usaa24/cv1/program.c

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

#define LINESIZE 100
#define MENU_SIZE 100

struct pizza {
    char name[LINESIZE];
    float price;
};

char hacker_script(char l) {
    switch (tolower(l)) {
        case 'o': return '0';
        case 'i': return '1';
        case 'z': return '2';
        case 'e': return '3';
        case 'a': return '4';
        case 's': return '5';
        case 'b': return '6';
        case 't': return '7';
        case 'q': return '9';
        default: return tolower(l);
    }
}

void transform_to_hacker_script(const char *src, char *dest) {
    while (*src) {
        if (isupper(*src)) {
            *dest++ = tolower(*src);
        } else {
            *dest++ = hacker_script(*src);
        }
        src++;
    }
    *dest = '\0';
}

int contains_normalized(const char *name, const char *search) {
    char transformed_name[LINESIZE], transformed_search[LINESIZE];

    transform_to_hacker_script(name, transformed_name);
    transform_to_hacker_script(search, transformed_search);

    return strcasestr(transformed_name, transformed_search) != NULL;
}

int read_pizza(struct pizza *item) {
    char line[LINESIZE];

    if (!fgets(item->name, LINESIZE, stdin)) {
        return 0;
    }
    item->name[strcspn(item->name, "\n")] = '\0';

    if (!fgets(line, LINESIZE, stdin)) {
        return 0;
    }

    char *endptr;
    item->price = strtof(line, &endptr);
    if (endptr == line || *endptr != '\n') {
        return 0;
    }

    return 1;
}

int main() {
    struct pizza menu[MENU_SIZE];
    char search[LINESIZE];
    int count = 0;

    printf("Zadaj hladanu surovinu:\n");
    fgets(search, LINESIZE, stdin);
    search[strcspn(search, "\n")] = '\0';

    for (int i = 0; search[i]; i++) {
        search[i] = tolower(search[i]);
    }

    printf("Zadaj jedalny listok:\n");
    while (read_pizza(&menu[count])) {
        count++;
    }

    int found_count = 0;
    for (int i = 0; i < count; i++) {
        if (contains_normalized(menu[i].name, search)) {
            printf("%s\n%.2f\n", menu[i].name, menu[i].price);
            found_count++;
        }
    }

    if (found_count == 0) {
        printf("\n");
    }

    printf("Nacitanych %d poloziek.\n", count);

    return 0;
}