Miami Hotel project

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

#define MAX_CUSTOMERS 100
#define MAX_NAME_LENGTH 50
#define MAX_ADDRESS_LENGTH 100

struct Customer {
    char name[MAX_NAME_LENGTH];
    char address[MAX_ADDRESS_LENGTH];
    int room_number;
    int check_in_date;
    int check_out_date;
};

struct Customer customers[MAX_CUSTOMERS];
int num_customers = 0;

void add_customer() {
    if (num_customers >= MAX_CUSTOMERS) {
        printf("Maximum number of customers reached\n");
        return;
    }
    
    struct Customer new_customer;
    printf("Enter customer name: ");
    scanf("%s", new_customer.name);
    printf("Enter customer address: ");
    scanf("%s", new_customer.address);
    printf("Enter customer room number: ");
    scanf("%d", &new_customer.room_number);
    printf("Enter customer check-in date (YYYYMMDD): ");
    scanf("%d", &new_customer.check_in_date);
    printf("Enter customer check-out date (YYYYMMDD): ");
    scanf("%d", &new_customer.check_out_date);
    
    customers[num_customers] = new_customer;
    num_customers++;
    printf("Customer added successfully\n");
}

void view_customers() {
    printf("Name\tAddress\tRoom Number\tCheck-in Date\tCheck-out Date\n");
    for (int i = 0; i < num_customers; i++) {
        printf("%s\t%s\t%d\t\t%d\t\t%d\n", customers[i].name, customers[i].address, customers[i].room_number,
               customers[i].check_in_date, customers[i].check_out_date);
    }
}

void remove_customer() {
    char name[MAX_NAME_LENGTH];
    printf("Enter name of customer to remove: ");
    scanf("%s", name);
    
    int customer_found = 0;
    for (int i = 0; i < num_customers; i++) {
        if (strcmp(customers[i].name, name) == 0) {
            customer_found = 1;
            for (int j = i; j < num_customers - 1; j++) {
                customers[j] = customers[j+1];
            }
            num_customers--;
            printf("Customer removed successfully\n");
            break;
        }
    }
    
    if (!customer_found) {
        printf("Customer not found\n");
    }
}

void check_in_out() {
    char name[MAX_NAME_LENGTH];
    printf("Enter name of customer to check in/out: ");
    scanf("%s", name);
    
    int customer_found = 0;
    for (int i = 0; i < num_customers; i++) {
        if (strcmp(customers[i].name, name) == 0) {
            customer_found = 1;
            int check_choice;
            printf("Enter 1 to check in, 2 to check out: ");
            scanf("%d", &check_choice);
            if (check_choice == 1) {
                printf("Enter check-in date (YYYYMMDD): ");
                scanf("%d", &customers[i].check_in_date);
                printf("Customer checked in successfully\n");
            }
            else if (check_choice == 2) {
                printf("Enter check-out date (YYYYMMDD): ");
                scanf("%d", &customers[i].check_out_date);
                printf("Customer checked out successfully\n");
            }
            else {
                printf("Invalid choice\n");
            }
            break;
        }
    }
    
    if (!customer_found) {
        printf("Customer not found\n");
    }
}

int main() {
    int choice;
    while (1) {
        printf("Enter your choice:\n");
        printf("1. Add customer\n");
        printf("2. View customers\n");
        printf("3. Remove customer\n");
        printf("4. Check in/out customer\n");
        printf("5. Exit\n");
        scanf("%d", &choice);
        
        switch (choice) {
            case 1:
                add_customer();
                break;
            case 2:
                view_customers();
                break;
            case 3:
                remove_customer();
                break;
            case 4:
                check_in_out();
                break;
            case 5:
                printf("Exiting program\n");
                return 0;
            default:
                printf("Invalid choice\n");
                break;
        }
    }
}