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@ -0,0 +1,255 @@
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#include<stdio.h>
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#include<stdlib.h>
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#include<string.h>
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#define C 20 //电脑台数
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#define T (time-8)/2 //预定的时间段分成按数组形式的六段
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void JIEMIAN();
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void XINXI();
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void YUDING();
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void QUXIAO();
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void CHAXUN();
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void slove(int time);
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void dengdai(int i);
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int x[6]={0};
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int jiwei[6][20]={
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{1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1},
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{1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,0},
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{1,0,0,0,0,0,0,1,1,1,0,1,0,1,0,1,1,1,1,0},
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{1,1,0,0,1,1,1,1,1,0,0,0,0,0,0,1,1,1,1,1},
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{1,1,0,1,1,1,0,1,0,1,0,1,0,1,1,0,0,0,0,0}};//假设0为空机位，1为有机位，此数组为假设某人某次查询系统时的机位数的情况。
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struct wait{
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char number[3];
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char haoma[20];
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}w[C];//等待的结构体
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int main(void)
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{
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JIEMIAN();
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return 0;
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}
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void JIEMIAN()
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{
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int n,a;
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do
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{
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printf("\t\t—————————————机房机位预约系统—————————————\n");
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puts("\t\t —————————————菜单—————————————");
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puts("\t\t\t 1.查询某时间段机位信息.");
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puts("\t\t\t 2.预定一个空机位.");
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puts("\t\t\t 3.取消预订.");
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puts("\t\t\t 4.查询等待的信息.");
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puts("\t\t\t 5.退出系统.");
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puts("\t\t—————————————————————————————————\n");
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printf("\t请输入菜单内的1-5号选项进行服务:\n");
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scanf("%d",&n);
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if(n<1||n>5)
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{
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a=1;
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printf("输入错误，请重新选择.");
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getchar();
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}
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else
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a=0;
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}while(a==1);
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switch(n)
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{
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case 1:XINXI();break;
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case 2:YUDING();break;
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case 3:QUXIAO();break;
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case 4:CHAXUN();break;
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case 5:exit(0);break;
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}
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}
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void XINXI()
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{
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int time;
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printf("请输入8-20点的时间段:");
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scanf("%d",&time);
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if(time<8||time>=20)
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{
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printf(" 输入错误！\n");
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printf(" 请重新输入正确的时间!");
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XINXI();
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}
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if(time>=8&&time<20)
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{
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slove (time);
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JIEMIAN();
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}
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}
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void YUDING()
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{
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int time,i,a,b;
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char c;
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FILE *fp; //用文件存数据。
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printf("请输入8-20点时间段内，你想预定的时间:");
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scanf("%d",&time);
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if(time<8||time>=20)
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{
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printf(" 时间输入错误！\n");
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printf(" 请重新输入正确的时间!\n");
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printf("请输入8-20点时间段内，你想预定的时间:");
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scanf("%d",&time);
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}
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slove(time);
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i=0;
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if(x[T]>0)
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{
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if((fp=fopen("学生信息.txt","a"))==NULL)
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{
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printf("-无法打开文件!-\n");
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exit(0);
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}
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printf(" 请输入你的想要预定的机位号和电话(输入机位号和电话之间请使用空格)：");
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scanf("%s %s",w[i].number,w[i].haoma);
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for(i=0;i<1;i++)
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fwrite(&w[i],sizeof(struct wait),1,fp);
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fclose(fp); //把一个结构体单元加入文件中
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printf("\t\t ——请再次输入你想要预定的机位!(两次时间请相同，不然可能导致预定失败！)——\n");
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scanf("%d",&a);
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getchar();
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x[T]--;
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jiwei[T][a-1]=1;
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printf(" ——预订成功！——\n");
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JIEMIAN();
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}
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else
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{
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printf("\n\t ——这是最近的时间段没有被预定的电脑！——\n");
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for(i=T+1;i<6;i++)
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{
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time=9+2*i;
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slove(time);
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if(x[T]>0)
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printf("\t 最近的空闲的时间是：%d\n",2*i+8);
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break;
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}
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printf("\t 你想要预定吗？(请输入y/n表示是否预定)\n");
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scanf("%s",&c);
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getchar();
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if(c=='Y'||c=='y')
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{
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if((fp=fopen("学生信息.txt","r"))==NULL)
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{
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printf("-无法打开文件!-\n");
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exit(0);
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}
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else
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{
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printf("以下是等待列表：机位号码 电话号码\n");
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for(i=0;!feof(fp);i++)
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{
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fscanf(fp,"%s %s",&w[i].number,&w[i].haoma);
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}
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fclose;
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}
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for(i=0;i<10;i++)
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{
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dengdai(i);
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}
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printf("\n\t\t ——请输入你想预定的机位号和你的联系方式。——\n");
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if((fp=fopen("学生信息.txt","a"))==NULL)
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{
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printf("-无法打开文件!-\n");
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exit(0);
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}
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scanf("%s %s",w[i].number,w[i].haoma);
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for(i=0;i<1;i++)
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{
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fwrite(&w[i],sizeof(struct wait),1,fp);
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fclose(fp);
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}
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printf("请再次输入你想要预定的机位号！\n");
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scanf("%d",&b);
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x[T]--;//电脑数减一
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jiwei[T][b]=1;
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printf("\t 恭喜你预订成功，你将进入等待列表，请等待我们联系你。\n");
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JIEMIAN();
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}
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else JIEMIAN();
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}
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}
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void QUXIAO()
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{
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int time,n;
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printf("请输入你在8-20点时间内已经预定过的时间：\n");
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scanf("%d",&time);
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if(time<8||time>=20)
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{
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printf(" 时间输入错误！\n");
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printf(" 请重新输入正确的时间!");
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scanf("%d",&time);
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}
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if(time>=8&&time<20)
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{
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printf("\t 请输入你预定的机号：\n");
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scanf("%d",&n);
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}
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x[T]++;
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jiwei[T][n-1]=0;
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slove(time);
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printf("\t 取消成功！\n");
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JIEMIAN();
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}
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void CHAXUN()
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{
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int time,i;
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FILE *fp;
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printf(" ————请输入你要查找的时间(8-20点)：\n");
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scanf("%d",&time);
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if(time<8||time>=20)
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{
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printf(" 时间输入错误！\n");
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printf(" 请重新输入正确的时间!");
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scanf("%d",&time);
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}
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if(time>=8&&time<20)
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{
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if((fp=fopen("学生信息.txt","r"))==NULL)
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{
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printf("-无法打开文件!-\n");
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exit(0);
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}
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else
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{
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for(i=0;!feof(fp);i++)
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{
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fscanf(fp,"%s %s",&w[i].number,&w[i].haoma);
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}
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fclose;
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}
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for(i=0;i<10;i++)
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{
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dengdai(i);
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}
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JIEMIAN();
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}
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}
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void dengdai(int i)
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{
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printf("\t\t %s %s \n",w[i].number,w[i].haoma);
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}
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void slove(int time) //查找六个时间段中每个时间段的空机总数和位数
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{
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int i,j=0,k,l=0;
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int a[50];
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for(i=0;i<20;i++)
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{
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if(jiwei[T][i]==0)
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{
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l++;
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a[j++]=i;
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}
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}
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x[T]=l;
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printf("\t 目前正处于空置的电脑台数为：%d\n",x[T]);
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for(k=0;k<j;k++)
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{
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printf("\t 空置的电脑是：%d 号\n",a[k]+1);
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}
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}
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