Initializacia

cv2/program.c

@@ -1,55 +1,61 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <ctype.h>
 
-#define LINE_SIZE 100
-#define LIST_SIZE 100
+#define MAX_NAME_LENGTH 100
+#define MAX_ITEMS 100
 
-struct pizza{
-    char name[LINE_SIZE];
+typedef struct {
+    char name[MAX_NAME_LENGTH];
     float price;
-}
+} Pizza;
 
-int read_pizza_list(struct pizza* list){
-    char buffer[LINE_SIZE]
-    while(fgets(buffer, LINE_SIZT, stdin) == 0){
+int compare(const void *a, const void *b) {
+    Pizza *pizzaA = (Pizza *)a;
+    Pizza *pizzaB = (Pizza *)b;
 
+    if (pizzaA->price != pizzaB->price) {
+        return (pizzaA->price > pizzaB->price) - (pizzaA->price < pizzaB->price);
     }
+    return strcasecmp(pizzaA->name, pizzaB->name);
 }
 
-int read_item(struct pizza* list) {
+int read_pizza_list(Pizza *menu) {
+    int count = 0;
+    char input[MAX_NAME_LENGTH];
     
-}
+    // Nacitame pizza
+    while (count < MAX_ITEMS && fgets(input, sizeof(input), stdin)) {
+        input[strcspn(input, "\n")] = 0; // Odstran znak noveho riadku
         
-
-int main(){
-    struct pizza vacerajsia = {.name = "Vajcova pizza", .price = 0.2};
-    printf("Pizza: %s, cena: %f/n", vacerajsia.name, vacerajsia.price -0.1);
-    
-    // Prechadzajte vsetky miesta jedalneho listka
-    int counter = 0;
-    for (int i=0; i< LIST_SIZE; i++){
-        struct pizza item;
-        memset(&item,0,sizeof(struct pizza));
-        // Nacitajte polozku do pomocnej premennej
-        // Na nacitanie pouzite vlastny kod
-        int r = read_item(&item);
-        if (r){
-            // Ak sa nacitanie podarilo, skopirujte polozku do pola
-            memcpy(&listok[i],&item,sizeof(struct pizza));
-            // Spocitame uspesne nacitane polozky
-            counter += 1;
-        }
-        else{
-            // Ak sa nacitanie nepodarilo, nasli sme poslednu polozku
-            // Prerusim nacitanie
+        // Nacitame cenu pizze
+        char price_str[10];
+        if (fgets(price_str, sizeof(price_str), stdin) == NULL) {
             break;
         }
+        
+        float price = atof(price_str);
+        if (price <= 0) {
+            break;
         }
-    // Na konci budemem mat nacitany jedalny listok
-    // V premennej counter je pocet uspesne nacitanych poloziek
-    return 0;
+        
+        strncpy(menu[count].name, input, MAX_NAME_LENGTH - 1);
+        menu[count].price = price;
+        count++;
+    }
+    return count;
 }
 
+int main() {
+    Pizza menu[MAX_ITEMS];
     
+    int item_count = read_pizza_list(menu);
+    
+    qsort(menu, item_count, sizeof(Pizza), compare);
+    
+    for (int i = 0; i < item_count; i++) {
+        printf("%s\n%.6f\n", menu[i].name, menu[i].price);
+    }
+    
+    return 0;
+}