如何用C语言链表实现工资管理系统

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题目：建立工资管理系统，对职工工资的相关信息进行管理。职工工资相关信息包括职工工号，职工姓名，月份，每月工资和年度总工资等，具体要求如下;

建立该系统的存储结构
2、录入职工某个月的工资
3、查找某个职工某个月的工资
4、修改某个职工某个月的工资
5、删除每个职工的工资相关信息
6、统计某个职工年度总工资
7、对职工的月工资或年度总工资进行排名

源码

#include <stdio.h>#include <stdlib.h>#include <string.h>typedef struct worker{    char no[12];         //职工工号    char name[40];       //姓名    int month[12];       //月份    float gz[12];        //月工资    float total;         //年度总工资    struct worker *next; //指向下一节点的指针} Worker;//相关的函数声明Worker *CreateList(Worker *L, int n);               //根据输入的职工人数，批量创建节点void DeleteList(Worker *L, char n[]);               //删除节点void LIstSearch(Worker *L, char n[]);               //查找职工工资信息void InsertInfo(Worker *L);                         //插入职工工资信息void SearchMonthSalary(Worker *L, char n[], int m); //查找某个职工的某个月的工资void Input(Worker *p, int i);                       //为节点的数据域赋值void Print(Worker *L);                              //输出整个链表的数据void Modify(Worker *L, char n[], int m, float s);   //修改某个职工的工资void menu();                                        //工资管理系统的菜单void Save(Worker *L);                               //将职工的工资信息保存至文件void Bubble_sort(Worker *L);                        //冒泡排序实现对链表节点的排序void StatiTotal(Worker *L,char n[]);                //统计某个职工年度总工资//根据输入的职工人数，批量创建节点Worker *CreateList(Worker *L, int n) //n为输入的职工人数{    int i;    for (i = 0; i < n; i++)    {        Worker *p;                                    //将新生成的节点插入到链表中        p = NULL;        p = (Worker *)malloc(sizeof(Worker));        Input(p, i);                                //为节点的数据域赋值        p->next = L->next;        L->next = p;    }    return L;}void DeleteList(Worker *L, char n[]) //按姓名删除职工信息{    int i;    Worker *p = L->next, *pre = L; //定义p指针指向头节点的指向，定义pre指向头节点，pre始终指向p的前驱节点    if (p == NULL)        printf("数据为空，无法删除！");    else    {        while (strcmp(p->name, n) != 0)        {            pre = p;            p = pre->next;            if (p == NULL)            {                printf("没有找到相关信息，无法删除\n");                return;            }        }        pre->next = p->next;        free(p);        printf("删除成功");    }}//向链表中插入职工工资信息void InsertInfo(Worker *L){    int j, k;    Worker *p = NULL;    p = (Worker *)malloc(sizeof(Worker)); //生成一个新节点p    p->total = 0;    printf("请输入要插入的职工的职工工号:");    scanf("%s", &p->no);    printf("请输入要插入的职工的姓名:");    scanf("%s", &p->name);    for (k = 0, j = 1; j <= 12, k < 12; j++, k++)        p->month[k] = j;    printf("请输入要插入的职工的月工资(用空格隔开):");    for (j = 0; j < 12; j++)    {        scanf("%f", &p->gz[j]); //输入每个月的工资        p->total += p->gz[j];   //计算总工资    }    p->next = L->next;    L->next = p;    printf("插入成功!");}void LIstSearch(Worker *L, char n[]){    int i;    Worker *p = L->next;    while (p != NULL)    {        if (strcmp(p->name, n) == 0)        {            printf("\n该职工的工资的信息如下:\n");            printf("职工编号:");            printf("%s\t\n", p->no);            printf("姓名:");            printf("%s\n", p->name);            printf("该职工12个月的月工资如下:");            for (i = 0; i < 12; i++)                printf("%.2f ", p->gz[i]);            printf("\n该职工的年度总工资为:");            printf("%.2f", p->total);            printf("\n\n");            printf("\n");            p = p->next;        }        else            p = p->next;    }}void SearchMonthSalary(Worker *L, char n[], int m){    int i;    Worker *p = L->next;    while (p != NULL)    {        if (strcmp(p->name, n) == 0)        {            switch (m)            {            case 1:                printf("该职工%d月的工资为%.2f", p->month[0], p->gz[0]);                break;            case 2:                printf("该职工%d月的工资为%.2f", p->month[1], p->gz[1]);                break;            case 3:                printf("该职工%d月的工资为%.2f", p->month[2], p->gz[2]);                break;            case 4:                printf("该职工%d月的工资为%.2f", p->month[3], p->gz[3]);                break;            case 5:                printf("该职工%d月的工资为%.2f", p->month[4], p->gz[4]);                break;            case 6:                printf("该职工%d月的工资为%.2f", p->month[5], p->gz[5]);                break;            case 7:                printf("该职工%d月的工资为%.2f", p->month[6], p->gz[6]);                break;            case 8:                printf("该职工%d月的工资为%.2f", p->month[7], p->gz[7]);                break;            case 9:                printf("该职工%d月的工资为%.2f", p->month[8], p->gz[8]);                break;            case 10:                printf("该职工%d月的工资为%.2f", p->month[9], p->gz[9]);                break;            case 11:                printf("该职工%d月的工资为%.2f", p->month[10], p->gz[10]);                break;            case 12:                printf("该职工%d月的工资为%.2f", p->month[11], p->gz[11]);                break;            default:                break;            }            p = p->next;        }        else            p = p->next;    }}void Bubble_sort(Worker *L)//冒泡排序实现对链表节点的排序{    Worker *p,*q,*tail,*l;    tail = NULL;    while((L->next->next) != tail)    {        p = L;        q = L->next;        while(q->next != tail)        {            if((q->total) > (q->next->total))            {                p->next = q->next;                q->next = q->next->next;                p->next->next = q;                q = p->next;            }            q = q->next;            p = p->next;        }        tail = q;    }    printf("排序完成！年度总工资从小到大结果如下:\n");    l=L->next;    while(l!=NULL)    {        if(l->next!=NULL)            {                printf("%s->",l->name);                l=l->next;            }        else        {            printf("%s",l->name);            l=l->next;        }    }}void StatiTotal(Worker *L,char n[])         //统计某个职工年度总工资{    int i;    Worker *p=L->next;    while(p!=NULL)    {        p->total=0;        if(strcmp(p->name,n)==0)        {            for(i=0;i<12;i++)                p->total+=p->gz[i];            printf("%s的年度总工资为%.2f",n,p->total);            break;        }        else            p=p->next;    }}void Modify(Worker *L, char n[], int m, float s){    int i,j;    Worker *p = L->next;    while (p != NULL)    {        if (strcmp(p->name, n) == 0)        {            switch (m)            {            case 1:                p->gz[0] = s;                break;            case 2:                p->gz[1] = s;                break;            case 3:                p->gz[2] = s;                break;            case 4:                p->gz[3] = s;                break;            case 5:                p->gz[4] = s;                break;            case 6:                p->gz[5] = s;                break;            case 7:                p->gz[6] = s;                break;            case 8:                p->gz[7] = s;                break;            case 9:                p->gz[8] = s;                break;            case 10:                p->gz[9] = s;                break;            case 11:                p->gz[10] = s;                break;            case 12:                p->gz[11] = s;                break;            default:                break;            }            p->total=0;            for(j=0;j<12;j++)                p->total+=p->gz[j];            p=p->next;        }        else            p = p->next;    }    printf("修改成功!");}void Input(Worker *p, int i){    int j, k;    p->total = 0;    printf("请输入第%d名职工的职工工号:", i + 1);    scanf("%s", &p->no);    printf("请输入第%d名职工的姓名:", i + 1);    scanf("%s", &p->name);    for (k = 0, j = 1; j <= 12, k < 12; j++, k++)        p->month[k] = j;    printf("请输入第%d名职工的月工资(用空格隔开):", i + 1);    for (j = 0; j < 12; j++)    {        scanf("%f", &p->gz[j]); //输入每个月的工资        p->total += p->gz[j];   //计算总工资    }}void Print(Worker *L)       //打印所有职工工资信息{    int i;    Worker *p = L->next;    while (p != NULL)    {        printf("职工编号:");        printf("%s\t\n", p->no);        printf("姓名:");        printf("%s\n", p->name);        printf("该职工12个月的月工资如下:");        for (i = 0; i < 12; i++)            printf("%.2f ", p->gz[i]);        printf("\n该职工的年度总工资为:");        printf("%.2f", p->total);        printf("\n\n");        p = p->next;    }}void Save(Worker *L){    int i;    Worker *p = L->next;    FILE *fp = fopen("WorkerSalaryInfo.txt", "w");    while (p != NULL)    {        fprintf(fp, "职工编号:");        fprintf(fp, "%s\t\n", p->no);        fprintf(fp, "姓名:");        fprintf(fp, "%s\n", p->name);        fprintf(fp, "该职工12个月的月工资如下:");        for (i = 0; i < 12; i++)            fprintf(fp, "%.2f ", p->gz[i]);        fprintf(fp, "\n该职工的年度总工资为:");        fprintf(fp, "%.2f", p->total);        fprintf(fp, "\n\n");        p = p->next;    }    fclose(fp);    printf("保存成功，已保存至当前目录下的‘WorkerSalaryInfo.txt'文件中");}void menu(){    printf("\t\t\t\t\t                                               \n");    printf("\t\t\t\t\t▔▔▔▔▔▔▔欢迎进入工资管理系统▔▔▔▔▔▔▔\n");    printf("\t\t\t\t\t1.录入职工每个月的工资信息                    \n");    printf("\t\t\t\t\t2.按姓名查找某个员工各月的工资                \n");    printf("\t\t\t\t\t3.按姓名查找某个职工的某个月的工资            \n");    printf("\t\t\t\t\t4.修改某个职工某个月的工资                    \n");    printf("\t\t\t\t\t5.删除某个职工的相关信息                         \n");    printf("\t\t\t\t\t6.插入职工工资信息                            \n");    printf("\t\t\t\t\t7.统计某个职工年度总工资                        \n");    printf("\t\t\t\t\t8.对职工的年度总工资进行从小到大排名            \n");    printf("\t\t\t\t\t9.输出所有职工工资信息                        \n");    printf("\t\t\t\t\t10、将所有职工的工资信息保存至文件            \n");    printf("\t\t\t\t\t0.退出                                    \n");    printf("\t\t\t\t\t▁▁▁▁▁▁▁▁▁▁谢谢使用▁▁▁▁▁▁▁▁▁\n");}int main(){    int item, n, m; //item用于接收输入的命令，n用于接收输入的职工人数    float s;    char nam[10];    Worker *L = (Worker*)malloc(sizeof(Worker));    L->next=NULL;    do    {        system("cls");         menu();        printf("\n请输入相应的数字，进行相应的操作:\n");        scanf("%d", &item);        switch (item)        {        case 1:            printf("请输入您要录入的职工人数:");            scanf("%d", &n);            L = CreateList(L, n);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 2:            printf("请输入您要查找的职工姓名:");            scanf("%s", &nam);            LIstSearch(L, nam);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 3:            printf("请输入您要查找的职工的姓名:");            scanf("%s", &nam);            printf("请输入您要查找该职工第几个月的工资(1到12):");            scanf("%d", &m);            SearchMonthSalary(L, nam, m);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 4:            printf("请输入您要修改的职工姓名:");            scanf("%s", &nam);            printf("\n请输入您要修改的月份:");            scanf("%d", &m);            printf("\n请输入您修改后的数据:");            scanf("%f", &s);            Modify(L, nam, m, s);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 5:            printf("请输入您要删除的职工姓名:");            scanf("%s", &nam);            DeleteList(L, nam);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 6:            InsertInfo(L);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 7:            printf("请输入您要查询的职工姓名:");            scanf("%s",&nam);            StatiTotal(L,nam);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 8:            Bubble_sort(L);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 9:            printf("全部职工的信息如下:\n\n");            Print(L);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 10:            Save(L);            getchar();            printf("\n请按任意键返回主菜单\n");            getchar();            break;        case 0:            printf("谢谢您使用工资管理系统，即将退出工资管理系统.....");            exit(0);            break;        }        printf("\n\n\n\n");    } while (item);    return 0;}

部分运行结果截图：

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