汽车租赁管理系统———c语言课程设计

#include<stdio.h>

#include<string.h>

#include<stdlib.h>

#include<conio.h>

struct member

{

int cardnum;

char lendcar[10];

}member[5];

struct car

{

int carnum;

char carname[20];

float carprice;

char carcreat[20];

int turefalse;

}car[5];

struct card

{

int cardnum;

char sex[5];

char membersname[20];

long int memberstel;

}card[5];

findcar()

{

char carname[10];

int i;

printf("\n\n请输入你要查找的车型:\n");

scanf("%s",carname);

for(i=0;i<5;i++)

{

while(strcmp(carname,car[i].carname)==0)

{

if(car[i].turefalse==1)

{

printf(" 编号 车型牌 品

\n %d %s %s \n",car[i].carnum,car[i].carname,car[i].carcreat);

printf("\n\n");

printf("---------------此车现在无人租用\n.");

printf("---------------按任意键返回\n"); break;

}

else {printf("\n\n---------------这辆车已经有人借出\n");break;}

}

}

return 0;

}

findcar1()

{

char carcreat[10];

int i;

printf("\n\n请输入你要查找的品牌:\n");

scanf("%s",carcreat);

for(i=0;i<5;i++)

{

while(strcmp(carcreat,car[i].carcreat)==0)

{

if(car[i].turefalse==1)

{

printf(" 编号 车型 品牌\n %d %s %s \n",car[i].carnum,car[i].carname,car[i].carcreat);

printf("\n\n");

printf("---------------此车现在无人租用\n."); printf("---------------按任意键返回\n\n"); break; }

辆车已经有人借 else {printf("\n\n---------------这

出!\n");printf("---------------按任意键返回\n\n"); break; }

}

}

return 0;

}

chacar()

{

char ch5;

do

{

printf("\n\n 1: 按车型查找 \n");

printf(" 2: 按品牌查找 \n");

printf(" 0: 返回 \n");

printf(" 请输入0━2:\n");

ch5=getch();

switch(ch5)

{

case '1':findcar();getch();break;

case '2':findcar1();getch();break;

case '0':break;

default:printf("---------------无此操作!\n");getch();break;

}

}while(ch5!='0');

return 0;

}

lendcar()

{

int i,n;

int cardnum;

printf("\n\n请输入卡号 :\n");

scanf("%d",&cardnum);

for(i=0;i<5;i++)

{

if(card[i].cardnum==cardnum)

{

n=i;

printf("\n车型:");

scanf("%s",member[n].lendcar);

for(i=0;i<5;i++)

{ if(strcmp(car[i].carname,member[n].lendcar)==0)

{

if(car[i].turefalse==0)

{printf("---------------对不起，此车已被租出，请重新选择\n");

getch();return 0;

}

else

member[n].cardnum=cardnum;

for(i=0;i<5;i++)

{

if(strcmp(car[i].carname,member[n].lendcar)==0)

{

car[i].turefalse=0;

continue;

}

}

printf("\n\n---------------操作成功，请及时提车.");

printf("\n---------------按任意键返回...\n");

getch();

return 0;

}

}

printf("\n\n---------------错误操作.");

printf("\n---------------按任意键返回...\n");

getch();

return 0;

}

}

printf("\n\n---------------你的卡号不存在，请申请新卡.\n");

printf("\n---------------按任意键返回...\n");

getch();

return 0;}

huancar()

{

int i,n;

int cardnum;

char lendcar[10];

printf("\n\n\n");

printf(" --- 欢迎进入还车界面 ---");

printf("\n\n请你输入你的卡号 :");

scanf("%d",&cardnum);

for(i=0;i<5;i++)

{

if(card[i].cardnum==cardnum)

{

n=i;

printf("\n请输入你要归还的车型:");

scanf("%s",lendcar);

for(i=0;i<5;i++)

{

while(strcmp(member[i].lendcar,lendcar)==0)

{ car[i].turefalse=1;

break;

}

printf("\n\n---------------还车完毕.");

printf("\n---------------按任意键返回...\n");

getch();

return 1;

}

printf("\n\n---------------租赁记录不存在.");

printf("\n---------------按任意键返回...\n");

getch();

return 0;

}

else{

printf("\n\n---------------卡号不存在，请与管理员联系.\n");

printf("\n---------------按任意键返回...\n");

getch();

return 0;}}}

void addcard()

{

int i=0;

char choice;

for(i=0,choice='y';choice=='y'||choice=='Y';i++)

{

printf("\n\n卡号:");

scanf("%d",&card[i].cardnum);

printf("\n性别:");

scanf("%s",card[i].sex);

printf("\n姓名:");

scanf("%s",card[i].membersname);

printf("\n电话:");

scanf("%ld",&card[i].memberstel);

printf("\n\n是否要输入下一个人===============(y \\ n)\n\n");

scanf("%s",&choice);

}

printf("\n\n-----------------输入完毕.");

printf("\n---------------任意键返回...\n");

getch();

}

delcard()

{

int i;

int cardnum;

char choice;

printf("\n\n要删除的卡号:");

scanf("%d",&cardnum);

for(i=0;i<5;i++)

{

while(card[i].cardnum==cardnum)

{

printf("\n\n确认删除? (Y / N)\n");

scanf("%s",&choice);

if(choice=='y'||choice=='Y')

{

{ for(;i<5;i++)

card[i]=card[i+1];

}

printf("\n\n---------------已删除成功!\n---------------按任意键返回...\n");

getch();

return 0;

}

else

{ printf("---------------已取消删除\n\n"); getch(); return 0; }

}}}

void cardcount()

{

int i,n=0;

for(i=0;i<5;i++)

{ if(card[i].cardnum!=0)

{ printf("第%d张卡 \n",i+1);

printf(" 卡号 性别 姓名 电话\n");

printf("\t\t\n");

printf(" %d %6s %10s %ld \n\n",card[i].cardnum,card[i].sex,card[i].membersname,card[i].memberstel);

n++;

printf("\n");

} }

printf("---------------目前共有%d个会员.\n",n);

printf("---------------按任意键返回...\n");

getch();

}

void addcar()

{ char choice;

int i;

for(i=0,choice='y';choice=='y'||choice=='Y';i++)

{ printf("\n\n\n编号:");

scanf("%d",&car[i].carnum);

printf("\n\n车型:");

scanf("%s",car[i].carname);

printf("\n\n品牌:");

scanf("%s",car[i].carcreat);

printf("\n\n租金:");

scanf("%f",&car[i].carprice);

printf("\n\n请你设定车的状态===============(0-不在 \\ 1-在):");

scanf("%d",&car[i].turefalse);

printf("\n\n是否要输入下一辆车===============(y \\ n)\n\n");

scanf("%s",&choice);

}

printf("\n\n-----------------输入完毕.");

printf("\n---------------任意键返回...\n");

getch();

}

delcar()

{

int i,carnum;

char choice;

printf("\n\n");

printf("编号:\n");

scanf("%d",&carnum);

for(i=0;i<5;i++)

{ while(carnum==car[i].carnum)

{ printf("确认删除-----(y / n)?\n");

scanf("%s",&choice);

if(choice=='y'||choice=='Y')

{ {for(;i<5;i++) car[i]=car[i+1];}

printf("\n\n---------------已删除成功!\n---------------按任意键返回...\n");

getch();

return 0;

}

else

{ printf("---------------已取消删除\n\n"); } } }

printf("--------------------按任意键返回...\n");

getch();

return 0; }

void carcount()

{

int i,n=0;

for(i=0;i<5;i++)

{ if(car[i].carnum!=0&&car[i].carname!=0)

{

printf("\n\n第%d辆车\n编号 车型 品牌 租金 状态\n",i+1);

printf("\t\t\n");

printf(" %d %10s ",car[i].carnum,car[i].carname);

printf("%15s %4.2f %d=====(1在\\0不在)\n\n",car[i].carcreat,car[i].carprice,car[i].turefalse);

n=n+1;

} }

printf("\n\n---------------目前共有%d辆车.\n",n);

printf("---------------按任意键返回...\n");

}

void end()

{ printf("\n\n\n-------------------------------------------------------------------------------\n");

printf("\n");

printf(" --- 谢谢使用本系统, 再见! ---\n"); printf("\n\n\n\n");

}

void main()

{

char ch1,ch2,ch4;

do

{

printf("\n");

printf(" --- 制作： 学号： 班级: --- \n\n");

printf("\n --- 欢迎使用系统 ---"); printf("\n\n");

printf(" 请选择需要的服务:\n");

printf(" 1:查询汽车\n");

printf(" 2:办理租赁\n");

printf(" 3:管理系统 \n");

printf(" 4:归还登记\n");

printf(" 0:退出系统 \n");

printf("请输入数字0━4:\n");

ch1=getch();

switch(ch1)

{

case '1':chacar();break;

case '2':lendcar();;break;

case '3':{

do

{printf("\n\n 1:增加汽车\n");

printf(" 2:删除汽车 \n");

printf(" 3:汽车统计 \n");

printf(" 4:会员管理系统\n");

printf(" 0:返回首页 \n");

printf("请输入0━4:\n");

ch2=getch();

switch(ch2)

{

case '1':addcar(); break;

case '2':delcar();break;

case '3':carcount();getch();break;

case '4':{

do

{

printf("\n\n 1: 申请新卡 \n");

printf(" 2: 删除卡号 \n");

printf(" 3: 卡号统计\n");

printf(" 0: 返回\n");

printf("请输入0━3:\n");

ch4=getch();

switch(ch4)

{

case '1':addcard();break;

case '2':delcard();break;

case '3':cardcount();break;

case '0':break;

default:printf("无此操作!\n");getch();break; }

}while(ch4!='0');}break;

case '0':end();break;

default:printf("无此操作!\n");getch();break;

}

} while(ch2!='0');}break;

case '4':huancar();break;

case '0':end();break;

default:printf("无此操作!\n");getch();break;

}

}while(ch1!='0');

}