60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#define MAX_PIZZAS 100
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#define MAX_NAME_LENGTH 101
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typedef struct {
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char name[MAX_NAME_LENGTH];
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double price;
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} Pizza;
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int compare(const void *a, const void *b) {
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const Pizza *pizzaA = (const Pizza *)a;
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const Pizza *pizzaB = (const Pizza *)b;
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if (pizzaA->price != pizzaB->price) {
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return (pizzaA->price < pizzaB->price) ? -1 : 1;
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}
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return strcasecmp(pizzaA->name, pizzaB->name);
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}
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int readPizza(Pizza *pizza) {
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if (!fgets(pizza->name, sizeof(pizza->name), stdin)) return 0;
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pizza->name[strcspn(pizza->name, "\n")] = 0;
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char priceStr[10];
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if (!fgets(priceStr, sizeof(priceStr), stdin)) return 0;
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priceStr[strcspn(priceStr, "\n")] = 0;
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char *endptr;
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pizza->price = strtod(priceStr, &endptr);
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return *endptr == '\0';
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}
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int main() {
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Pizza menu[MAX_PIZZAS];
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int count = 0;
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while (count < MAX_PIZZAS) {
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if (!readPizza(&menu[count])) break;
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count++;
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}
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qsort(menu, count, sizeof(Pizza), compare);
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for (int i = 0; i < count; i++) {
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printf("%s\n%.6f\n", menu[i].name, menu[i].price);
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}
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return 0;
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} |