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标题:写了一个课设,但是查询功能有BUG,希望大佬可以帮助一下。
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写了一个课设,但是查询功能有BUG,希望大佬可以帮助一下。
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define M 80
//客户结构体
typedef struct client
{
    char name[12];  //姓名
    int sex;    //性别
    int age;    //年龄
    char id[20];     //身份证号
    int year;  //入住时间
    int month;
    int date;
}CLIENT;
//客房结构体
struct Hotel
{
    int roomid;
    int tel;     //用户的话
    int price;   //价格
    int sign;    //默认标记为空房间
    CLIENT client_list;    //客户信息
}room[M];

void Menu(); //目录界面
void dengji(struct Hotel room[]);
void savefile(struct Hotel room[],int i);
int readfile(struct Hotel room[]);
void tongji(struct Hotel room[]);
void chaxun(struct Hotel room[]);
void printmessage(struct Hotel room[],int n);
void xiugai(struct Hotel room[]);

//主函数
int main()
{
    int n;
    char reply;
    Menu();
    do{
        printf("请输入选项对应的数字:\n");
        scanf("%d",&n);
        while(n!=1&&n!=2&&n!=3&&n!=4)
        {
            printf("请输入各选项对应的数字!\n");
            scanf("%d",&n);
        }
        switch (n)
        {
        case 1:
            dengji(room);
            break;
        case 2:
            tongji(room);
            break;
        case 3:
            chaxun(room);
            break;
        case 4:
            xiugai(room);
            break;
        }
        printf("是否还要进入其它选项?(回复Y或N继续)\n");
        scanf(" %c",&reply);
      }while (reply=='Y');
      return 0;
}

//系统目录
void Menu()
{

    printf("************************客房管理系统***************************\n");
    printf(                       "\t\t\t 1————登记\n"                         );
    printf(                       "\t\t\t 2————统计\n"                         );
    printf(                       "\t\t\t 3————查询\n"                         );
    printf(                       "\t\t\t 4————修改\n"                         );
    printf("***************************************************************\n");
}

//登记客户信息
void dengji(struct Hotel room[])
{
    int x,j,i,flag;
    char answer;
    do
    {
    i=readfile(room);
    do
    {
        flag=0;
        printf("输入您想入住的房间号:(三位数)\n");
        scanf("%3d",&x);
        for(j=0;j<i;j++)
       {
           if(room[j].roomid==x)
           {
            printf("该房间已经被占用!\n");
            flag=1;
           }
        }
    }while(flag>0);
    room[i+1].roomid=x;
    printf("请输入您的电话:\n");
    scanf("%d",&room[i+1].tel);
    printf("入住价格\n");
    scanf("%d",&room[i+1].price);
    printf("请输入您的名字\n");
    scanf("%s",room[i+1].client_list.name);
    printf("性别:(1表示女,0表示男)\n");
    scanf("%d",&room[i+1].client_list.sex);
    printf("您的年龄:\n");
    scanf("%d",&room[i+1].client_list.age);
    printf("您的id:\n");
    scanf("%s",room[i+1].client_list.id);
    printf( "请输入入住年月日(格式:2015 11 11)\n");
    scanf("%4d%2d%2d",&room[i+1].client_list.year,&room[i+1].client_list.month,&room[i+1].client_list.date);
    savefile(room,i+1);
    printf("是否还要继续登记?(回复Y或N继续)\n");
    scanf(" %c",&answer);
    }while(answer=='Y');
}

//读取txt中的信息
int readfile(struct Hotel room[])
{
    FILE *fp;
    int i;
    if((fp=fopen("room.txt","r"))==NULL)
    {
            printf("Failure to open score.txt!\n");
            exit(0);
    }
    for (i=0;!feof(fp);i++)
    {
        fscanf(fp,"%5d",&room[i].roomid);
        fscanf(fp,"%6d",&room[i].price);
        fscanf(fp,"%15d",&room[i].tel);
        fscanf(fp,"%12s",room[i].client_list.name);
        fscanf(fp,"%4d",&room[i].client_list.sex);
        fscanf(fp,"%6d",&room[i].client_list.age);
        fscanf(fp,"%20s",room[i].client_list.id);
        fscanf(fp,"%7d",&room[i].client_list.year);
        fscanf(fp,"%5d",&room[i].client_list.month);
        fscanf(fp,"%5d",&room[i].client_list.date);

    }
    fclose(fp);
    return i;
}

//保存结构体数组信息到文件
void savefile(struct Hotel room[],int i)
{

    FILE *fp;
        if((fp = fopen("room.txt","a"))==NULL)
        {
            printf("Failure to open score.txt!\n");
            exit(0);
        }

        fprintf(fp,"%5d%6d%15d%12s%4d%6d%20s%7d%5d%5d",
                room[i].roomid,
                room[i].price,
                room[i].tel,
                room[i].client_list.name,
                room[i].client_list.sex,
                room[i].client_list.age,
                room[i].client_list.id,
                room[i].client_list.year,
                room[i].client_list.month,
                room[i].client_list.date);

    fclose(fp);
}

//统计模块
void tongji(struct Hotel room[])
{
    int n,x;
    int year,month,day,j,count=0;
    x=readfile(room);
    printf("请选择统计方式:1>统计房客数,2>统计某一天的房客数\n");
    scanf("%d",&n);
    switch (n)
    {
    case 1:
        printf("客房总数为:%d\n",x);
        break;
    case 2:
            printf("请输入具体时间:\n");
            scanf("%d%d%d",&year,&month,&day);
            for(j=0;j<x;j++)
            {
                if(room[j].client_list.year==year&&room[j].client_list.month==month&&room[j].client_list.date==day)
                {
                    count++;
                }
            }
            printf("%d年%d月%d号的房客数为%d",year,month,day,count);

    }
}

//查询模块
void chaxun(struct Hotel room[])
{
    int n,x,roomid,price,j;
    char name[12],id[20];
    x=readfile(room);
    printf("按房间号查询请按1;按价格查询请按2;按用户姓名查询请按3;按身份证号码查询请按4\n");
    scanf("%d",&n);
    switch(n)
    {
    case 1:
        printf("请输入房间号:\n");
        scanf("%d",&roomid);
            for(j=0;j<x;j++)
            {
                if(room[j].roomid==roomid)
                {
                    printf("room,[j]");
                }
            }
            break;
    case 2:
        printf("请输入价格:\n");
        scanf("%d",&price);
        for(j=0;j<x;j++)
        {
            if(room[j].price==price)
            {
                printf("room,[j]");
            }
        }
        break;
    case 3:
        printf("请输入客户姓名:\n");
        scanf("%s",name);
        for(j=0;j<x;j++)
        {
            if(strcmp(room[j].client_list.name,name)==0)
            {
                printf("room,[j]");
            }
        }
        break;
    case 4:
        printf("请输入身份证号码:\n");
        scanf("%s",id);
        for(j=0;j<x;j++)
        {
            if(strcmp(room[j].client_list.id,id)==0)
            {
                printf("room,[j]");
            }
        }
    }
}

//打印
void print(struct Hotel room[],int j)
{
    printf("%5d%6d%15d%12s%4d%6d%20s%7d%5d%5d\n",
                room[j].roomid,
                room[j].price,
                room[j].tel,
                room[j].client_list.name,
                room[j].client_list.sex,
                room[j].client_list.age,
                room[j].client_list.id,
                room[j].client_list.year,
                room[j].client_list.month,
                room[j].client_list.date);

}
void printmessage(struct Hotel room[],int n)
{
    int j;
    for(j=0;j<n;j++)
    {
        printf("%5d%6d%15d%12s%4d%6d%20s%7d%5d%5d\n",
            room[j].roomid,
            room[j].price,
            room[j].tel,
            room[j].client_list.name,
            room[j].client_list.sex,
            room[j].client_list.age,
            room[j].client_list.id,
            room[j].client_list.year,
            room[j].client_list.month,
            room[j].client_list.date);
    }
}
//保存所有信息到txt文件
void saveall(struct Hotel room[],int m)
{
    int j;
    FILE *fp;
        if((fp = fopen("room.txt","w"))==NULL)
        {
            printf("Failure to open score.txt!\n");
            exit(0);
        }
        for(j=0;j<m;j++)
        {
        fprintf(fp,"%5d%6d%15d%12s%4d%6d%20s%7d%5d%5d",
                room[j].roomid,
                room[j].price,
                room[j].tel,
                room[j].client_list.name,
                room[j].client_list.sex,
                room[j].client_list.age,
                room[j].client_list.id,
                room[j].client_list.year,
                room[j].client_list.month,
                room[j].client_list.date);
        }
    fclose(fp);
}

//修改模块
void xiugai(struct Hotel room[])
{
    int i, m, roomid;
    m = readfile(room);
    printf("请选择房间号:\n");
    scanf("%d",&roomid);
    for(i=0;i<m;i++)
    {
        if(room[i].roomid==roomid)
        {
            printf("请输入您的电话:\n");
            scanf("%d",&room[i].tel);
            printf("入住价格\n");
            scanf("%d",&room[i].price);
            printf("请输入您的名字\n");
            scanf("%s",room[i].client_list.name);
            printf("性别:\n");
            scanf("%d",&room[i].client_list.sex);
            printf("您的年龄:\n");
            scanf("%d",&room[i].client_list.age);
            printf("您的id:\n");
            scanf("%s",room[i].client_list.id);
            printf( "请输入入住年月日(格式:20150101)");
            scanf("%4d%2d%2d",&room[i].client_list.year,&room[i].client_list.month,&room[i].client_list.date);
        }
    }
    saveall(room,m);
}
搜索更多相关主题的帖子: struct int void printf scanf 
2019-01-02 15:44
wmf2014
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得分:20 
printf("room,[j]")什么鬼?这只能输出字符串room,[j]吧。

能编个毛线衣吗?
2019-01-02 17:08
快速回复:写了一个课设,但是查询功能有BUG,希望大佬可以帮助一下。
数据加载中...
 
   



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