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#include <stdio.h> #include <stdlib.h> #define MAX_BOOKS 100 typedef struct { char title[100]; char author[100]; int year; char condition[20]; } Book; Book books[MAX_BOOKS]; int bookCount = 0; void displayMenu() { printf("\nBook Buddies - Donate Used Books\n"); printf("1. Donate a book\n"); printf("2. List all donated books\n"); printf("3. Exit\n"); } void donateBook() { if (bookCount >= MAX_BOOKS) { printf("Sorry, no more books can be donated at the moment.\n"); return; } Book newBook; printf("\nEnter book details:\n"); printf("Title: "); scanf(" %[^\n]", newBook.title); printf("Author: "); scanf(" %[^\n]", newBook.author); printf("Year: "); scanf("%d", &newBook.year); printf("Condition: "); scanf(" %[^\n]", newBook.condition); books[bookCount++] = newBook; printf("Book donated successfully!\n"); } void listBooks() { if (bookCount == 0) { printf("No books have been donated yet.\n"); return; } printf("\nList of donated books:\n"); for (int i = 0; i < bookCount; i++) { Book book = books[i]; printf("%d. %s by %s, %d, Condition: %s\n", i+1, book.title, book.author, book.year, book.condition); } } int main() { int choice; printf("Welcome to Book Buddies - A program to donate used books to other students.\n"); while (1) { displayMenu(); printf("\nEnter your choice (1-3): "); scanf("%d", &choice); switch(choice) { case 1: donateBook(); break; case 2: listBooks(); break; case 3: printf("Thank you for using Book Buddies. Goodbye!\n"); exit(0); default: printf("Invalid choice. Please try again.\n"); } } return 0; }