C语言——教务管理系统

比眉伴天荒 2022-08-30 04:16 194阅读 0赞

**目前已完成教师管理系统部分，学生管理系统待完成：**  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70]

实现效果如图：  
主界面：  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 1]  
教师端——注册账号  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 2]  
进入教师管理系统  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 3]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 4]  
文件的保存  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 5]

\*\*

## 代码如下： ##

\*\*

#include<stdio.h>
    #include<stdlib.h>
    #include<string.h>
    /*教师应用结构体*/
    typedef struct Teacher
    { 
    	char name[10];//学生姓名
    	char iD[10];//学生学号
    	float score;//学生成绩
    }teacher;
    /*教师链表结点*/
    typedef struct
    { 
    	teacher data;
    	struct Teacher* next;
    }Tutor;
    /*教师系统账号*/
    typedef struct manager
    { 
    	char manAcc[10];	//账号
    	char manPassw[10];	//密码
    	struct manager* next;
    }Manager;
    Manager* managerHead;
    
    /*函数声明*/
    void mainMenu();//主菜单
    void studentPort();//学生端
    /*---------------------------------------------------------*/
    /* 教师管理系统函数 */
    /*---------------------------------------------------------*/
    void showTeacherPort();//教师端
    void teacherRegister();//教师端账号注册
    void teacherLogin();//教师端登录
    int Password_Text_Find();//密码验证
    Manager* Manager_check();//账号核对
    void teacherPort();//教师端
    void tutorMenu();//教师管理菜单
    void teacherFunction();//教师端功能应用
    void insertStudentData();//学生信息录入
    void showStudentData();//学生信息展示
    void searchStudentData();//学生信息查询
    void changeStudentData();//学生信息修改
    Tutor* deleteStudentData();//学生信息删除
    
    /*---------------------------------------------------------*/
    /* 教师链表的初始化 */
    /*---------------------------------------------------------*/
    Tutor* initTeacherList();//链表初始化
    Tutor* createNode();//创建结点
    
    /*---------------------------------------------------------*/
    /* 文件的读写操作 */
    /*---------------------------------------------------------*/
    void readInfoFromFile();
    void writeInfoToFile();
    
    
    int main(void)
    { 	
    
    	int choice = 0;
    	while (1)
    	{ 
    		mainMenu();//主菜单
    		printf("\t请输入选择:");
    		scanf("%d", &choice);
    		switch (choice)
    		{ 
    		case 1:
    			teacherPort();
    			break;
    		case 2:
    			studentPort();
    			break;
    		case 3:
    			printf("您已退出系统！\n");
    			system("pause");
    			exit(0);
    		default:
    			printf("您的输入有误,请重新输入!\n");
    			break;
    		}
    		system("pause");
    		system("cls");
    	}
    }
    /*主菜单*/
    void mainMenu()
    { 
    	system("color f0");
    	printf("-------------------------------------------------\n");
    	printf("*欢迎使用教务管理系统*\n");
    	printf("\t1.教师端\n");
    	printf("\t2.学生端\n");
    	printf("\t3.退出系统\n");
    	printf("-------------------------------------------------\n");
    }
    /*学生端*/
    void studentPort()
    { 
    	system("cls");
    	system("color b0");
    	printf("\n\n\n\n\n\n\n\t\t\t\t学生端暂时未写，有兴趣可以接着写！！！\n\n\n\n\n\n\n\n");
    }
    /*教师端*/
    void showTeacherPort()
    { 
    	system("CLS");
    	printf("\n\n\n\t\t\t\t 教师端");
    	printf("\n\t\t\t---------------------------------\n\n");
    	printf("\t\t\t\t1)注册\n");
    	printf("\t\t\t\t2)登录\n");
    	printf("\t\t\t\t0)返回\n");
    	printf("\n\t\t\t---------------------------------\n\n");
    }
    /*教师管理菜单*/
    void tutorMenu()
    { 
    	system("cls");
    	system("color 70");
    	printf("-------------------------------------------------\n");
    	printf("*欢迎进入教师端*\n");
    	printf("\t1.学生信息录入\n");
    	printf("\t2.学生信息展示\n");
    	printf("\t3.学生信息查询\n");
    	printf("\t4.学生信息修改\n");
    	printf("\t5.学生信息删除\n");
    	printf("\t6.学生数据保存\n");
    	printf("\t0.返回主菜单\n");
    	printf("-------------------------------------------------\n");
    }
    /*教师端账号注册*/
    void teacherRegister()
    { 
    	Manager* p = (Manager*)malloc(sizeof(Manager));
    	p->next = NULL;
    	printf("请输入注册账号:");
    	scanf("%s", p->manAcc);
    	printf("请输入账号密码:");
    	scanf("%s", p->manPassw);
    	
    	if (managerHead == NULL)
    	{ 
    		managerHead = p;
    	}
    	else
    	{ 
    		p->next = managerHead;
    		managerHead = p;
    	}
    	printf("注册成功！\n");
    }
    /*核对账号*/
    Manager* Manager_check(char* Manager_num)
    { 
    	Manager* t = managerHead;
    	while (t) 
    	{ 
    		if (strcmp(Manager_num, t->manAcc) != 0)
    		{ 
    			t = t->next;
    			continue;
    		}
    		return t;
    	}
    	return t;
    }
    /*密码验证*/
    int Password_Text_Find(char* Password)
    { 
    	char password_tem[20]="";
    	int tem = 0;
    	int n = 0;    //检测输入次数
    	while (n != 3) 
    	{ 
    		scanf("%s", password_tem);
    		if (strcmp(password_tem, Password) == 0) { 
    			tem = 1;
    			break;
    		}
    		else 
    		{ 
    			n++;
    			printf("\n\t\t输入错误，请重新输入，你还有%d次机会：", 3 - n);
    		}
    	}
    	return tem;
    }
    /*教师端登录*/
    void teacherLogin()
    { 
    	char ID[10];
    	Manager* t;
    	printf("请输入账号:");
    	scanf("%s",ID);
    	t = Manager_check(ID);
    	if (!t)
    	{ 
    		printf("\t\t抱歉，账号不存在\n");
    		system("pause");
    		return;
    	}
    	printf("请输入密码：");
    	if (Password_Text_Find(t->manPassw) == 0)
    	{ 
    		printf("\n\t\t已经错误输入密码三次，将退出登录系统···\n");
    		system("pause");
    		return;
    	}	
    	printf("\t\t登录成功···\n");
    	system("pause");
    	teacherFunction();
    }
    /*教师端*/
    void teacherPort()
    { 
    	while (1)
    	{ 
    		showTeacherPort();
    		char ch = getch();
    		switch(ch)
    		{ 
    		case '1':
    			teacherRegister();
    			break;
    		case '2':
    			teacherLogin();
    			break;
    		case '0':
    			return;
    		default:
    			printf("\t\t输入错误，请重新输入\n");
    			break;
    		}
    		system("pause");
    		system("cls");
    	}
    }
    /*教师端应用功能*/
    void teacherFunction()
    { 
    	Tutor* T = initTeacherList();
    	teacher data;
    	int choice = 0;
    	readInfoFromFile(T);
    	while (1)
    	{ 
    		tutorMenu();//教师菜单
    		printf("\t请输入选择:");
    		scanf("%d", &choice);
    		switch (choice)
    		{ 
    		case 1:
    			printf("\t1.学生信息录入\n");
    			printf("学生姓名:");
    			scanf("%s", data.name);
    			printf("学生学号:");
    			scanf("%s", data.iD);
    			printf("学生成绩:");
    			scanf("%f", &data.score);
    			insertStudentData(T, data);//录入学生信息 
    			break;
    		case 2:
    			showStudentData(T);
    			break;
    		case 3:
    			searchStudentData(T);
    			break;
    		case 4:
    			changeStudentData(T);
    			break;
    		case 5:			
    			T=deleteStudentData(T);
    			break;
    		case 6:
    			writeInfoToFile(T);
    			break;
    		case 0:
    			return;
    		default:
    			printf("您的输入有误,请重新输入!\n");
    			break;
    		}
    		system("pause");
    		system("cls");
    	
    	}
    }
    /*教师链表初始化*/
    Tutor* initTeacherList()
    { 
    	Tutor* headNode = (Tutor*)malloc(sizeof(Tutor));
    	headNode->next = NULL;
    	return headNode;
    }
    /*创建结点*/
    Tutor* createNode(teacher data)
    { 
    	Tutor* newNode = (Tutor*)malloc(sizeof(Tutor));
    	newNode->data = data;
    	newNode->next = NULL;
    	return newNode;
    }
    /*学生信息录入*/
    void insertStudentData(Tutor* headNode,teacher data)
    { 
    	Tutor* newNode = createNode(data);
    	/*头接法*/
    	newNode->next = headNode->next;
    	headNode->next = newNode;
    	printf("\t录入成功！\n");
    }
    /*学生信息展示*/
    void showStudentData(Tutor* headNode)
    { 
    	Tutor* P = headNode->next;
    	printf("姓名\t学号\t成绩\t\n");
    	while (P)
    	{ 
    		printf("%s\t%s\t%f\n", P->data.name, P->data.iD, P->data.score);
    		P = P->next;
    	}
    }
    /*学生信息查询-按学号*/
    void searchStudentData(Tutor* headNode)
    { 
    	Tutor* P = headNode->next;
    	char ID[10] = " ";
    
    	printf("请输入查找的学生学号:");
    	scanf("%s", ID);
    
    	while (P)
    	{ 
    		if (strcmp(P->data.iD, ID) != 0)
    		{ 
    			P = P->next;
    			continue;
    		}
    		else
    		{ 
    			printf("姓名\t学号\t成绩\n");
    			printf("%s\t%s\t%f\n", P->data.name, P->data.iD, P->data.score);
    			return;
    		}
    	}
    	printf("\t目前不存在该学生信息！\n");
    	return;
    }
    /*学生信息修改*/
    void changeStudentData(Tutor* headNode)
    { 
    	Tutor* P = headNode->next;
    	char ID[10] = " ";
    
    	printf("请输入修改的学生学号:");
    	scanf("%s", ID);
    
    	while (P)
    	{ 
    		if (strcmp(P->data.iD, ID) != 0)
    		{ 
    			P = P->next;
    			continue;
    		}
    		else
    		{ 		
    			printf("\t请进行修改\n");
    			printf("学生姓名:");
    			scanf("%s", P->data.name);
    			printf("学生学号:");
    			scanf("%s", P->data.iD);
    			printf("学生成绩:");
    			scanf("%f", &P->data.score);
    			printf("已完成修改!\n");
    			return;
    		}
    	}
    	printf("\t目前不存在该学生信息！\n");
    	return;
    }
    /*学生信息删除*/
    Tutor* deleteStudentData(Tutor* headNode)
    { 
    	Tutor* head= headNode;
    	Tutor* node= head->next;
    	char ID[10] = " ";
    	
    	if (headNode->next == NULL)
    	{ 
    		printf("\t当前数据为空!\n");
    		return headNode;
    	}	
    	printf("请输入要删除的学生学号:");
    	scanf("%s", ID);
    	while (node!=NULL)
    	{ 
    		if (strcmp(node->data.iD, ID) != 0)
    		{ 
    			head = node;
    			node = node->next;
    			continue;
    		}
    		else
    		{ 
    			head->next = node->next;
    			free(node);
    			printf("\t删除成功!\n");
    			return headNode;
    		}
    	}
    
    	printf("\t未找到该学生的相关信息!\n");
    	return headNode;
    }
    //文件读操作
    void readInfoFromFile(Tutor* headNode)
    { 
    	FILE* fp;
    	struct Teacher data;
    	fp = fopen("1.txt", "r");
    	if (fp == NULL)
    	{ 
    		fp = fopen("1.txt", "w+");
    	}
    
    	//2.读文件
    	fscanf(fp, "姓名\t学号\t成绩\n");//fscanf--格式化读取数据
    	while (fscanf(fp, "%s\t%s\t%f\n", data.name, data.iD, &data.score) != EOF)
    	{ 
    		insertStudentData(headNode, data);
    	}
    	fclose(fp);
    }
    //文件写操作
    void writeInfoToFile(Tutor* headNode)
    { 
    	FILE* fp;
    	fp = fopen("1.txt", "w");
    	Tutor* pMove = headNode->next;
    	fprintf(fp, "姓名\t学号\t成绩\n"); //fprintf--写入格式化数据
    	while (pMove)
    	{ 
    		fprintf(fp, "%s\t%s\t%f\n",  pMove->data.name,pMove->data.iD, pMove->data.score);
    		pMove = pMove->next;
    	}
    
    	fclose(fp);
    }

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