using System.Collections;
public static void Main(string [] args) {
ArrayList books = new ArrayList();
Console.WriteLine("Micro Library System.");
Console.WriteLine("=====================");
Console.WriteLine("1. List");
Console.WriteLine("2. Borrow");
Console.WriteLine("3. Return");
Console.WriteLine("0. Exit");
string choose = Console.ReadLine();
public static void ListBook() {
Console.WriteLine("Available");
Console.WriteLine("ID: ");
Console.WriteLine("Title: ");
Console.WriteLine("Author: ");
Console.WriteLine("Available");
Console.WriteLine("ID: ");
Console.WriteLine("Title: ");
Console.WriteLine("Author: ");
public static void BorrowBook() {
Console.WriteLine("Enter Book ID: ");
string pinili = Console.ReadLine();
else if (pinili == "2") {
public static void ReturnBook (){
Console.WriteLine("Enter Book ID: ");
string ibabalik = Console.ReadLine();
else if (ibabalik == "2") {
public bool IsBorrow { get; set; }
public string IsAuthor{ get; set; }
public string IsTitle { get; set; }