/* Martin Hess, 9.05.2001 MC1 TSU */
#include <stdio.h>
#include <conio.h>
#include <math.h>

void crt_init(void);                 // Initialisiert Screem
float get_price(void);               // Eingabe Preis
int get_piece(void);                 // Eingabe St…kzahl
float calc_rabatt(float tot_price);  // Berechnet Rabatt
int calc_add(int x);                 // Berechnet R《tzuschlag
float calc_small(float price);       // Berechnet Versandkostenanteil
void output(int count, float price); // Ausgabe

/* Globale Variablen */

void main(void)
{
/* lokale Variablen */
float price;
int count;
int rabatt;

/* Beginn main */
crt_init();
price = get_price();
count = get_piece();
price = count * price; // Totalbetrag
price = calc_rabatt(price);
price = price + calc_add(count);
price = calc_small(price);
output(count,price);
} // of main

void crt_init(void)
{
clrscr();
gotoxy(25,1);
printf("*****   喘ung 8 Martin Hess *****");
gotoxy(25,2);
printf("*****   Preisberechnung     *****");
} // of crt_init

float get_price(void)
{
float pps;

printf("\n\n Preis pro St…k : ");
scanf("%f",&pps);
return(pps);
} // of get_price

int get_piece(void)
{
int count;

printf(" Anzahl St…k    : ");
scanf("%d",&count);
return count;
} // of get_piece

float calc_rabatt(float tot_price)
{
float new_pr;

new_pr = tot_price;
if (tot_price > 100.0) new_pr = tot_price * 0.97;
if (tot_price > 250.0) new_pr = tot_price * 0.95;
return(new_pr);
} // of calc_rabatt

int calc_add(int x)
{
int additional = 0;

if (x <= 10 ) additional = 10;
if (x = 1 ) additional = 25;
return(additional);
} // of calc_add

float calc_small(float price)
{
float new_pr;

new_pr = price;
if (price < 200.0) new_pr += 7.5;
return(new_pr);
} // of calc_small

void output(int count, float total)
{
char nothing [2];

printf("\n\n\n**    Ausgabe    **");
printf("\n\n St…kzahl  :   %d",count);
printf("\n Totalpreis : %8.2f",total);
printf("\n\n** Berechnung beendet. Bitte Emter dr…ken **");
gets(nothing);
gets(nothing);
} // of output