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test

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Weber 2024-10-04 15:11:03 +00:00
parent a0591fedab
commit af361fdfeb
1 changed files with 38 additions and 35 deletions
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73
cv2/program.c
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@ -1,56 +1,59 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <ctype.h>
#define MAX_PIZZAS 100 #define MAX_PIZZAS 100
#define MAX_TITLE_LENGTH 100 #define MAX_NAME_LENGTH 101
#define MAX_PRICE_LENGTH 10
typedef struct { typedef struct {
char title[MAX_TITLE_LENGTH]; char name[MAX_NAME_LENGTH];
float price; double price;
} Pizza; } Pizza;
int compare_pizzas(const void *a, const void *b) {
Pizza *pizza1 = (Pizza *)a;
Pizza *pizza2 = (Pizza *)b;
if (pizza1->price < pizza2->price) { int compare(const void *a, const void *b) {
return -1; const Pizza *pizzaA = (const Pizza *)a;
} else if (pizza1->price > pizza2->price) { const Pizza *pizzaB = (const Pizza *)b;
return 1;
} else {
return strcmp(pizza1->title, pizza2->title); if (pizzaA->price != pizzaB->price) {
return (pizzaA->price < pizzaB->price) ? -1 : 1;
} }
return strcasecmp(pizzaA->name, pizzaB->name);
}
int readPizza(Pizza *pizza) {
if (!fgets(pizza->name, sizeof(pizza->name), stdin)) return 0;
pizza->name[strcspn(pizza->name, "\n")] = 0;
char priceStr[10];
if (!fgets(priceStr, sizeof(priceStr), stdin)) return 0;
priceStr[strcspn(priceStr, "\n")] = 0;
char *endptr;
pizza->price = strtod(priceStr, &endptr);
return *endptr == '\0';
} }
int main() { int main() {
Pizza pizzas[MAX_PIZZAS]; Pizza menu[MAX_PIZZAS];
int num_pizzas = 0; int count = 0;
while (num_pizzas < MAX_PIZZAS) { while (count < MAX_PIZZAS) {
printf("Enter pizza title: "); if (!readPizza(&menu[count])) break;
fgets(pizzas[num_pizzas].title, MAX_TITLE_LENGTH, stdin); count++;
pizzas[num_pizzas].title[strcspn(pizzas[num_pizzas].title, "\n")] = 0;
printf("Enter pizza price: ");
char price_str[MAX_PRICE_LENGTH];
fgets(price_str, MAX_PRICE_LENGTH, stdin);
price_str[strcspn(price_str, "\n")] = 0;
char *endptr;
pizzas[num_pizzas].price = strtof(price_str, &endptr);
if (endptr == price_str || *endptr != '\0') {
break;
}
num_pizzas++;
} }
qsort(pizzas, num_pizzas, sizeof(Pizza), compare_pizzas);
for (int i = 0; i < num_pizzas; i++) { qsort(menu, count, sizeof(Pizza), compare);
printf("%s\n%.6f\n", pizzas[i].title, pizzas[i].price);
for (int i = 0; i < count; i++) {
printf("%s\n%.6f\n", menu[i].name, menu[i].price);
} }
return 0; return 0;