文件输入输出程序
创建文件并输入信息
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define MAX 41
int main(void)
{
FILE *fp;
char words[MAX];
if((fp=fopen("wordy","a+"))==NULL)
{
fprintf(stdout,"Can't open \"wordy\" file.\n");
exit(EXIT_FAILURE);
}
puts("Enter words to add to the file; press the #");
puts("key at the beginning of a line to terminate.");
while((fscanf(stdin,"%40s",words)==1)&&(words[0]!='#'))
fprintf(fp,"%s\n",words);
puts("File contents:");
rewind(fp);
while(fscanf(fp,"%s",words)==1)
puts(words);
puts("Done!");
if(fclose(fp)!=0)
fprintf(stderr,"Error closing file\n");
return 0;
}走迷宫游戏
#include<stdio.h>
#include<stdlib.h>
#define CHANG 7
#define KUAN 6
void w();
void a();
void s();
void d();
char c[KUAN][CHANG]={ "######\n",
"# 0# \n",
"# ## #\n",
"# # #\n",
"## #\n",
"######\n"
};
int main(void)
{
int i;
char ch;
printf("%s",c[0]);
ch=getch();
while(ch!='q')
{
switch(ch)
{
case 'w': w();
break;
case 'a': a();
break;
case 's': s();
break;
case 'd': d();
break;
default:break;
}
if(c[1][5]=='0')
{
system("cls");
printf("Congratulation");
break;
}
system("cls");
printf("%s",c[0]);
ch=getch();
}
system("pause");
}
void w()
{
int i,j,n=0;
for(i=0;i<KUAN;i++)
{
for(j=0;j<CHANG;j++)
if(c[i][j]=='0')
{
n++;
break;
}
if(n==1)
break;
}
if(c[i-1][j]!='#')
{
c[i-1][j]='0';
c[i][j]=' ';
}
}
void a()
{
int i,j,n=0;
for(i=0;i<KUAN;i++)
{
for(j=0;j<CHANG;j++)
if(c[i][j]=='0')
{
n++;
break;
}
if(n==1)
break;
}
if(c[i][j-1]!='#')
{
c[i][j-1]='0';
c[i][j]=' ';
}
}
void s()
{
int i,j,n=0;
for(i=0;i<KUAN;i++)
{
for(j=0;j<CHANG;j++)
if(c[i][j]=='0')
{
n++;
break;
}
if(n==1)
break;
}
if(c[i+1][j]!='#')
{
c[i+1][j]='0';
c[i][j]=' ';
}
}
void d()
{
int i,j,n=0;
for(i=0;i<KUAN;i++)
{
for(j=0;j<CHANG;j++)
if(c[i][j]=='0')
{
n++;
break;
}
if(n==1)
break;
}
if(c[i][j+1]!='#')
{
c[i][j+1]='0';
c[i][j]=' ';
}
}学生管理系统1
学生信息录入，打印，添加，删除，更改，查看。
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define TSIZE 45
struct xinxi{
char xuehao[10];
char name[TSIZE];
struct xinxi * next;
};
void input(void);
void print(void);
int add(void);
int cut(void);
int change(void);
void check(void);
struct xinxi * first;
struct xinxi * prev,* current;
int main(void)
{
first=(struct xinxi*)malloc(sizeof(struct xinxi));
first->next=NULL;
int ch;
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
while(scanf("%d",&ch)!=0)
{
switch(ch)
{
case 1:input();
continue;
case 2:print();
continue;
case 3:cut();
continue;
case 4:change();
continue;
case 5:check();
continue;
case 6:add();
continue;
}
}
return 0;
}
//输入信息 ，添加信息。
void input(void)
{
if(first->next==NULL)
{
current=(struct xinxi*)malloc(sizeof(struct xinxi));
first->next=current;
}
else
{
prev=first;
while(prev->next!=NULL)
prev=prev->next;
current=(struct xinxi*)malloc(sizeof(struct xinxi));
prev->next=current;
}
puts("input name:");
scanf("%s",current->name);
puts("input xuehao:");
scanf("%s",current->xuehao);
current->next=NULL;
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
}
//输出全部信息
void print(void)
{
if(first->next==NULL)
printf("err\n");
current=first->next;
while(current!=NULL)
{
printf("%s:%s\n",current->name,current->xuehao);
current=current->next;
}
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
}
//删除信息
int cut(void)
{
char a[TSIZE];
puts("please enter the xinxi:");
scanf("%s",a);
if(first->next==NULL)
printf("err\n");
current=first;
while(current->next!=NULL)
{
prev=current->next;
if(!strcmp(a,prev->xuehao)||!strcmp(a,prev->name))
{
current->next=prev->next;
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
return 0;
}
current=prev;
}
puts("err");
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
return 0;
}
//更改信息
int change(void)
{
char a[TSIZE];
puts("please enter the xinxi:");
scanf("%s",a);
if(first->next==NULL)
printf("err\n");
current=first->next;
while(current!=NULL)
{
if(!strcmp(a,current->xuehao)||!strcmp(a,current->name))
{
puts("input name:");
scanf("%s",current->name);
puts("input xuehao:");
scanf("%s",current->xuehao);
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
return 0;
}
current=current->next;
}
puts("err");
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
return 0;
}
//查看信息
void check(void)
{
char a[TSIZE];
puts("please enter the xinxi:");
scanf("%s",a);
if(first->next==NULL)
printf("err\n");
current=first->next;
while(current!=NULL)
{
if(!strcmp(a,current->xuehao)||!strcmp(a,current->name))
{
printf("%s:%s\n",current->name,current->xuehao);
break;
}
current=current->next;
}
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
}
//中间添加信息
int add(void)
{
char a[TSIZE];
puts("please enter the before xinxi:");
scanf("%s",a);
if(first->next==NULL)
printf("err\n");
current=first->next;
while(current!=NULL)
{
if(!strcmp(a,current->xuehao)||!strcmp(a,current->name))
{
struct xinxi *prev1;
prev1=(struct xinxi*)malloc(sizeof(struct xinxi));
prev=current->next;
current->next=prev1;
prev1->next=prev;
current=prev1;
puts("input name:");
scanf("%s",current->name);
puts("input xuehao:");
scanf("%s",current->xuehao);
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
return 0;
}
current=current->next;
}
puts("err");
puts("1 input 2 print 3 cut 4 change 5 check 6 add q break.");
return 0;
}学生管理系统2
#define _CRT_SECURE_NO_WARNINGS
//学生管理系统
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define NUMBER 45
struct subject {
int km;
char kmname[12];
struct subject* next;
};
struct teacher {
char name[20];
char kmname[12];
struct teacher* next;
};
struct student {
char name[20];//姓名
char number[9];//学号
char sex[6];//性别
char major[15];//专业
char telephone[12];//电话
char home[50];//家庭住址
struct subject* first;
struct student* next;
};
struct Mima {
char account[9];
char mima[7];
struct Mima* next;
};
void Administrator(void);//初始界面
void establish_zh1(void);//管理员创建
int enter1(void);//管理员登录
void change_zh1(void);//修改管理员密码
void Administrator1(void);//管理主界面，管理员
void control11(struct student* head_xsxx, struct Mima* head_xsmm, struct teacher* head_tcxx, struct Mima* head_tcmm,int count_tc);//控制面板，管理员
int establish_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx, struct student* head_xsxx);//创建教师账户
void check_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx);//查看教师账户
void change_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx);//修改姓名，教师密码改为默认密码
void check_xx21(struct teacher* head_tcxx);//查看教师信息
int delete_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx, struct student* head_xsxx);//删除教师
void establish_zh3(struct Mima* head_xsmm, struct student* head_xsxx, struct teacher* head_tcxx);//创建学生账户
void check_zh3(struct Mima* head_xsmm, struct student* head_xsxx);//查看学生账户
void change_zh3(struct Mima* head_xsmm, struct student* head_xsxx);//修改姓名，学生密码改为默认密码
void check_xx31(struct student* head, struct teacher* head1, int p);//查看学生信息，管理员，教师
void delete_zh3(struct Mima* head_xsmm, struct student* head_xsxx);//删除学生
int input_zh2(struct Mima* head);//教师账户信息文件读取
void input_xx2(struct teacher* head);//教师信息文件读取
void save_zh2(struct Mima* head);//教师账户文件保存
void save_xx2(struct teacher* head);//教师信息文件保存
void Administrator2(struct Mima* current);//管理主界面，教师
void control2(struct student* head_xsxx, struct Mima* head_xsmm, struct teacher* head_tcxx, struct Mima* head_tcmm,int count_tc);//控制面板，教师
void change_zh22(struct Mima* current);//修改教师密码
void change_xx32(struct student* head_xsxx, int n);//修改学生成绩
void input_zh3(struct Mima* head);//学生账户信息文件读取
void input_xx3(struct student* head);//学生信息文件读取
void Administrator3(struct Mima* current);//管理主界面，学生
void control3(struct student* head_xsxx,struct Mima* head_xsmm,struct teacher* head_tcxx,struct Mima* head_tcmm,int count_tc);//控制面板，学生
void change_zh33(struct Mima* current);//修改学生密码
void save_zh3(struct Mima* head);//学生账户文件保存
void save_xx3(struct student* head);//学生信息文件保存
void check_xx33(struct student* head, int p);//查看学生信息，学生
void change_xx33(struct student* head_xsxx);//修改学生信息
int main(void) {
int count_tc;
char ch;
establish_zh1();
struct student* head_xsxx;
struct Mima* head_xsmm;
struct teacher* head_tcxx;
struct Mima* head_tcmm;
head_xsxx = (struct student*)malloc(sizeof(struct student));
head_xsmm = (struct Mima*)malloc(sizeof(struct Mima));
head_tcxx = (struct teacher*)malloc(sizeof(struct teacher));
head_tcmm = (struct Mima*)malloc(sizeof(struct Mima));
head_xsxx->next = NULL;
head_xsmm->next = NULL;
head_tcxx->next = NULL;
head_tcmm->next = NULL;
input_xx3(head_xsxx);
input_zh3(head_xsmm);
input_xx2(head_tcxx);
count_tc=input_zh2(head_tcmm);
Administrator();
while (ch = getche()) {
switch (ch) {
case '1':system("cls"); control3(head_xsxx, head_xsmm, head_tcxx, head_tcmm, count_tc); return 0;
case '2':system("cls"); control2(head_xsxx, head_xsmm, head_tcxx, head_tcmm, count_tc); return 0;
case '3':system("cls"); control11(head_xsxx, head_xsmm, head_tcxx, head_tcmm, count_tc); return 0;
case 'q':return 0;
default:printf("请重新输入：\n"); break;
}
}
return 0;
}
//初始界面
void Administrator(void) {
int i, n = 39;
printf("\n\n\n\n\n\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 8; i++) {
printf("+");
}
printf("欢迎来到学生管理系统");
for (i = 0; i < 8; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 1 学生登录 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 2 教师登录 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 3 管理员登录 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出管理系统 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 36; i++) {
printf("+");
}
printf("\n");
}
//管理员板块
//管理员登录
int enter1(void) {
FILE* fp;
char mm[9];
char input[9];
fp = fopen("mima.txt", "r");
fscanf(fp, "%s", mm);
fscanf(fp, "%s", mm);
printf("\n\n\n\n\n\n\n\t\t\t\t\t请输入管理员登录密码(q退出)：");
scanf("%s", input);
while (input[0]!='q') {
if (!strcmp(mm, input))return 1;
printf("密码错误，请重新输入(q退出)：");
scanf("%s", input);
}
return 0;
}
//修改管理员密码
void change_zh1(void) {
FILE* fp;
char input[9];
char mm[9];
fp = fopen("mima.txt", "r");
fscanf(fp, "%s", mm);
fscanf(fp, "%s", mm);
fclose(fp);
printf("请输入旧密码：");
scanf("%s", input);
if (!strcmp(input, mm)) {
printf("请输入新密码：");
scanf("%s", input);
printf("请重新输入新密码：");
scanf("%s", mm);
while (strcmp(input, mm)) {
printf("密码错误\n");
printf("请输入新密码：");
scanf("%s", input);
printf("请重新输入新密码：");
scanf("%s", mm);
}
fp = fopen("mima.txt", "w");
fprintf(fp, "%s %s\n", "管理员", input);
}
}
//管理员创建
void establish_zh1(void) {
FILE* fp;
char ma[9];
char account[7];
fp = fopen("mima.txt", "r");
if (fp == NULL) {
printf("\n\n\n\n\n\n\n\t\t\t\t\t初次登录，请创建管理员账户!!!\n\
\t\t\t\t\t请创建管理员登录密码：");
scanf("%s", ma);
fp = fopen("mima.txt", "w");
fprintf(fp, "%s %s\n", "管理员", ma);
fclose(fp);
}
fp = fopen("mima.txt", "r");
fscanf(fp, "%s", account);
while (strcmp(account, "管理员")) {
printf("\t\t\t\t\t文件读取错误，请重新创建管理员账户\n");
system("pause");
system("cls");
printf("\n\n\n\n\n\n\n\t\t\t\t\t初次登录，请创建管理员账户!!!\n\
\t\t\t\t\t请创建管理员登录密码：");
scanf("%s", ma);
fp = fopen("mima.txt", "w");
fprintf(fp, "%s %s\n", "管理员", ma);
fclose(fp);
fp = fopen("mima.txt", "r");
fscanf(fp, "%s", account);
fclose(fp);
}
system("cls");
}
//管理主界面，管理员
void Administrator1(void) {
int i, n = 39;
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 10; i++) {
printf("+");
}
printf("管理员，欢迎登录");
for (i = 0; i < 10; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 1 修改管理员密码 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 2 创建教师账户 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 3 查看教师账户 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 4 修改教师密码 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 5 查看教师信息 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 6 删除教师 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 7 创建学生账户 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 8 查看学生账户 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 9 修改学生密码 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| a 查看学生信息 |\n");//两种方式
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| b 删除学生 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出学生管理系统 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 36; i++) {
printf("+");
}
printf("\n");
}
//控制面板，管理员
void control11(struct student* head_xsxx, struct Mima* head_xsmm, struct teacher* head_tcxx, struct Mima* head_tcmm,int count_tc) {
char ch;
int n;
n=enter1();
if (n == 0)return;
system("cls");
Administrator1();
while (ch = getche()) {
switch (ch) {
case '1':system("cls"); change_zh1(); break;
case '2':system("cls"); count_tc = establish_zh2(head_tcmm, head_tcxx, head_xsxx); save_xx2(head_tcxx); save_zh2(head_tcmm); break;
case '3':system("cls"); check_zh2(head_tcmm, head_tcxx); break;
case '4':system("cls"); change_zh2(head_tcmm, head_tcxx); save_xx2(head_tcxx); save_zh2(head_tcmm); break;
case '5':system("cls"); check_xx21(head_tcxx); break;
case '6':system("cls"); count_tc=delete_zh2(head_tcmm, head_tcxx, head_xsxx); save_xx2(head_tcxx); save_zh2(head_tcmm); break;
case '7':system("cls"); establish_zh3(head_xsmm, head_xsxx,head_tcxx); save_zh3(head_xsmm); save_xx3(head_xsxx); break;
case '8':system("cls"); check_zh3(head_xsmm, head_xsxx); break;
case '9':system("cls"); change_zh3(head_xsmm, head_xsxx); save_zh3(head_xsmm); save_xx3(head_xsxx); break;
case 'a':system("cls"); check_xx31(head_xsxx,head_tcxx,count_tc); break;
case 'b':system("cls"); delete_zh3(head_xsmm, head_xsxx); save_zh3(head_xsmm); save_xx3(head_xsxx); break;
case 'q':return;
default:printf("请重新输入：\n"); break;
}
system("cls");
Administrator1();
}
}
//创建教师账户
int establish_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx, struct student* head_xsxx) {
char input[9];
struct Mima* current;
struct teacher* current1;
struct student* current2;
struct subject* current3;
int count_tc = 0;
current = head_tcmm;
current1 = head_tcxx;
while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
count_tc++;
}
printf("请输入教师账号(q退出)：");
while (scanf("%s", input) != 0 && input[0] != 'q') {
getchar();
current->next = (struct Mima*)malloc(sizeof(struct Mima));
current1->next = (struct teacher*)malloc(sizeof(struct teacher));
current = current->next;
current1 = current1->next;
strcpy(current->account, input);
strncpy(current->mima, input + 2, 6);
current->mima[6] = '\0';
printf("请输入教师姓名：");
scanf("%s", current1->name);
printf("请输入教师所教科目名称：");
scanf("%s", current1->kmname);
current->next = NULL;
current1->next = NULL;
count_tc++;
current2 = head_xsxx;
while (current2->next != NULL) {
current2 = current2->next;
current3 = current2->first;
while (current3->next != NULL) {
current3 = current3->next;
}
current3->next = (struct subject*)malloc(sizeof(struct subject));
current3 = current3->next;
strcpy(current3->kmname, current1->kmname);
current3->km = 0;
}
printf("请输入教师账号(q退出)：");
}
return count_tc;
}
//查看教师账户
void check_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx) {
char input[20];
char ch;
int t = 0;
int i, n = 39;
struct Mima* current;
struct teacher* current1;
current = head_tcmm;
current1 = head_tcxx;
if (head_tcmm->next == NULL || head_tcxx->next == NULL) {
printf("\n\n\n\n\n\n\n \
账户列表为空!!!\n");
system("pause");
return;
}
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 8; i++) {
printf("+");
}
printf("教师账户信息查询");
for (i = 0; i < 8; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| a 全部信息展示 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| c 单人信息查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 32; i++) {
printf("+");
}
printf("\n");
ch = getch();
switch (ch) {
case 'a':while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
printf("姓名：%-10s账号：%-10s密码：%-8s\n", \
current1->name, current->account, current->mima);
}
system("pause");
return;
case 'c':printf("请输入教师姓名或账号：");
scanf("%s", input);
while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
if (!strcmp(current1->name, input) || !strcmp(current->account, input)) {
printf("姓名：%-10s账号：%-10s密码：%-8s\n", \
current1->name, current->account, current->mima);
t = 1;
break;
}
}
if (t == 0)printf("查无此人\n");
system("pause");
return;
case 'q':return;
}
}
//修改姓名，教师密码改为默认密码
void change_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx) {
char input[20];
char ch;
int t = 0;
int i, n = 39;
struct Mima* current;
struct teacher* current1;
current = head_tcmm;
current1 = head_tcxx;
if (head_tcmm->next == NULL || head_tcxx->next == NULL) {
printf("\n\n\n\n\n\n\n \
账户列表为空!!!\n");
system("pause");
return;
}
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 8; i++) {
printf("+");
}
printf("教师账户信息修改");
for (i = 0; i < 8; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 1 修改教师姓名 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 2 修改教师密码 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出修改 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 32; i++) {
printf("+");
}
printf("\n");
printf("请输入学生姓名或账号(q退出)：");
scanf("%s", input);
while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
if (!strcmp(current1->name, input) || !strcmp(current->account, input)) {
printf("姓名：%-10s账号：%-10s密码：%-8s\n", \
current1->name, current->account, current->mima);
t = 1;
break;
}
}
if (t == 0) {
printf("查无此人\n");
system("pause");
return;
}
printf("选择修改项目：");
ch = getch();
switch (ch) {
case '1':printf("姓名修改\n请输入学生姓名：");
scanf("%s", current1->name);
break;
case '2':printf("密码还原\n");
strncpy(current->mima, current->account + 2, 6);
printf("密码已改为默认密码\n");
system("pause");
break;
case 'q':break;
}
}
//删除教师
int delete_zh2(struct Mima* head_tcmm, struct teacher* head_tcxx, struct student* head_xsxx) {
char input[20];
int count_tc = 0;
char ch;
int t = 0;
struct Mima* current, * prev=NULL;
struct teacher* current1, * prev1=NULL;
struct student* current2;
struct subject* current3, * prev3=NULL;
current = head_tcmm;
current1 = head_tcxx;
if (head_tcmm->next == NULL || head_tcxx->next == NULL) {
printf("\n\n\n\n\n\n\n \
账户列表为空!!!\n");
system("pause");
return 0;
}
printf(" 删除教师信息\n\
***************************************************************\n");
printf("请输入教师账号(q退出)：");
scanf("%s", input);
while (current->next != NULL && current1->next != NULL) {
prev = current;
prev1 = current1;
current = current->next;
current1 = current1->next;
count_tc++;
if (!strcmp(current1->name, input) || !strcmp(current->account, input)) {
printf("姓名：%-10s账号：%-10s密码：%-8s\n", \
current1->name, current->account, current->mima);
t = 1;
break;
}
}
if (t == 0) {
printf("查无此人\n");
system("pause");
return count_tc;
}
printf("是否删除，是(Y)否(N)");
ch = getch();
if (ch == 'Y' || ch == 'y') {
current2 = head_xsxx;
while (current2->next!= NULL) {
current2 = current2->next;
current3 = current2->first;
while (current3->next != NULL) {
prev3 = current3;
current3 = current3->next;
if (!strcmp(current3->kmname, current1->kmname)) {
prev3->next = current3->next;
free(current3 );
break;
}
}
}
prev->next = current->next;
prev1->next = current1->next;
free(current);
free(current1);
}
count_tc--;
return count_tc;
}
//查看教师信息,管理员
void check_xx21(struct teacher* head_tcxx) {
char input[20];
char ch;
int t = 0;
int i, n = 39;
struct teacher* current;
current = head_tcxx;
if (head_tcxx->next == NULL) {
printf("\n\n\n\n\n\n\n \
教师信息列表为空!!!\n");
system("pause");
return;
}
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 10; i++) {
printf("+");
}
printf("教师信息查询");
for (i = 0; i < 10; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| a 全部信息展示 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| c 单人信息查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 32; i++) {
printf("+");
}
printf("\n");
ch = getch();
switch (ch) {
case 'a':while (current->next != NULL) {
current = current->next;
printf("姓名：%-30s所授科目：%s\n", current->name, current->kmname);
}
system("pause");
return;
case 'c':printf("请输入教师姓名：");
scanf("%s", input);
while (current->next != NULL) {
current = current->next;
if (!strcmp(current->name, input)) {
printf("姓名：%-30s所授科目：%s\n", current->name, current->kmname);
t = 1;
break;
}
}
if (t == 0)printf("查无此人\n");
system("pause");
return;
case 'q':return;
}
}
//创建学生账户
void establish_zh3(struct Mima* head_xsmm, struct student* head_xsxx, struct teacher* head_tcxx) {
char input[9];
char m[9] = { "未填写" };
struct Mima* current;
struct student* current1;
struct teacher* current2;
struct subject* current3;
current = head_xsmm;
current1 = head_xsxx;
while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
}
printf("请输入新生学号(即账号)(q退出)：");
while (scanf("%s", input) != 0 && input[0] != 'q') {
getchar();
current->next= (struct Mima*)malloc(sizeof(struct Mima));
current1->next= (struct student*)malloc(sizeof(struct student));
current = current->next;
current1 = current1->next;
strcpy(current->account, input);
strcpy(current1->number, input);
strncpy(current->mima, input + 2, 6);
current->mima[6] = '\0';
printf("请输入学生姓名：");
scanf("%s", current1->name);
current->next = NULL;
current1->next = NULL;
strcpy(current1->home, m);
strcpy(current1->sex, m);
strcpy(current1->major, m);
strcpy(current1->telephone, m);
current1->first = (struct subject*)malloc(sizeof(struct subject));
current2 = head_tcxx;
current3 = current1->first;
while (current2->next != NULL) {
current3->next= (struct subject*)malloc(sizeof(struct subject));
current2 = current2->next;
current3 = current3->next;
strcpy(current3->kmname, current2->kmname);
current3->km = 0;
current3->next = NULL;
}
printf("请输入新生学号(即账号)(q退出)：");
}
}
//查看学生账户
void check_zh3(struct Mima* head_xsmm, struct student* head_xsxx) {
char input[20];
char ch;
int t = 0;
int i, n = 39;
struct Mima* current;
struct student* current1;
current = head_xsmm;
current1 = head_xsxx;
if (head_xsmm->next == NULL || head_xsxx->next == NULL) {
printf("\n\n\n\n\n\n\n \
账户列表为空!!!\n");
system("pause");
return;
}
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 8; i++) {
printf("+");
}
printf("学生账户信息查询");
for (i = 0; i < 8; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| a 全部信息展示 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| c 单人信息查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 32; i++) {
printf("+");
}
printf("\n");
ch = getch();
switch (ch) {
case 'a':while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
printf("姓名：%-10s账号：%-10s密码：%-8s\n",\
current1->name,current->account,current->mima);
}
system("pause");
return;
case 'c':printf("请输入学生姓名或账号：");
scanf("%s", input);
while (current->next != NULL && current1->next != NULL){
current = current->next;
current1 = current1->next;
if (!strcmp(current1->name, input) || !strcmp(current->account, input)) {
printf("姓名：%-10s账号：%-10s密码：%-8s\n", \
current1->name, current->account, current->mima);
t = 1;
break;
}
}
if (t == 0)printf("查无此人\n");
system("pause");
return;
case 'q':return;
}
}
//修改姓名，学生密码改为默认密码
void change_zh3(struct Mima* head_xsmm, struct student* head_xsxx) {
char input[20];
char ch;
int t = 0;
int i, n = 39;
struct Mima* current;
struct student* current1;
current = head_xsmm;
current1 = head_xsxx;
if (head_xsmm->next == NULL || head_xsxx->next == NULL) {
printf("\n\n\n\n\n\n\n \
账户列表为空!!!\n");
system("pause");
return;
}
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 8; i++) {
printf("+");
}
printf("学生账户信息修改");
for (i = 0; i < 8; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 1 修改学生姓名 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 2 修改学生密码 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出修改 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 32; i++) {
printf("+");
}
printf("\n");
printf("请输入学生姓名或账号(q退出)：");
scanf("%s", input);
while (current->next != NULL && current1->next != NULL){
current = current->next;
current1 = current1->next;
if (!strcmp(current1->name, input) || !strcmp(current->account, input)) {
printf("姓名：%-10s账号：%-10s密码：%-8s\n", \
current1->name, current->account, current->mima);
t = 1;
break;
}
}
if (t == 0) {
printf("查无此人\n");
system("pause");
return;
}
printf("选择修改项目：");
ch = getch();
switch (ch) {
case '1':printf("姓名修改\n请输入学生姓名：");
scanf("%s", current1->name);
break;
case '2':printf("密码还原\n");
strncpy(current->mima, current->account + 2, 6);
printf("密码已改为默认密码\n");
system("pause");
break;
case 'q':break;
}
}
//删除学生
void delete_zh3(struct Mima* head_xsmm, struct student* head_xsxx) {
char input[20];
char ch;
int t = 0;
struct Mima* current, * prev=NULL;
struct student* current1, * prev1=NULL;
current = head_xsmm;
current1 = head_xsxx;
if (head_xsmm->next == NULL || head_xsxx->next == NULL) {
printf("\n\n\n\n\n\n\n \
账户列表为空!!!\n");
system("pause");
return;
}
printf(" 删除学生信息\n\
***************************************************************\n");
printf("请输入学生姓名或账号(q退出)：");
scanf("%s", input);
while (current->next != NULL && current1->next != NULL) {
prev = current;
prev1 = current1;
current = current->next;
current1 = current1->next;
if (!strcmp(current1->name, input) || !strcmp(current->account, input)) {
printf("姓名：%-10s账号：%-10s密码：%-8s\n", \
current1->name, current->account, current->mima);
t = 1;
break;
}
}
if (t == 0) {
printf("查无此人\n");
system("pause");
return;
}
printf("是否删除，是(Y)否(N)");
ch = getch();
if (ch == 'Y' || ch == 'y') {
free(prev->next);
free(prev1->next);
prev->next = current->next;
prev1->next = current1->next;
}
}
//查看学生信息,管理员，教师
void check_xx31(struct student*head,struct teacher*head1,int p) {//p是学科数目，即老师数
char input[20];
char ch;
int t = 0;
int i, n = 39;
int n1 = 37 + 12 * p + 24;
int nlong;
struct student* current;
struct subject* current1;
struct teacher* current2;
current = head;
current2 = head1;
if (head->next == NULL) {
printf("\n\n\n\n\n\n\n \
学生信息列表为空!!!\n");
system("pause");
return;
}
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 10; i++) {
printf("+");
}
printf("学生信息查询");
for (i = 0; i < 10; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| a 全部信息展示 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| c 单人信息查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出查询 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 32; i++) {
printf("+");
}
printf("\n");
ch = getch();
switch (ch) {
case 'a':printf("+");
nlong = n1;
while (nlong--)printf("-");
printf("+\n");
printf("|学号 姓名 性别 专业 ");
while (current2->next!=NULL) {
current2 = current2->next;
printf("%-12s", current2->kmname);
}
printf("电话 家庭住址|\n");
printf("+");
nlong = n1;
while (nlong--)printf("-");
printf("+\n");
while (current->next != NULL) {
current = current->next;
printf("|%-10s%-10s%-8s%-12s", current->number, current->name, current->sex, current->major);
current1 = current->first;
while (current1->next != NULL) {
current1 = current1->next;
printf("%-12d", current1->km);
}
printf("%-13s%-8s|\n", current->telephone, current->home);
printf("+");
nlong = n1;
while (nlong--)printf("-");
printf("+\n");
}
system("pause");
return;
case 'c':printf("请输入学生姓名或学号：");
scanf("%s", input);
while (current->next != NULL) {
current = current->next;
if (!strcmp(current->name, input)||!strcmp(current->number,input)) {
check_xx33(current, p);
t = 1;
break;
}
}
if (t == 0)printf("查无此人\n");
system("pause");
return;
case 'q':return;
}
}
//教师板块
//教师信息文件读取
void input_xx2(struct teacher* head) {
FILE* fp;
struct teacher* current;
char name[30];
if ((fp = fopen("teacher_xx.txt", "r")) == NULL)
return;
current = head;
while (fscanf(fp, "%s", name) != EOF) {
current->next = (struct teacher*)malloc(sizeof(struct teacher));
current = current->next;
strcpy(current->name, name);
fscanf(fp, "%s", current->kmname);
current->next = NULL;
}
fclose(fp);
}
//教师账户文件读取
int input_zh2(struct Mima* head) {
FILE* fp;
struct Mima* current;
int p=0;
char account[9];
if ((fp = fopen("teacher_zh.txt", "r")) == NULL)
return 0;
current = head;
while (fscanf(fp, "%s", account) != EOF) {
current->next = (struct Mima*)malloc(sizeof(struct Mima));
current = current->next;
strcpy(current->account, account);
fscanf(fp, "%s", current->mima);
current->next = NULL;
p++;
}
fclose(fp);
return p;
}
//教师信息文件保存
void save_xx2(struct teacher* head) {
FILE* fp;
struct teacher* current;
if (head->next == NULL) {
return;
}
fp = fopen("teacher_xx.txt", "w");
while (fp == NULL)fp = fopen("teacher_xx.txt", "w");
current = head;
while (current->next != NULL) {
current = current->next;
fprintf(fp, "%s ", current->name);
fprintf(fp, "%s\n", current->kmname);
}
fclose(fp);
}
//教师账户文件保存
void save_zh2(struct Mima* head) {
FILE* fp;
struct Mima* current;
if (head->next == NULL)return;
fp = fopen("teacher_zh.txt", "w");
while (fp == NULL)fp = fopen("teacher_zh.txt", "w");
current = head;
while (current->next != NULL) {
current = current->next;
fprintf(fp, "%s %s\n", current->account, current->mima);
}
fclose(fp);
}
//管理主界面，教师
void Administrator2(struct Mima* current) {
int i, n = 39;
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 8; i++) {
printf("+");
}
printf("%s，欢迎登录", current->account);
for (i = 0; i < 8; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 1 修改教师密码 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 2 修改学生成绩 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 3 查看学生信息 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 34; i++) {
printf("+");
}
printf("\n");
}
//控制面板，教师
void control2(struct student* head_xsxx, struct Mima* head_xsmm, struct teacher* head_tcxx, struct Mima* head_tcmm, int count_tc) {
char input[9];
int t = 0, n = 0;
char ch;
struct Mima* current;
struct teacher* current1;
printf("\n\n\n\n\n\n\n\t\t\t\t\t请输入教师账号(q退出)：");
scanf("%s", input);
current = head_tcmm;
current1 = head_tcxx;
while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
n++;
while (!strcmp(current->account, input)) {
printf("请输入密码：");
scanf("%s", input);
if (!strcmp(current->mima, input)) {
t = 1;
break;
}
}
if (t == 1)break;
}
if (t == 0) {
printf("查无此人");
system("pause");
return;
}
Administrator2(current);
while (ch = getche()) {
switch (ch) {
case '1':system("cls"); change_zh22(current); save_zh2(head_tcmm); break;
case '2':system("cls"); change_xx32(head_xsxx, n); save_xx3(head_xsxx); break;
case '3':system("cls"); check_xx31(head_xsxx, head_tcxx, count_tc); break;
case 'q':return;
default:printf("请重新输入：\n"); system("pause"); break;
}
system("cls");
Administrator2(current);
}
}
//修改教师密码
void change_zh22(struct Mima* current) {
char input[9];
char mm[9];
printf("请输入旧密码：");
scanf("%s", input);
if (!strcmp(input, current->mima)) {
printf("请输入新密码：");
scanf("%s", input);
printf("请重新输入新密码：");
scanf("%s", mm);
while (strcmp(input, mm)) {
printf("密码错误\n");
printf("请输入新密码：");
scanf("%s", input);
printf("请重新输入新密码：");
scanf("%s", mm);
}
strcpy(current->mima, mm);
}
}
//修改学生成绩
void change_xx32(struct student*head_xsxx,int n) {
struct student* current;
struct subject* current1;
int p;
current = head_xsxx;
while (current->next != NULL) {
current = current->next;
printf("姓名：%-10s",current->name);
current1 = current->first;
p = n;
while (p--) {current1 = current1->next;}
printf("%s成绩：%d\n", current1->kmname, current1->km);
printf("请输入%s成绩：", current1->kmname);
scanf("%d", ¤t1->km);
}
}
//学生板块
//学生信息文件读取
void input_xx3(struct student* head) {
FILE* fp;
int cj;
struct student* current;
struct subject* current1;
char name[30];
char n[7];
if ((fp = fopen("student_xx.txt", "r")) == NULL)
return;
current = head;
while (fscanf(fp, "%s", name) != EOF) {
current->next = (struct student*)malloc(sizeof(struct student));
current = current->next;
strcpy(current->name, name);
fscanf(fp, "%s", current->number);
fscanf(fp, "%s", current->sex);
fscanf(fp, "%s", current->major);
fscanf(fp, "%s", current->telephone);
fscanf(fp, "%s", current->home);
current->first = (struct subject*)malloc(sizeof(struct subject));
current->first->next = NULL;
current1 = current->first;
while (fscanf(fp, "%d", &cj) != 0) {
current1->next= (struct subject*)malloc(sizeof(struct subject));
current1 = current1->next;
current1->km = cj;
fscanf(fp, "%s", current1->kmname);
current1->next = NULL;
}
fscanf(fp, "%s", n);
current->next = NULL;
}
fclose(fp);
}
//学生账户信息文件读取
void input_zh3(struct Mima* head) {
FILE* fp;
struct Mima* current;
char account[9];
if ((fp = fopen("student_zh.txt", "r")) == NULL)
return;
current = head;
while (fscanf(fp, "%s", account) != EOF) {
current->next = (struct Mima*)malloc(sizeof(struct Mima));
current = current->next;
strcpy(current->account, account);
fscanf(fp, "%s", current->mima);
current->next = NULL;
}
fclose(fp);
}
//学生账户文件保存
void save_zh3(struct Mima* head) {
FILE* fp;
struct Mima* current;
if (head->next == NULL)return;
fp = fopen("student_zh.txt","w");
while (fp == NULL)fp = fopen("student_zh.txt", "w");
current = head;
while (current->next != NULL) {
current=current->next;
fprintf(fp, "%s %s\n", current->account, current->mima);
}
fclose(fp);
}
//学生信息文件保存
void save_xx3(struct student* head) {
FILE* fp;
struct student* current;
struct subject* current1;
if (head->next == NULL) {
printf("没有学生信息");
return;
}
fp = fopen("student_xx.txt", "w");
while (fp == NULL)fp = fopen("student_xx.txt", "w");
current = head;
while (current->next != NULL) {
current = current->next;
fprintf(fp, "%s ", current->name);
fprintf(fp, "%s ", current->number);
fprintf(fp, "%s ", current->sex);
fprintf(fp, "%s ", current->major);
fprintf(fp, "%s ", current->telephone);
fprintf(fp, "%s ", current->home);
current1 = current->first;
while (current1->next != NULL) {
current1 = current1->next;
fprintf(fp, "%d ", current1->km);
fprintf(fp, "%s ", current1->kmname);
}
fprintf(fp, "e\n");
}
fclose(fp);
}
//管理主界面，学生
void Administrator3(struct Mima* current) {
int i, n = 39;
printf("\n\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 8; i++) {
printf("+");
}
printf("%s，欢迎登录", current->account);
for (i = 0; i < 8; i++) {
printf("+");
}
printf("\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 1 修改学生密码 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 2 修改学生信息 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| 3 查看学生信息 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
printf("| q 退出 |\n");
for (i = 0; i < n; i++) {
printf(" ");
}
for (i = 0; i < 34; i++) {
printf("+");
}
printf("\n");
}
//控制面板，学生
void control3(struct student* head_xsxx, struct Mima* head_xsmm, struct teacher* head_tcxx, struct Mima* head_tcmm, int count_tc) {
char input[9];
int t = 0;
char ch;
struct Mima* current;
struct student* current1;
printf("\n\n\n\n\n\n\n\t\t\t\t\t请输入学生账号(q退出)：");
scanf("%s", input);
current = head_xsmm;
current1 = head_xsxx;
while (current->next != NULL && current1->next != NULL) {
current = current->next;
current1 = current1->next;
while (!strcmp(current->account, input)) {
printf("请输入密码：");
scanf("%s", input);
if (!strcmp(current->mima, input)) {
t = 1;
break;
}
}
if (t == 1)break;
}
if (t == 0) {
printf("查无此人");
system("pause");
return;
}
Administrator3(current);
while (ch = getche()) {
switch (ch) {
case '1':system("cls"); change_zh33(current); save_zh3(head_xsmm); break;
case '2':system("cls"); change_xx33(current1); save_xx3(head_xsxx); break;
case '3':system("cls"); check_xx33(current1,count_tc); break;
case 'q':return;
default:printf("请重新输入：\n"); system("pause"); break;
}
system("cls");
Administrator3(current);
}
}
//修改学生密码
void change_zh33(struct Mima* current) {
char input[9];
char mm[9];
printf("请输入旧密码：");
scanf("%s", input);
if (!strcmp(input, current->mima)) {
printf("请输入新密码：");
scanf("%s", input);
printf("请重新输入新密码：");
scanf("%s", mm);
while (strcmp(input, mm)) {
printf("密码错误\n");
printf("请输入新密码：");
scanf("%s", input);
printf("请重新输入新密码：");
scanf("%s", mm);
}
strcpy(current->mima, mm);
}
}
//修改学生信息
void change_xx33(struct student* current) {
printf("请输入你的性别：");
scanf("%s", current->sex);
printf("请输入你的专业：");
scanf("%s", current->major);
printf("请输入你的电话：");
scanf("%s", current->telephone);
printf("请输入你的家庭住址：");
scanf("%s", current->home);
}
//查看学生信息，学生
void check_xx33(struct student* current, int p) {
int nlong;
struct subject* current1;
printf("姓名：%-30s性别：%s\n学号：%-30s专业：%s\n电话：%-30s家庭住址：%s\n", \
current->name, current->sex, current->number, current->major, current->telephone, current->home);
printf("+");
nlong = 12 * p;
while (nlong--)printf("-");
printf("+\n");
printf("|");
current1 = current->first;
while (current1->next != NULL) {
current1 = current1->next;
printf("%-12s", current1->kmname);
}
printf("|\n");
printf("+");
nlong = 12 * p;
while (nlong--)printf("-");
printf("+\n");
printf("|");
current1 = current->first;
while (current1->next != NULL) {
current1 = current1->next;
printf("%-12d", current1->km);
}
printf("|\n");
printf("+");
nlong = 12 * p;
while (nlong--)printf("-");
printf("+\n");
system("pause");
}❤️ 转载文章请注明出处，谢谢！❤️