头文件的使用 这个如何运行起来呢 有图
程序清单9.9#include <stdio.h>
#include "hotel.h"
int main (void)
{
int nights;
double hotel_rate;
int code;
while ((code = menu()) != QUIT)
{
switch(code)
{
case 1:hotel_rate = HOTEL1;
break;
case 2:hotel_rate = HOTEL2;
break;
case 3:hotel_rate = HOTEL3;
break;
case 4:hotel_rate = HOTEL4;
break;
default:hotel_rate = 0.0;
printf("Oops!\n");
break;
}
nights = getnights();
showprice (hotel_rate,nights);
}
printf("Thank you and goodbye\n");
return 0;
}