Posted on 2017-07-20 23:22
viery 閱讀(196)
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#define QUIT 5
#define DROOM 166.00
#define CROOM 266.00
#define BROOM 466.00
#define AROOM 666.00
#define DISCOUNT 0.95
#define STARS "******************************"
//顯示選擇列表
int menu(void);
//返回預定天數
int getnight(void);
//根據費率/入住天數計算總費用，并顯示結果
void
1#include <stdio.h>
2#include "hotel.h"
3
4int menu(void)
5
{
6
int code,status;
7
8 printf("\n%s%s\n",STARS,STARS);
9 printf("請按照提示選擇入住的房間：\n");
10 printf("%-20s %-20s","1）總統套房","2）豪華海景房" );
11 printf("\n%-20s %-20s","3）VIP客房","4）標準客房" );
12 printf("\n%-20s","5）退出菜單");
13 printf("\n%s%s\n",STARS,STARS);
14
15 while((status = scanf("%d",&code)) != 1 || (code <1 || code >5))
16
{
17 if(status !=1)
18 scanf("%*s");
19 printf("請輸入菜單上所顯示的選項 1-5。\n");
20
}
21 return code;
22
}
23
24int getnight(void)
25{
26 int nights,status;
27 printf("請輸入你要預定的天數：\n");
28 while((status = scanf("%d",&nights)) != 1 || (nights <1 || nights >1000))
29 {
30 if(status !=1)
31 scanf("%*s");
32 printf("請輸入菜單上所顯示的選項 1-1000。\n");
33 }
34
1#include <stdio.h>
2#include "hotel.h"
3
4int main()
5{
6 int nights;
7 double rate;
8 int code;
9
10
11
12 while((code=menu())!=QUIT)
13 {
14 switch (code)
15 {
16 case 1:rate=AROOM;
17 break;
18 case 2:rate=BROOM;
19 break;
20 case 3:rate=CROOM;
21 break;
22 case 4:rate=DROOM;
23 break;
24 default:
25 rate=0.0;
26 printf("無折扣!\n");
27 break;
28 }
29 nights=getnight();
30
31 showprice(rate,nights);
32 printf("謝謝，已成功預定，再見。\n");
33 break;
34 }
35
36
37
38 if(code==5)
39 printf("退出預定菜單，再見。\n");
40 return 0;
41}
42 return nights;
35
36} showprice(double rate,int nights);