C语言:职工信息管理系统

#include
#include
#include
#include
#include
#define MAX_LEN 20
#define WOR_NUM 200
#define MAX_ADD 20
#define N 30
typedef struct Worker
{
    long long  id; //编号
    char name[MAX_LEN];   //姓名
    int  age;  //年龄
    char add[MAX_ADD];  //职位
    int wage;  //工资
    long long num;  //手机号码
}WOR;
WOR   wor[WOR_NUM];
int ch = -1;
int   Menu(void);
int   n = 0;  

int Menu(); //主菜单
void choose(int ch); //选择
void ReadData();  //读入数据
void Searchbyid();  //通过年龄搜索信息
void SortByid();  //按年龄从小到大排序
void Modifydata();  //修改信息
void Deletedatd();  //删除信息

int main()
{
    printf("请输入职工的数量n(n<=200):n");
    scanf("%d", &n);
    while (1) {
        ch = Menu();
        choose(ch);
        ch = -1;
    }
}




int Menu()
{
    int ch;
    printf("**********************┍ -----------------------┑ *********************n");
    printf("********************** 欢迎使用职工管理系统  *********************n");
    printf("**********************┕------------------------┙ *********************n");
    printf("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx菜单xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxn");
    printf("======================================================================n");
    printf(".......       1.录入信息        .....          2.查询信息      .......n");
    printf(".......       3.排序功能        .....          4.修改信息      .......n");
    printf(".......       5.删除数据        .....          0.退出系统      .......n");

    printf("请输入你的选择:n");
    scanf("%d", &ch);
    return ch;
}

void choose(int ch)
{
    switch (ch)
    {
    case 1:
        printf("请输入编号,姓名,年龄,职位,工资,手机号(Pause:0):n");
        ReadData();
        break;
    case 2:
        printf("请输入你想要查询的编号: n");
        Searchbyid();
        break;
    case 3:
        SortByid();
        break;
    case 4:
        Modifydata();
        break;
    case 5:
        Deletedatd();
        break;
    case 0:
        printf("项目结束!");
        exit(0);
    default: printf("Input error!n");
    }
}

void ReadData() //读入数据
{
    int i;
    for (i = 0; i < n; i++)
    {
        printf("编号:");
        scanf("%lld", &wor[i].id);
        if (wor[i].id == 0)break;
        getchar();
        printf("姓名:");
        gets(wor[i].name);
        printf("年龄:");
        scanf("%d", &wor[i].age);
        printf("工资:");
        scanf("%d", &wor[i].wage);
        printf("职位:");
        scanf("%s", &wor[i].add);
        getchar();
        printf("手机号:");
        scanf("%lld", &wor[i].num);
        printf("n");
    }
}


void Searchbyid()  //2.查找
{
    long long int term = -1;
    int i;
    scanf("%lld", &term);
    for (i = 0; i < n; i++)
    {
        if (term == wor[i].id)
        {
            printf("编号:%lldn", wor[i].id);
            printf("姓名:%sn", wor[i].name);
            printf("年龄:%dn", wor[i].age);
            printf("工资:%dn", wor[i].wage);
            printf("职位:%sn", wor[i].add);
            printf("手机号:%lldn", wor[i].num);
            term = -2;
        }
    }
    if (term != -2)
    {
        printf("Not found!n");
    }
}


void SortByid()  //3.排序
{
    WOR temp1 = { 0 };
    int i, j;
    for (i = 0; i < n - 1; i++)
    {
        if (wor[i].id > wor[i + 1].id)
        {
            temp1 = wor[i];
            wor[i] = wor[i + 1];
            wor[i + 1] = temp1;
        }
    }
    for (j = 0; j < n; j++)
    {
        printf("编号:%lldn", wor[j].id);
        printf("姓名:%sn", wor[j].name);
        printf("年龄:%dn", wor[j].age);
        printf("工资:%dn", wor[j].wage);
        printf("职位:%sn", wor[j].add);
        printf("手机号:%lldn", wor[j].num);
        printf("n");
    }
}


void Deletedatd()//4.删除信息
{
    int i, j, flag = 0;
    long long  id1;
    printf("请输入编号:n");
    scanf("%lld", &id1);
    for (i = 0; i < n; i++)
    {
        if (wor[i].id == id1)
        {
            flag = 1;
            for (j = i; j < n - 1; j++)
            {
                wor[j] = wor[j + 1];
            }

        }
    }
}


void Modifydata()  //5.修改信息
{

    int i, item, j = -1;
    long long s1;
    printf("请输入编号:n");
    scanf("%lld", &s1);
    for (i = 0; i < n; i++)
    {
        if (wor[i].id == s1)
        {
            j = i;
            printf("1.修改名字:n");
            printf("2.修改年龄:n");
            printf("3.修改工资:n");
            printf("4.修改地址:n");
            printf("5.修改手机号:n");
            printf("0.结束项目!n");
            while (1)
            {
                printf("请选择:");
                scanf("%d", &item);
                switch (item)
                {
                case 1:
                    printf("请输入新的名字:n");
                    scanf("%s", &wor[j].name);
                    break;
                case 2:
                    printf("请输入新的年龄:n");
                    scanf("%d", &wor[j].age);
                    break;
                case 3:
                    printf("请输入新的工资:n");
                    scanf("%d", &wor[j].wage);
                    break;
                case 4:
                    printf("请输入新的地址:n");
                    scanf("%s", &wor[j].add);
                    break;
                case 5:
                    printf("请输入新的手机号:n");
                    scanf("%lld", &wor[j].num);
                    break;
      
                default: printf("输入错误!n");
                }
                if (item == 0)
                    break;
            }
        }
    }
}

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