Hello. I appriciate ur help with this. Unfortunatly code did not work in my vs code. One of the libraries lastly listed #include <openssl/sha.h> is not existing. Also, the bottom of code there is info that iv never used in my class, not sure. // Define the struct for a category. struct Category char name
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <openssl/sha.h>
// Define the maximum length of a string.
#define MAX_LENGTH 100
// Define the number of items in each category.
#define NUM_MEAT 2
#define NUM_DELI 2
#define NUM_PHARMACY 2
#define NUM_SEAFOOD 2
#define NUM_BEVERAGE 2
#define NUM_CANNED 2
#define NUM_JARRED 2
#define NUM_DRY_FOOD 2
#define NUM_DAIRY 2
#define NUM_BAKERY 2
#define NUM_PERSONAL_CARE 2
#define NUM_PAPER_GOODS 2
// Define the number of categories.
#define NUM_CATEGORIES 12
// Define the durable life period of each category.
#define DURABLE_LIFE_PERIOD_MEAT 5
#define DURABLE_LIFE_PERIOD_DELI 4
#define DURABLE_LIFE_PERIOD_PHARMACY 2
#define DURABLE_LIFE_PERIOD_SEAFOOD 3
#define DURABLE_LIFE_PERIOD_BEVERAGE 6
#define DURABLE_LIFE_PERIOD_CANNED 8
#define DURABLE_LIFE_PERIOD_JARRED 10
#define DURABLE_LIFE_PERIOD_DRY_FOOD 12
#define DURABLE_LIFE_PERIOD_DAIRY 7
#define DURABLE_LIFE_PERIOD_BAKERY 2
#define DURABLE_LIFE_PERIOD_PERSONAL_CARE 9
#define DURABLE_LIFE_PERIOD_PAPER_GOODS 14
// Define the encryption key for encryption method 1.
#define ENCRYPTION_KEY_1 "zyxwvutsrqponmlkjihgfedcba"
// Define the encryption key for encryption method 2.
#define ENCRYPTION_KEY_2 "nopqrstuvwxyzabcdefghijklm"
// Define the encryption key for encryption method 3.
#define ENCRYPTION_KEY_3 "plmoknijbuhvygctfxrdzeswaq"
// Define the encryption key for encryption method 5.
#define ENCRYPTION_KEY_5 "abcdefghijklmnopqrstuvwyxz"
// Define the encryption key for encryption method 6.
#define ENCRYPTION_KEY_6 "0123456789"
// Define the encryption key for encryption method 7.
#define ENCRYPTION_KEY_7 "USD"
// Define the number of digits for the barcode.
#define BARCODE_LENGTH 10
// Define the number of items in the store.
#define NUM_ITEMS (NUM_MEAT + NUM_DELI + NUM_PHARMACY + NUM_SEAFOOD + NUM_BEVERAGE + NUM_CANNED + NUM_JARRED + NUM_DRY_FOOD + NUM_DAIRY + NUM_BAKERY + NUM_PERSONAL_CARE + NUM_PAPER_GOODS)
// Define the struct for an item.
struct Item {
char name[MAX_LENGTH];
char category[MAX_LENGTH];
char company[MAX_LENGTH];
double purchased_price;
double sale_price;
int quantity;
char date_purchased[MAX_LENGTH];
char date_production[MAX_LENGTH];
char expiry_date[MAX_LENGTH];
int store_code;
char currency[MAX_LENGTH];
char barcode[BARCODE_LENGTH + 1];
};
// Define the struct for a category.
struct Category {
char name
