usaa24/cv1/program.c

#include <stdio.h>
#include <string.h>
#include <ctype.h>

#define LINESIZE 100

struct MenuItem {
    char dish[LINESIZE];
    float price;
};

// Function to normalize a string according to "Hacker Script" rules
void normalize(char* str) {
    for (int i = 0; str[i]; i++) {
        str[i] = tolower(str[i]);
        switch (str[i]) {
            case 'o': str[i] = '0'; break;
            case 'i': str[i] = '1'; break;
            case 'z': str[i] = '2'; break;
            case 'e': str[i] = '3'; break;
            case 'a': str[i] = '4'; break;
            case 's': str[i] = '5'; break;
            case 'd': str[i] = '6'; break;  // 'b' mapped to '6'
            case 't': str[i] = '7'; break;
            case 'b': str[i] = '8'; break;
            case 'q': str[i] = '9'; break;
            // We keep 'r', 'y', 'n', and 'd' unchanged to ensure proper matching
            default: break;
        }
    }
}

// Function to read a menu item
int read_menu_item(struct MenuItem* item) {
    if (fgets(item->dish, LINESIZE, stdin) == NULL) {
        return 0; // If reading failed
    }

    if (strcmp(item->dish, "end\n") == 0) {
        return 0; // Exit command "end"
    }

    item->dish[strcspn(item->dish, "\n")] = 0; // Remove newline character

    if (scanf("%f", &item->price) != 1) {
        getchar(); // Clear input buffer
        return 0; // If reading failed
    }
    getchar(); // Clear input buffer

    return 1; // Successful reading
}

int main(void) {
    struct MenuItem menu[LINESIZE];
    int item_count = 0;

    char search_string[LINESIZE];

    // Prompt for the ingredient to search
    printf("Zadaj hladanu surovinu: ");
    fgets(search_string, LINESIZE, stdin);
    search_string[strcspn(search_string, "\n")] = 0; // Remove newline character

    // Normalize the search string
    normalize(search_string); // Normalize the search string

    printf("Zadaj jedalny listok:\n");

    // Loop to read menu items
    while (item_count < LINESIZE) {
        struct MenuItem item;
        if (!read_menu_item(&item)) {
            break; // Exit loop on read error or "end"
        }
        
        // Normalize the dish name
        normalize(item.dish);
        menu[item_count++] = item; // Add item to menu
    }

    // Search for and print found dishes
    int found = 0;
    for (int i = 0; i < item_count; i++) {
        // Perform a direct search for the normalized dish against the normalized search string
        if (strstr(menu[i].dish, search_string) != NULL) { // Check if search_string is in dish
            printf("%s\n%.2f\n", menu[i].dish, menu[i].price);
            found = 1; // At least one dish found
        }
    }

    // Print message if search was unsuccessful
    if (!found) {
        printf("Zadana surovina nebola najdena.\n");
    }

    printf("Nacitanych %d poloziek.\n", item_count);
    
    return 0;
}