hotel.h

C Primer Plus(第五版)中文版,不用多说了

/* hotel.h -- constants and declarations for hotel.c */
#define QUIT       5
#define HOTEL1    80.00
#define HOTEL2   125.00
#define HOTEL3   155.00
#define HOTEL4   200.00
#define DISCOUNT   0.95
#define STARS "**********************************"

// shows list of choices
int menu(void);

// returns number of nights desired
int getnights(void);

// calculates price from rate, nights
// and displays result
void showprice(double rate, int nights);