大一学生求助 如何把这段C语言代码改写成C++代码
#include<stdio.h>#include<conio.h> /*清屏*/
#include <stdlib.h> /*显示目录*/
#include<string.h>
#define NUM 100
struct node
{
int jcbh; //教材编号
char jcmc[100]; //教材名称
char zz[100]; //作者
char cbs[100]; //出版社
float cbsj; //出版时间
float dj; //单价
int dgsl; //订购数量
}stu[NUM];
struct node temp; //临时结构体变量
int c=0; //c是结构体数组的下标 在此为全局变量
void menu(); //定义menu菜单
void input(); //输入数据函数
void sort(); //排序
void find(); //查找（教材编号查找）
void xiugai(); //修改
void del(); //删除
void print(int i); //输出具体信息
void main()
{
int h,flag1,flag2,i;
char name[20]="xiehu",password[10]="12345";
char person[20],password1[10];
system("color 4F"); /*控制板颜色*/
printf(" \n");
printf(" \n");
printf(" \n");
printf(" *******************欢迎来到学校教材信息管理系统！********************\n\n");
printf(" $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$\n");
printf(" $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$\n");
printf(" $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$\n");
printf(" $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$\n");
printf(" $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$\n");
printf(" $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$\n");
printf(" -----------------------------------------------------------------------\n");
printf(" 制作成员 \n");
printf(" 组长：曾志豪 \n");
printf(" 组员：谢虎 \n");
printf(" 肖开文 \n");
printf(" 陈亭旭 \n");
printf(" 陈雨晴 \n");
printf(" 夏荫荫 \n");
printf(" -----------------------------------------------------------------------\n");
printf(" 用户名登陆 \n");
for(h=0;h!=5;)
{
printf("\t\t\t\t 用户名:");
gets(person);
flag1=strcmp(person,name);
printf("\t\t\t\t 密码:")
for (i=0;i<9;i++)
{
password1[i]=getch(); /*从控制台读取一个字符，但不显示在屏幕上*/
if (password1[i]==8)
{ i=i-2;
printf("\b \b");
}
else
{
if(password1[i]==13) break;
printf("*");
}
}
password1[i]='\0'; /*字符串的结束符*/
printf("\n");
flag2=strcmp(password,password1);
if(flag1==0 && flag2==0)
{
printf(" \n");
printf(" \n");
printf(" \n")
printf("\t\t\t\t 登陆成功!\n\n");
printf("\t\t\t欢迎进入学校教材信息管理系统\n\n");
menu();
break;
}
else
{
printf ("\t\t\t 用户名或密码错误!\n\n");
printf ("\t\t\t 请注意：您还剩%d次机会!\n\n",4-h);
h++;
}
}
if (h==5)
printf ("对不起，您输入的用户名或密码有误,已被强制退出。\n");
}
void menu()
{
int select; //选择标志(1--6间)
system("cls");
printf("\t\t\t学员成绩管理系统\n");
printf("***************************\n");
printf("* * \n");
printf("*[1]输入数据 \n");
printf("*[2]查找数据 \n");
printf("*[3]修改数据 \n");
printf("*[4]删除数据 \n");
printf("*[5]数据排序 \n");
printf("*[6]退出 \n");
printf("* * \n");
printf("***************************\n");
printf("请输入你的选项(1--6)：");
scanf("%d",&select);
switch(select) //判断选择
{
case 1:input();break;
case 2:find();break;
case 3:xiugai();break;
case 4:del();break;
case 5:sort();break;
case 6:exit(0);break;
}
}
void sort()
{
char r3[8],r4[4],r5[6];
int i,j,r6,r2;
float r1,r7;
system("cls");
printf("\n\n\n");
printf("\t\t\t************************\n");
printf("\n");
printf("\t\t\t欢迎进入教材单价排序系统\n");
printf("\n");
printf("\t\t\t************************\n");
printf("\n\n\n");
printf("\t\t排序结果如下（单价由低到高）:\n");
for(j=0;j<c;j++)
{
for(i=0;i<(c)-j;i++)
if(stu[i].dj>stu[i+1].dj)
{
r1=stu[i].dj; stu[i].dj=stu[i+1].dj; stu[i+1].dj=r1;
r6=stu[i].dgsl; stu[i].dgsl=stu[i+1].dgsl; stu[i+1].dgsl=r6;
r2=stu[i].jcbh; stu[i].jcbh=stu[i+1].jcbh; stu[i+1].jcbh=r2;
r7=stu[i].cbsj; stu[i].cbsj=stu[i+1].cbsj; stu[i+1].cbsj=r7;
strcpy(r3,stu[i].cbs); strcpy(stu[i].cbs,stu[i+1].cbs); strcpy(stu[i+1].cbs,r3);
strcpy(r4,stu[i].zz); strcpy(stu[i].zz,stu[i+1].zz); strcpy(stu[i+1].zz,r4);
strcpy(r5,stu[i].jcmc); strcpy(stu[i].jcmc,stu[i+1].jcmc); strcpy(stu[i+1].jcmc,r5);
}
}
for(i=0;i<=c;i++)
{ printf("单价:%.1f\n",stu[i].dj);
printf("作者:%s\n",stu[i].zz);
printf("出版社:%s\n",stu[i].cbs);
printf("教材编号:%d\n",stu[i].jcbh);
printf("教材名称:%s\n",stu[i].jcmc);
printf("出版时间:%.1f\n",stu[i].cbsj);
printf("订购数量:%d\n",stu[i].dgsl);
printf("\n");}
printf("\n按回车键返回菜单……\n");
getchar();
getchar();
menu();
}
void input()
{
int i; //循环变量
system("cls"); //清屏
printf("请输入教材的数量:");
scanf("%d",&c); //下标C保存多本教材
c--;
if(c>NUM)
{
printf("最多输入%d本\n",NUM);
printf("按任意键返回");
getchar();
getchar();
input(); //递归调用
}
for(i=0;i<=c;i++) //NUM是一个常量
{
printf("\n第%d本教材的编号:",i+1);
scanf("%d",&stu[i].jcbh);
printf("第%d本教材的名称:",i+1);
scanf("%s",stu[i].jcmc);
printf("第%d本教材的作者:",i+1);
scanf("%s",stu[i].zz);
printf("第%d本教材的出版社:",i+1);
scanf("%s",&stu[i].cbs);
printf("第%d本教材的出版时间:",i+1);
scanf("%f",&stu[i].cbsj);
printf("第%d本教材的单价:",i+1);
scanf("%f",&stu[i].dj);
printf("第%d本教材的数量:",i+1);
scanf("%d",&stu[i].dgsl);
}
printf("\n按回车键返回主菜单……\n");
getchar();
getchar();
menu();
}
void find()
{int jcbh1; //教材的编号
int flag; //选择标志
int i; //循环变量
system("cls"); //清屏
printf("\t\t\t****************^*^**************\n");
printf("\n");
printf("\t\t\t﹌﹌﹌﹌﹌⊙·⊙﹌﹌⊙·⊙﹌﹌﹌﹌﹌\n");
printf("\n");
printf("\t\t\t¤ 欢迎来到信息查找系统 ¤\n");
printf("\t\t\t ● ◇◇ ● \n");
printf("\t\t\t ╱▇╲ 来找我吧！ ╱▇╲\n");
printf("\n");
printf("\t\t\t************************************\n");
printf("\n\n\n");
printf("请输入你要查找的教材的编号:");
scanf("%d",&jcbh1);
for(i=0;i<=c;i++)
{if(stu[i].jcbh==jcbh1)
{
printf("\n==**==**==** %s的教材信息 **==**==**==**==**\n",stu[i].jcmc);
printf("编号: %d\n",stu[i].jcbh);
printf("作者: %s\n",stu[i].zz);
printf("出版社: %s\n",stu[i].cbs);
printf("出版时间: %.1f\n",stu[i].cbsj);
printf("单价: %.1f\n",stu[i].dj);
printf("数量: %d\n",stu[i].dgsl);
}
}
printf("\n按回车键返回主菜单……\n");
getchar();
getchar();
menu();
}
void xiugai() /*修改数据函数*/
{
int i,x;
system("cls"); //清屏
printf("输入要修改的教材编号:");
fflush(stdin);
scanf("%d",&x);
for(i=0;i<NUM;i++)
{
if(stu[i].jcbh==x)
{
system("cls");
printf("\n\t\t输入修改后教材信息\n");
printf("\n输入教材的编号:");
fflush(stdin);
scanf("%u",&stu[i].jcbh);
printf("\n输入教材的名称:");
fflush(stdin);
gets(stu[i].jcmc);
printf("\n输入教材的作者:");
fflush(stdin);
scanf("%f",&stu[i].zz);
printf("\n输入教材的出版社:");
fflush(stdin);
scanf("%f",&stu[i].cbs);
printf("\n输入教材的出版时间:");
fflush(stdin);
scanf("%f",&stu[i].cbsj);
printf("\n输入教材的单价:");
fflush(stdin);
scanf("%f",&stu[i].dj);
printf("\n输入教材的数量:");
fflush(stdin);
scanf("%f",&stu[i].dgsl);
printf("\n\n");
menu();
break;
}
}
printf("\n按回车键返回主菜单……\n");
getchar();
getchar();
menu();
}
void del()//删除的功能
{ int n,j;
system("cls"); //清屏
printf("\t\t\t\t Welcome!\t\t\t\t\t\t\t\n");
printf("\t\t\t\t▽▽△△△▽▽\t\t\t\t\t\t\n");
printf("\t\t\t\t☆信息删除系统☆\t\t\t\t\t\n");
printf("\t\t\t\t▽▽△△△▽▽\t\t\t\t\t\t\n");
printf("\n\n");
printf("\t\t\t删\t\t除\t\t前\t\t\t\n");
printf("\t\t ○ ○ ○ ○ ○ \n");
printf("\t\t ● ● ● ● ● ● ● ● ● ● \n");
printf("\t\t ○ 请 ○ 认 ○ 真 ○ 思 ○ 考 ○\n");
printf("\t\t ● ● ● ● ● ● ● ● ● ● \n");
printf("\t\t ○ ○ ○ ○ ○ \n");
printf("请输入教材编号:\n");
scanf("%d",&n);
for( j=0;j<=c;j++)
{
if (stu[j].jcbh==n)
{
int i=j;
while(i++!=c)
stu[i-1]=stu[i];
}
}
--c;
menu();//返回主菜单
}
