id, lesson[j].name, lesson[j].teacher,score[i].value); } } }//找到该学生id对应的索引值,从而找到课程名 } printf("******************************************************************* "); system("pause"); } void stud(void) { FILE *fp; while (1) { system("cls"); int index = -1; if ((fp = fopen("student.txt", "r")) == NULL) printf("目前尚未录入学生 "); else { while (fread(&student[index + 1], sizeof(struct Student), 1, fp) == 1) { index++; } fclose(fp); } printf("1.查询/清除 2.录入 3.返回 "); char t = getch(); int search[20] = { 0 }; int s;//记录查询的索引值 if (t == '1') { while (1) { system("cls"); printf("1.按年级查询 2.按姓名查询 3.按学号查询 4.按专业查询 5.全部查询 6.返回 "); char t = getch(); if (t == '1') { printf("请输入年级:"); char temp[10]; s = 0; scanf("%s", temp); for (int i = 0; i <= index; i++) { if (strcmp(student[i].grade, temp) == 0) { search[s] = i; s++; } } } else if (t == '2') { printf("请输入姓名:"); char temp[10]; s = 0; scanf("%s", temp); for (int i = 0; i <= index; i++) { if (strcmp(student[i].Name, temp) == 0) { search[s] = i; s++; } } } else if (t == '3') { printf("请输入姓名:"); char temp[10]; s = 0; scanf("%s", temp); for (int i = 0; i <= index; i++) { if (strcmp(student[i].ID, temp) == 0) { search[s] = i; s++; } } } else if (t == '4') { printf("请输入姓名:"); char temp[10]; s = 0; scanf("%s", temp); for (int i = 0; i <= index; i++) { if (strcmp(student[i].major, temp) == 0) { search[s] = i; s++; } } } else if (t == '5') { s = 0; for (int i = 0; i <= index; i++) { search[s] = i; s++; } } else if (t == '6') break; printf(" "); printf("查询结果: "); printf("************************************************************** "); printf("年级 姓名 学号 专业 "); for (int i = 0; i <= s - 1; i++) { printf("%s%15s%10s%15s ", student[search[i]].grade, student[search[i]].Name, student[search[i]].ID, student[search[i]].major); } getchar(); printf("需要删除学生信息？（y/n） "); char tyn; tyn = getch(); while (1) { char temp[10]; int tp = 0; if (tyn == 'y' || tyn == 'Y') { printf("请输入学号："); scanf("%s", temp); getchar(); for (int i = 0; i <= index; i++) { if (strcmp(student[i].ID, temp) == 0) { for (int j = i; j <= index; j++) { student[j] = student[j + 1]; } index--; tp = -1;//是否有该学生 break; } } if (tp != -1) printf("该学生不存在 "); printf("continue?y/n "); tyn = getch(); } else if (tyn == 'n' || tyn == 'N')break; } } fp = fopen("student.txt", "w"); for (int i = 0; i <= index; i++) fwrite(&student[i], sizeof(struct Student), 1, fp); fclose(fp); } else if (t == '2') { printf("请输入年级:"); scanf("%s", student[index + 1].grade); printf("请输入姓名:"); scanf("%s", student[index + 1].Name); printf("请输入学号:"); scanf("%s", student[index + 1].ID); printf("请输入专业:"); scanf("%s", student[index + 1].major); fp = fopen("student.txt", "w"); for (int i = 0; i <= index + 1; i++) fwrite(&student[i], sizeof(struct Student), 1, fp); fclose(fp); } else if (t == '3') break; }//while } void teach(void) { FILE *fp; while (1) { system("cls"); int index = -1; if ((fp = fopen("teacher.txt", "r")) == NULL) printf("目前尚未录入教师 "); else { while (fread(&teacher[index + 1], sizeof(struct TEACHER), 1, fp) == 1) { index++; } fclose(fp); } printf("1.查询/清除 2.录入 3.返回 "); char t = getch(); if (t == '1') { while (1) { system("cls"); printf("查询结果: "); printf("************************************************************** "); printf("教师号 姓名 "); for (int i = 0; i <= index; i++) { printf("%s%15s ", teacher[i].ID, teacher[i].Name); } printf("需要删除教师信息？（y/n） "); char tyn; tyn = getch(); char temp[10]; int tp = 0; if (tyn == 'y' || tyn == 'Y') { printf("请输入教师号："); scanf("%s", temp); getchar(); for (int i = 0; i <= index; i++) { if (strcmp(teacher[i].ID, temp) == 0) { for (int j = i; j <= index; j++) { teacher[j] = teacher[j + 1]; } index--; tp = -1;//是否有该教师 break; } } if (tp != -1) printf("该教师不存在 "); printf("continue?y/n "); tyn = getch(); } else if (tyn == 'n' || tyn == 'N')break; } fp = fopen("teacher.txt", "w"); for (int i = 0; i <= index; i++) fwrite(&teacher[i], sizeof(struct TEACHER), 1, fp); fclose(fp); } else if (t == '2') { printf("请输入教师号:"); scanf("%s", teacher[index + 1].ID); printf("请输入姓名:"); scanf("%s", teacher[index + 1].Name); fp = fopen("teacher.txt", "w"); for (int i = 0; i <= index + 1; i++) fwrite(&teacher[i], sizeof(struct TEACHER), 1, fp); fclose(fp); } else if (t == '3') break; }//while } void teasson(int x) { FILE *fp; while (1) { system("cls"); for (int i = 0; i < 20; i++) lesson[i].stu = 0; FILE *fp; int index1 = -1; if ((fp = fopen("score.txt", "r")) == NULL); else { while (fread(&score[index1 + 1], sizeof(struct SCORE), 1, fp) == 1) { index1++; } fclose(fp); } int index = -1; if ((fp = fopen("lesson.txt", "r")) == NULL); else { while (fread(&lesson[index + 1], sizeof(struct LESSON), 1, fp) == 1) { index++; } fclose(fp); } int index2 = -1; if ((fp = fopen("student.txt", "r")) == NULL); else { while (fread(&student[index2 + 1], sizeof(struct Student), 1, fp) == 1) { index2++; } fclose(fp); } printf("您的课程： "); printf("******************************************************************* "); printf("课程编号 课程名 "); for (int i = 0; i <= index; i++) { if (strcmp(lesson[i].teacher, zhmm[x].name) == 0) { printf("%4s%17s ", lesson[i].id, lesson[i].name); } } printf("******************************************************************* "); printf("1.选择 2.返回 "); int t = getch(); if (t == '1') { printf("课程编号："); char temp[20]; int finded = 0; scanf("%s", temp); getchar(); int i; for (i = 0; i <= index; i++) { if (strcmp(temp, lesson[i].id) == 0) { finded = 1; break; } } while (1) { system("cls"); printf("课程编号：%s 课程名%s ", lesson[i].id, lesson[i].name); if (finded) { printf("1.批量输入 2.单个修改 3.返回 "); char t = getch(); if (t == '1') { printf("******************************************************************* "); printf("学生学号 学生姓名 成绩： "); for (i = 0; i <= index1; i++) { if (strcmp(score[i].lesson, temp) == 0) { int j;//学生索引值 for (j = 0; j <= index2; j++) { if (strcmp(score[i].id, student[j].ID) == 0) { break; } } printf("%4s%17s ", student[j].ID, student[j].Name); scanf("%d", &score[i].value); if (score[i].value == -1) { break; } } } printf("结束 "); system("pause"); } else if (t == '2') { while (1) { char tem[20]; printf("学生学号："); scanf("%s", tem); for (i = 0; i <= index1; i++) { if (strcmp(score[i].lesson, temp) == 0) { if (strcmp(score[i].id, tem) == 0) { printf(" 成绩："); scanf("%d", &score[i].value); getchar(); } else printf("该学生不存在"); break; } } printf("结束?y/n "); char t = getch(); if (t == 'Y' || t == 'y')break; } system("pause"); } else if (t == '3')break; } else { printf("你没有开设此课程"); system("pause"); } } printf("******************************************************************* "); system("pause"); } else if (t == '2')break; fp = fopen("score.txt", "w"); for (int i = 0; i <= index1; i++) fwrite(&score[i], sizeof(struct SCORE), 1, fp); fclose(fp); } } void tearefer(int x)/////////////////////////////////////////////////// { while (1) { system("cls"); for (int i = 0; i < 20; i++) lesson[i].stu = 0; FILE *fp; int index1 = -1; if ((fp = fopen("score.txt", "r")) == NULL); else { while (fread(&score[index1 + 1], sizeof(struct SCORE), 1, fp) == 1) { index1++; } fclose(fp); } int index = -1; if ((fp = fopen("lesson.txt", "r")) == NULL); else { while (fread(&lesson[index + 1], sizeof(struct LESSON), 1, fp) == 1) { index++; } fclose(fp); } int index2 = -1; if ((fp = fopen("student.txt", "r")) == NULL); else { while (fread(&student[index2 + 1], sizeof(struct Student), 1, fp) == 1) { index2++; } fclose(fp); } printf("您的课程： "); printf("******************************************************************* "); printf("课程编号 课程名 "); for (int i = 0; i <= index; i++) { if (strcmp(lesson[i].teacher, zhmm[x].name) == 0) { printf("%4s%17s ", lesson[i].id, lesson[i].name); } } printf("******************************************************************* "); printf("1.选择 2.返回 "); int t = getch(); if (t == '1') { printf("课程编号："); char temp[20]; int finded = 0; scanf("%s", temp); getchar(); int i; for ( i = 0; i <= index; i++) { if (strcmp(temp, lesson[i].id) == 0) { finded = 1; break; } } system("cls"); printf("课程编号：%s 课程名%s ",lesson[i].id,lesson[i].name); printf("******************************************************************* "); printf("学生学号 学生姓名 总成绩 "); if (finded) { for ( i = 0; i <= index1; i++) { if (strcmp(score[i].lesson, temp) == 0) { int j;//学生索引值 for (j = 0; j <= index2; j++) { if (strcmp(score[i].id, student[j].ID) == 0) { break; } } printf("%4s%17s%17d ", student[j].ID, student[j].Name, score[i].value); } } } else { printf("你没有开设此课程"); system("pause"); } printf("******************************************************************* "); system("pause"); } else if (t == '2')break; } } void passchange(int x) { FILE *fp; int index = -1; while (1) { index = -1; system("cls"); printf("请输入原密码:"); if (passcheck(x)) { char temp[20]; printf(" 请输入新密码:"); int i = 0; char pw[40]; char ch; while (1) { ch = getch(); if (ch == 13 || i >= 39) break; switch (ch) { case 8: if (i>0) { i--; pw[i] = 0; printf(" "); } break; default: pw[i] = ch; i++; pw[i] = 0; printf("*"); break; } } fp = fopen("zhmm.txt", "r"); index = -1; while (fread(&zhmm[index + 1], sizeof(struct ZHMM), 1, fp) == 1) { index++; } fclose(fp); strcpy(zhmm[x].mm, pw); fp = fopen("zhmm.txt", "w"); for (int i = 0; i <= index; i++) { fwrite(&zhmm[i], sizeof(struct ZHMM), 1, fp); } fclose(fp); printf(" 成功修改 "); system("pause"); printf("%s", zhmm[x].mm); break; } else { printf(" 密码错误,continue?Y/N"); int t = getch(); if (t == 'Y' || t == 'y'); else break; } } } int main(void) { int mm, zh = 1; SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 14); while (zh == 1)//账号充输循环 { system("cls"); mm = 1;//密码重输循环 printf("*************************************************** "); printf("* 欢迎使用学分制系统 * "); printf("*************************************************** "); printf("请输入账号：");//1是管理员 for (int i = 0; i <= 100; i++)//初始化密码 { strcpy(zhmm[i].mm, "2"); } FILE *fp; int index = -1; if ((fp = fopen("zhmm.txt", "r")) == NULL) { strcpy(zhmm[0].zh, "1"); strcpy(zhmm[0].mm, "1"); strcpy(zhmm[0].name, "administration"); } else { index = -1; while (fread(&zhmm[index + 1], sizeof(struct ZHMM), 1, fp) == 1)//整天把while写成if， 哇，好气 { index++; } fclose(fp); } index = -1; if ((fp = fopen("teacher.txt", "r")) == NULL); else { while (fread(&teacher[index + 1], sizeof(struct TEACHER), 1, fp) == 1) { index++; } fclose(fp); } int s = 1; for (int i = 0; i <= index; i++) { strcpy(zhmm[s].zh, teacher[i].ID); strcpy(zhmm[s].name, teacher[i].Name); s++; //printf("%s ", teacher[i].ID); //printf("%s ", zhmm[s-1].zh); } index = -1; if ((fp = fopen("student.txt", "r")) == NULL); else { while (fread(&student[index + 1], sizeof(struct Student), 1, fp) == 1) { index++; } fclose(fp); } for (int i = 0; i <= index; i++) { strcpy(zhmm[s].zh, student[i].ID); strcpy(zhmm[s].name, student[i].Name); s++; } fp = fopen("zhmm.txt", "w");//写入，观察一波； for (int i = 0; i <= s; i++) { fwrite(&zhmm[i], sizeof(struct ZHMM), 1, fp); } fclose(fp); int finded = 0; int i = 0; char temp[20]; scanf("%s", temp); for (i = 0; i <= s; i++) { if (strcmp(zhmm[i].zh, temp) == 0) { finded = 1; break; } } while (mm == 1) { if (finded && (i == 0)) { printf("管理员密码："); if (passcheck(i)) { while (1) { system("cls"); printf(" 登陆成功 "); printf("1.课程管理 "); printf("2.学生管理 "); printf("3.教师管理 "); printf("4.更改密码 "); printf("5.注销 "); printf("6.退出 "); char ch = getch(); if (ch == '1')lesso(); else if (ch == '2')stud(); else if (ch == '3')teach(); else if (ch == '4')passchange(0); else if (ch == '5') { mm = 0; break; } else if (ch == '6') { mm = 0; zh = 0; break; } } } else { getchar(); printf(" 密码错误,输入1退出程序，输入2重输账号，回车重输密码 "); int ch = getch(); if (ch == '1') { zh = 0; mm = 0; } if (ch == '2') { mm = 0; system("cls"); } } } else if (finded) { if ((fp = fopen("zhmm.txt", "r")) == NULL); else { index = -1; while (fread(&zhmm[index + 1], sizeof(struct ZHMM), 1, fp) == 1) { index++; } fclose(fp); } int index1 = -1; if ((fp = fopen("student.txt", "r")) == NULL); else { while (fread(&student[index1 + 1], sizeof(struct Student), 1, fp) == 1) { index1++; } fclose(fp); } int index2 = -1; if ((fp = fopen("teacher.txt", "r")) == NULL); else { while (fread(&teacher[index2 + 1], sizeof(struct TEACHER), 1, fp) == 1) { index2++; } fclose(fp); } ///////////////////////////////////////////////////////////////// //判断是学生还是老师并找到他们所在数组的索引值 int j, stu = 0; for ( j = 0; j <= index1; j++) { if (strcmp(temp, student[j].ID) == 0) { stu = 1; break; } } int k, tea = 0; for (k = 0; k <= index2; k++) { if (strcmp(temp, teacher[k].ID) == 0) { tea = 1; break; } } printf(" 密码："); if (passcheck(i)) { if (stu) { while (1) { system("cls"); printf("%s,您好 ", student[j].Name); printf("1.选课 2.查看课程及成绩 3.更改密码 4.注销 "); char t; t = getch(); if (t == '1') { stusso(i); } else if (t == '2') { sturefer(i); } else if (t == '3') { passchange(i); } else if (t == '4') { mm = 0; break; } } } else if (tea) { while (1) { system("cls"); printf("%s,您好 ", teacher[k].Name); printf("1.查看课程及学生信息 2.登记学生成绩 3.更改密码 4.注销 "); char t; t = getch(); if (t == '1') { tearefer(i); } else if (t == '2') { teasson(i); } else if (t == '3') { passchange(i); } else if (t == '4') { mm = 0; break; } } } } else { getchar(); printf(" 密码错误,输入1退出程序，输入2重输账号，回车重输密码 "); int ch = getch(); if (ch == '1') { zh = 0; mm = 0; } if (ch == '2') { mm = 0; system("cls"); } } } else { getchar(); mm = 0; } } fp = fopen("zhmm.txt", "w");//写入，观察一波； for (int i = 0; i <= s; i++) { fwrite(&zhmm[i], sizeof(struct ZHMM), 1, fp); } fclose(fp); }//zh }
c++学籍管理程序
随便用