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253 lines
6.8 KiB
253 lines
6.8 KiB
#include<stdio.h>
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#include<string.h>
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#include<stdlib.h>
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struct time
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{
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int hour;
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int minute;
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};
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struct STUDENT
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{
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char id[20];
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char theclass[20];
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char name[20];
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int time_hour;
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int time_minute;
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struct time begin,end;
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}student[100];
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int n;
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static int i=0;
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void insert();
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void end_money();
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void select_id();
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void select_name();
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void select_class();
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int main()
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{
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printf(" \n\n\n\n\n\n\n\t\t 改革春风吹满地，工大学子真争气!\n");
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printf(" \t\t*********************************************\n");
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printf(" \t\t*********欢迎来到机房收费管理系统************\n");
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printf(" \t\t*********************************************\n");
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printf("\t\t制作者------------------------------王力宏(没错，就是我，哈哈！)");
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printf("\t\t\n 请按照要求完成相应操作以保证有良好的用户体验！\n");
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system("pause");
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system("cls");
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int i;
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for(;;)
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{
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printf(" \t\t*********************************\n");
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printf(" \t\t*********机房收费系统************\n");
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printf(" \t\t*********************************\n");
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printf(" 1.---------------输入学生信息:\n");
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printf(" 2.---------------结账:\n");
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printf(" 3.---------------按学号查询:\n");
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printf(" 4.---------------按班级查询:\n");
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printf(" 5.---------------按姓名查询:\n");
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printf(" 6.---------------退出系统:\n");
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printf("\n\n 请输入序号(1-6)选择功能:");
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printf("\n\n 温馨提示:只有当您已经录入相关信息后才能进行其他操作哦 亲！\n");
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scanf("%d",&i);
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switch(i)
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{
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case 1:{
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system("cls");
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insert();
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}break;
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case 2:{
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system("cls");
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end_money();
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}break;;
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case 3:{
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system("cls");
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select_id();
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}break;
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case 4:{
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system("cls");
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select_class();
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}break;
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case 5:{
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system("cls");
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select_name();
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}break;
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case 6:{
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printf(" 欢迎下次光临！");
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return 0;
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}
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}
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}
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system("pause");
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return 0;
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}
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void insert()
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{
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printf("请输入需要录入信息的学生总数(请输入0-100以内的整数):");
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scanf("%d",&n);
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for(int j=1;j<=n;j++)
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{
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printf("请输入第%d个学生的学号:",j);
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scanf("%s",&student[j-1].id);
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printf("请输入第%d个学生的姓名:",j);
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scanf("%s",&student[j-1].name);
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printf("请输入第%d个学生的班级:",j);
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scanf("%s",&student[j-1].theclass);
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printf("请输入第%d个学生的上机时间(例如12:00):",j);
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scanf("%d:%d",&student[j-1].begin.hour,&student[j-1].begin.minute);
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}
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printf("按任意键返回主菜单\n") ;
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system("pause");
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system("cls");
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}
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void end_money()
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{
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int m,minute,hour;
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char shuru[20];
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printf("请输入需要下机学生的学号或姓名:");
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scanf("%s",shuru);
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for(m=0;m<n;m++)
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{
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if(!strcmp(shuru,student[m].id))
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{
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printf("请输入%s的下机时间:",student[m].name);
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scanf("%d:%d",&student[m].end.hour,&student[m].end.minute);
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if(student[m].end.minute<student[m].begin.minute)
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{
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minute=student[m].end.minute+60-student[m].begin.minute;
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hour=student[m].end.hour-1-student[m].begin.hour;
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student[m].time_hour=hour;
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student[m].time_minute=minute;
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}
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else
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{
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minute=student[m].end.minute-student[m].begin.minute;
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hour=student[m].end.hour-student[m].begin.hour;
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student[m].time_hour=hour;
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student[m].time_minute=minute;
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}
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if(minute>0)
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{
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hour=hour+1;
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printf("上机时长为:%d:%d \n费用为:%d ",student[m].time_hour,student[m].time_minute,hour);
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}
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else
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{
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printf("上机时长为:%d:%d \n费用为:%d ",student[m].time_hour,student[m].time_minute,hour);
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}
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}
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else if(!strcmp(shuru,student[m].name))
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{
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printf("请输入%s的下机时间:",student[m].name);
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scanf("%d:%d",&student[m].end.hour,&student[m].end.minute);
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if(student[m].end.minute<student[m].begin.minute)
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{
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minute=student[m].end.minute+60-student[m].begin.minute;
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hour=student[m].end.hour-1-student[m].begin.hour;
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student[m].time_hour=hour;
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student[m].time_minute=minute;
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}
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else
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{
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minute=student[m].end.minute-student[m].begin.minute;
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hour=student[m].end.hour-student[m].begin.hour;
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student[m].time_hour=hour;
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student[m].time_minute=minute;
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}
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if(minute>0)
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{
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hour=hour+1;
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printf("上机时长为:%d:%d \n费用为:%d ",student[m].time_hour,student[m].time_minute,hour);
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}
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else
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{
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printf("上机时长为:%d:%d \n费用为:%d ",student[m].time_hour,student[m].time_minute,hour);
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}
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}
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}
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printf("按任意键返回主菜单\n") ;
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system("pause");
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system("cls");
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}
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void select_id()
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{
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char id[20];
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int m;
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printf("请输入需查找学生的学号:");
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scanf("%s",id);
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for(m=0;m<n;m++)
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{
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if(!strcmp(id,student[m].id))
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{
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printf("学号为:%s\t\n",student[m].id);
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printf("班级为:%s\t\n",student[m].theclass);
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printf("姓名为:%s\t\n",student[m].name);
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printf("上机开始时间为%d:%d\t\n",student[m].begin.hour,student[m].begin.minute);
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printf("上机结束时间为%d:%d\t\n",student[m].end.hour,student[m].end.minute);
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printf("上机时长为:%d:%d\n\t\n",student[m].time_hour,student[m].time_minute);
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}
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else if(m==n-1)
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{
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printf("没有该记录:\n");
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}
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}
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printf("按任意键返回主菜单\n") ;
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system("pause");
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system("cls");
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}
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void select_class()
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{
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char theclass[20];
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int m;
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printf("请输入需查找学生的班级:");
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scanf("%s",theclass);
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for(m=0;m<n;m++)
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{
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if(!strcmp(theclass,student[m].theclass))
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{
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printf("学号为:%s\t\n",student[m].id);
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printf("班级为:%s\t\n",student[m].theclass);
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printf("姓名为:%s\t\n",student[m].name);
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printf("上机开始时间为%d:%d\t\n",student[m].begin.hour,student[m].begin.minute);
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printf("上机结束时间为%d:%d\t\n",student[m].end.hour,student[m].end.minute);
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printf("上机时长为:%d:%d\n\t\n",student[m].time_hour,student[m].time_minute);
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}
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else if(m==n-1)
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{
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printf("没有该记录:\n");
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}
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}
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printf("按任意键返回主菜单\n") ;
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system("pause");
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system("cls");
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}
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void select_name()
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{
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char name[20];
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int m;
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printf("请输入姓名:");
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scanf("%s",name);
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for(m=0;m<n;m++)
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{
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if(!strcmp(name,student[m].name))
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{
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printf("学号为:%s\t\n",student[m].id);
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printf("班级为:%s\t\n",student[m].theclass);
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printf("姓名为:%s\t\n",student[m].name);
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printf("上机开始时间为%d:%d\t\n",student[m].begin.hour,student[m].begin.minute);
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printf("上机结束时间为%d:%d\t\n",student[m].end.hour,student[m].end.minute);
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printf("上机时长为:%d:%d\n\t\n",student[m].time_hour,student[m].time_minute);
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}
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else if(m==n-1)
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{
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printf("没有该记录:\n");
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}
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}
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printf("按任意键返回主菜单\n") ;
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system("pause");
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system("cls");
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}
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