diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..13566b8
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..07115cd
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..d5f086e
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Answers/40230112119/.gitignore b/Answers/40230112119/.gitignore
new file mode 100644
index 0000000..5ff6309
--- /dev/null
+++ b/Answers/40230112119/.gitignore
@@ -0,0 +1,38 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/Answers/40230112119/src/main/java/org/example/Admin.java b/Answers/40230112119/src/main/java/org/example/Admin.java
new file mode 100644
index 0000000..3c85433
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/Admin.java
@@ -0,0 +1,134 @@
+package org.example;
+
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Random;
+import java.util.Scanner;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Admin extends User{
+ private String password;
+ public Admin(String name, int uniqueID, String phone, String password) {
+ super(name, uniqueID, phone);
+ this.password = password;
+ }
+ public Admin() {
+ super();
+ this.password = null;
+ }
+ public void setPassword(String password) {
+ this.password = password;
+ }
+ public String getPassword() { return password; }
+
+ public void removeBook(ArrayList booksList, String title) {
+ for (int i = 0; i < booksList.size(); i++) {
+ if (title.equals(booksList.get(i))) {
+ booksList.remove(i);
+ break;
+ }
+ }
+ }
+ public void addNewUser(String[] cm) {
+ Scanner sc = new Scanner(System.in);
+ Library lib = new Library();
+ boolean flag = true;
+ do {
+ flag = true;
+ for (int i = 0; i < lib.getUserList().size(); i++) {
+ if (cm[3].equalsIgnoreCase(Integer.toString(lib.getUserList().get(i).getUniqueID()))) {
+ flag = false;
+ break;
+ }
+ }
+
+ if (!flag) {
+ System.out.println("This ID already exists. Enter another one. ");
+ cm[3] = sc.nextLine();
+ }
+ } while(!flag);
+
+ System.out.println("Enter their name: ");
+ String name = sc.nextLine();
+ String phone = null;
+ flag = true;
+ do {
+ System.out.println("Enter your phone: ");
+ phone = sc.nextLine();
+ String regex = "^(\\+98|0)?9\\d{9}$";
+ Pattern p = Pattern.compile(regex);
+ Matcher m = p.matcher(phone);
+
+ if (m.matches()) {
+ flag = true;
+ } else {
+ flag = false;
+ System.out.println("Invalid phone number. Try again.");
+ }
+
+ } while (!flag);
+
+ String timeStamp = new SimpleDateFormat("yyyy.MM.dd HH:mm").format(new java.util.Date());
+ NormalUser newUser = new NormalUser(name, Integer.valueOf(cm[3]), phone, timeStamp);
+ lib.getUserList().add(newUser);
+ }
+ public boolean removeMember(int id) {
+ Library lib = new Library();
+ boolean result = false;
+ for (int i = 0; i < lib.getUserList().size(); i++) {
+ if (id == lib.getUserList().get(i).getUniqueID()) {
+ lib.getUserList().remove(i);
+ result = true;
+ return result;
+ }
+ }
+ return result;
+ }
+ public void addNewAdmin(){
+ Library lib = new Library();
+ Scanner sc = new Scanner(System.in);
+ String name;
+ boolean flag = true;
+ do {
+ flag = false;
+ System.out.println("Enter the name of the user: ");
+ name = sc.nextLine();
+ boolean user_found = false;
+ for (NormalUser i : lib.getUserList()) {
+ if (i.getName().equals(name)) {
+ flag = true;
+ user_found = true;
+ break;
+ }
+ }
+ if (user_found)
+ System.out.println("No user found. Try again.");
+ } while (!flag);
+
+ System.out.println("Enter a password for them: ");
+ String password = sc.nextLine();
+
+ flag = true;
+ int uniqueID = 0;
+ do {
+ Random id = new Random();
+ int tmpID = id.nextInt(9000) + 1000;
+
+ flag = true;
+
+ for(NormalUser i : lib.getUserList()) {
+ if (i.getUniqueID() == tmpID) {
+ flag = false;
+ break;
+ }
+ }
+
+ if (flag) {
+ uniqueID = tmpID; // Update uniqueID only if ID is unique
+ }
+ } while(!flag);
+
+// lib.getAdminList().add()
+ }
+}
diff --git a/Answers/40230112119/src/main/java/org/example/Book.java b/Answers/40230112119/src/main/java/org/example/Book.java
new file mode 100644
index 0000000..a135865
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/Book.java
@@ -0,0 +1,43 @@
+package org.example;
+
+public class Book {
+ private int bookID;
+ private String title;
+ private String author;
+ private boolean status;
+ private String desc;
+ public Book(int bookID, String title, String author, String desc) {
+ this.bookID = bookID;
+ this.title = title;
+ this.author = author;
+ this.status = true;
+ this.desc = desc;
+ }
+ public Book() {
+ this.bookID = -1;
+ this.title = null;
+ this.author = null;
+ this.status = true;
+ this.desc = null;
+ }
+ public void setBookID(int bookID) {
+ this.bookID = bookID;
+ }
+ public void setTitle(String title) {
+ this.title = title;
+ }
+ public void setAuthor(String author) {
+ this.author = author;
+ }
+ public void setStatus(boolean status) {
+ this.status = status;
+ }
+ public void setDesc(String desc) {
+ this.desc = desc;
+ }
+ public int getBookID() { return bookID; }
+ public String getTitle() { return title; }
+ public String getAuthor() { return author; }
+ public boolean getStatus() { return status; }
+ public String getDesc() { return desc; }
+}
diff --git a/Answers/40230112119/src/main/java/org/example/Database.java b/Answers/40230112119/src/main/java/org/example/Database.java
new file mode 100644
index 0000000..fa73bd9
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/Database.java
@@ -0,0 +1,33 @@
+package org.example;
+
+import java.sql.*;
+
+public class Database {
+ static final String DB_URL = "jjdbc:mysql://localhost:3306/LMS";
+ static final String USER = "root";
+ static final String PASS = "lms613";
+ public void db(String table, int command) {
+ try {
+ Connection con = DriverManager.getConnection(DB_URL, USER, PASS);
+ Statement stmt = con.createStatement();
+ ResultSet rs = stmt.executeQuery("SELECT * FROM " + table);
+
+ switch(table) {
+ case "books":
+ switch(command) {
+ case 1: //update info
+ rs.moveToInsertRow();
+ rs.updateString("title","John");
+ rs.updateString("last","Paul");
+ rs.updateInt("age",40);
+ case 2:
+ }
+ }
+
+ }
+ catch(SQLException e) {
+ e.printStackTrace();
+ }
+ }
+}
+
diff --git a/Answers/40230112119/src/main/java/org/example/Library.java b/Answers/40230112119/src/main/java/org/example/Library.java
new file mode 100644
index 0000000..73c6b19
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/Library.java
@@ -0,0 +1,378 @@
+package org.example;
+
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Random;
+import java.util.Scanner;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Library {
+ private final String operatingHours = "From 8 A.M. to 6 P.M.";
+ private ArrayList booksList = new ArrayList<>();
+ private ArrayList userList = new ArrayList<>();
+ private ArrayList adminList = new ArrayList<>();
+
+ public void addBookElement(Book obj) {
+ booksList.add(obj);
+ }
+ public void addUserElement(NormalUser obj) {
+ userList.add(obj);
+ }
+ public void addAdminElement(Admin obj) { adminList.add(obj); }
+ public String getOperatingHours() {
+ return operatingHours;
+ }
+
+ public ArrayList getBooksList() {
+ return booksList;
+ }
+
+ public ArrayList getUserList() {
+ return userList;
+ }
+
+ public ArrayList getAdminList() {
+ return adminList;
+ }
+
+ public void signup() {
+ Scanner sc = new Scanner(System.in);
+ System.out.println("Enter your name: ");
+ String name = sc.nextLine();
+ String phone = null;
+ boolean flag = true;
+ do {
+ System.out.println("Enter your phone: ");
+ phone = sc.nextLine();
+ String regex = "^(\\+98|0)?9\\d{9}$";
+ Pattern p = Pattern.compile(regex);
+ Matcher m = p.matcher(phone);
+
+ if (m.matches()) {
+ flag = true;
+ } else {
+ flag = false;
+ System.out.println("Invalid phone number. Try again.");
+ }
+
+ } while (!flag);
+
+ flag = true;
+ int uniqueID = 0;
+ do {
+ Random id = new Random();
+ int tmpID = id.nextInt(9000) + 1000;
+
+ flag = true;
+
+ for(NormalUser i : userList) {
+ if (i.getUniqueID() == tmpID) {
+ flag = false;
+ break;
+ }
+ }
+
+ if (flag) {
+ uniqueID = tmpID; // Update uniqueID only if ID is unique
+ }
+ } while(!flag);
+
+ String timeStamp = new SimpleDateFormat("yyyy.MM.dd HH:mm").format(new java.util.Date());
+
+ System.out.println("\n\n\t\tWelcome " + name + "! Here is your unique ID: " + uniqueID +
+ "\t\t[Date of registration: " + timeStamp + "]");
+ System.out.println("\nThank you for choosing our Library Management System." +
+ "\nWe're excited to provide you with an efficient and user-friendly platform for all your library needs." +
+ "\nHappy reading!");
+ NormalUser newUser = new NormalUser(name, uniqueID, phone, timeStamp);
+ userList.add(newUser);
+ }
+ public String login(boolean isUser) {
+ System.out.println("Welcome back! Enter your name:");
+ Scanner sc = new Scanner(System.in);
+ String name = sc.nextLine();
+ String password;
+
+ boolean flag = true;
+ if (isUser) {
+ do {
+ System.out.println("Enter your unique ID: ");
+ int uniqueID = sc.nextInt();
+ flag = false;
+
+ for(NormalUser i : userList) {
+ if (i.getUniqueID() == uniqueID) {
+ if (i.getName().equalsIgnoreCase(name)) {
+ flag = true;
+ break;
+ }
+ }
+ }
+
+ if (!flag) {
+ System.out.println("Invalid ID; Try again. ");
+ }
+ } while(!flag);
+
+ }
+ else {
+ do {
+ System.out.println("Enter your unique ID: ");
+ int uniqueID = sc.nextInt();
+ flag = false;
+
+ for(Admin i : adminList) {
+ if (i.getUniqueID() == uniqueID) {
+ if (i.getName().equalsIgnoreCase(name)) {
+ flag = true;
+ break;
+ }
+ }
+ }
+
+ if (!flag) {
+ System.out.println("Invalid ID; Try again. ");
+ }
+ } while(!flag);
+
+ do {
+ System.out.println("Enter your password: ");
+ password = sc.nextLine();
+ flag = false;
+
+ for(Admin i : adminList) {
+ if (i.getPassword().equals(password)) {
+ flag = true;
+ return password;
+ }
+ }
+
+ if (!flag) {
+ System.out.println("Invalid password; Try again. ");
+ }
+ } while(!flag);
+ }
+ return null;
+
+ }
+
+ public void homePage() {
+ System.out.println("\nWelcome to our library! Please sign up or log in.");
+ System.out.println("1- Sign Up\t\t\t2- Log In");
+ Scanner sc = new Scanner(System.in);
+ int choice = sc.nextInt();
+ sc.nextLine();
+ boolean isUser = true;
+ switch(choice) {
+ case 1:
+ signup();
+ break;
+ case 2:
+ System.out.println("Choose your position.\n1- User\t\t\t2- Admin");
+ int pos = sc.nextInt();
+ isUser = true;
+ switch(pos) {
+ case 1:
+ login(isUser);
+ break;
+ case 2:
+ isUser = false;
+ login(isUser);
+ break;
+ }
+ }
+
+ User u = new User();
+ Book b = new Book();
+ Admin a = new Admin();
+ boolean flag = true;
+ outerLoop:
+ do {
+ flag = true;
+ System.out.println("\nWhat do you want to do?");
+ Scanner scs = new Scanner(System.in);
+ String command = scs.nextLine();
+ String[] cm = command.split(" ");
+ if (cm[0].equalsIgnoreCase("lib")) {
+ if (cm[1].equalsIgnoreCase("add")) {
+ if (cm[2].equalsIgnoreCase("book")) {
+ if (cm.length == 6) {
+ boolean retry = u.addBook(cm);
+ if (retry) {
+ flag = false;
+ } else {
+ System.out.println("Book added successfully. What do you want to do next?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ } else {
+ System.out.println("Invalid command. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ } else if (cm[2].equalsIgnoreCase("member")) {
+ if (!isUser) {
+ if (cm.length == 5) {
+ a.addNewUser(cm);
+ System.out.println("Member added successfully. What do you want to do next?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ } else {
+ System.out.println("Invalid command. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ } else {
+ System.out.println("Only admins can do this. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ } else {
+ System.out.println("Invalid command. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ }
+ else if (cm[1].equalsIgnoreCase("get")) {
+ if (cm[2].equalsIgnoreCase("hrs")) {
+ System.out.println(operatingHours);
+ flag = false;
+ } else if (cm[2].equalsIgnoreCase("available")) {
+ if (cm[3].equalsIgnoreCase("books")) {
+ for (Book l : getBooksList()) {
+ for (int k = 0; k < booksList.size(); k++) {
+ System.out.println("bookID\t\ttitle\t\tauthor");
+ System.out.println(getBooksList().get(k).getBookID() +
+ "\t\t\t" + getBooksList().get(k).getTitle() +
+ "\t\t\t" + getBooksList().get(k).getAuthor());
+ System.out.println("\nWhat do you want to do next?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ }
+ }
+ } else {
+ System.out.println("Invalid command. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ }
+ else if (cm[1].equalsIgnoreCase("rent")) {
+
+ }
+ else if (cm[1].equalsIgnoreCase("remove")) {
+ if (!isUser) {
+ if (cm.length == 4) {
+ if (cm[2].equalsIgnoreCase("member")) {
+ int id = Integer.valueOf(cm[3]);
+ boolean result = a.removeMember(id);
+ if(result) {
+ System.out.println("Member successfully removed. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ else {
+ System.out.println("No member found. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ }
+ } else {
+ System.out.println("Invalid command. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ }
+ else {
+ System.out.println("Only admins can do this. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ }
+ else {
+ System.out.println("Invalid command. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ }
+ else {
+ System.out.println("Invalid command. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ choice = sc.nextInt();
+ if (choice == 1) {
+ flag = false;
+ } else {
+ break outerLoop;
+ }
+ }
+ } while(!flag);
+
+ System.out.println("Goodbye!!");
+ }
+}
diff --git a/Answers/40230112119/src/main/java/org/example/MyApp.java b/Answers/40230112119/src/main/java/org/example/MyApp.java
new file mode 100644
index 0000000..16ea8c0
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/MyApp.java
@@ -0,0 +1,17 @@
+package org.example;
+
+import java.util.ArrayList;
+
+public class MyApp {
+ public static void main(String[] args) {
+ Book mine = new Book(1, "Dorian", "Wilde", "whatever");
+ Library lib = new Library();
+ lib.addBookElement(mine);
+ NormalUser p1 = new NormalUser("Harry", 8765, "09033457685", "2020.03.04 12:34");
+ lib.addUserElement(p1);
+ Admin owner = new Admin("Mahta", 1234, "09036339284", "1234");
+ lib.addAdminElement(owner);
+
+ lib.homePage();
+ }
+}
diff --git a/Answers/40230112119/src/main/java/org/example/NormalUser.java b/Answers/40230112119/src/main/java/org/example/NormalUser.java
new file mode 100644
index 0000000..687a7ec
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/NormalUser.java
@@ -0,0 +1,17 @@
+package org.example;
+
+import java.util.ArrayList;
+
+public class NormalUser extends User{
+ private String date;
+
+ public NormalUser(String name, int uniqueID, String phone, String date) {
+ super(name, uniqueID, phone);
+ this.date = date;
+ }
+ public NormalUser() {
+ User u = new User();
+ this.date = null;
+ }
+
+}
diff --git a/Answers/40230112119/src/main/java/org/example/Rent.java b/Answers/40230112119/src/main/java/org/example/Rent.java
new file mode 100644
index 0000000..7d5813e
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/Rent.java
@@ -0,0 +1,18 @@
+package org.example;
+
+public class Rent {
+ private int rentalID;
+ private int rentalDate;
+ Book toRent = new Book();
+ NormalUser tenant = new NormalUser();
+
+ public void rentABook(Book title) {
+ Library lib = new Library();
+ int index = lib.getBooksList().indexOf(title);
+ Book wanted = lib.getBooksList().get(index);
+ if (wanted.getStatus()) {
+
+ wanted.setStatus(false);
+ }
+ }
+}
diff --git a/Answers/40230112119/src/main/java/org/example/User.java b/Answers/40230112119/src/main/java/org/example/User.java
new file mode 100644
index 0000000..71a9497
--- /dev/null
+++ b/Answers/40230112119/src/main/java/org/example/User.java
@@ -0,0 +1,66 @@
+package org.example;
+
+import java.util.ArrayList;
+import java.util.Scanner;
+
+public class User {
+ private String name;
+ private int uniqueID;
+ private String phone;
+ public User(String name, int uniqueID, String phone) {
+ this.name = name;
+ this.uniqueID = uniqueID;
+ this.phone = phone;
+ }
+ public User() {
+ this.name = "";
+ this.uniqueID = -1;
+ this.phone = "0";
+ }
+ public void setName(String name) {
+ this.name = name;
+ }
+ public void setUniqueID(int uniqueID) {
+ this.uniqueID = uniqueID;
+ }
+ public void setPhone(String phone) {
+ this.phone = phone;
+ }
+
+ public String getName() { return name; }
+ public int getUniqueID() { return uniqueID; }
+ public String getPhone() { return phone; }
+
+ public boolean addBook(String[] cm) {
+ Library lib = new Library();
+ Scanner sc = new Scanner(System.in);
+ for (Book j : lib.getBooksList()) {
+ if (cm[3].equalsIgnoreCase(j.getTitle())) {
+ if (cm[4].equalsIgnoreCase(j.getAuthor())) {
+ System.out.println("We already have that book. What do you want to do?" +
+ "\n1- Try another command\t\t\t2- Exit");
+ int choice = sc.nextInt();
+ if (choice == 1) {
+ return true;
+ } else {
+ break;
+ }
+ }
+ }
+ }
+
+ int bookID;
+ if (lib.getBooksList().isEmpty()) {
+ bookID = 1;
+ }
+ else {
+ Book lastbook = lib.getBooksList().get(lib.getBooksList().size() - 1);
+ bookID = lastbook.getBookID();
+ bookID++;
+ }
+ Book newBook = new Book(bookID, cm[3], cm[4], cm[5]);
+ lib.getBooksList().add(newBook);
+ return false;
+ }
+
+}
diff --git a/Answers/Add Your Projects Here.txt b/Answers/Add Your Projects Here.txt
deleted file mode 100644
index e69de29..0000000
diff --git a/Library-Management-System.iml b/Library-Management-System.iml
new file mode 100644
index 0000000..11ba312
--- /dev/null
+++ b/Library-Management-System.iml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/out/production/Library-Management-System/org/example/Admin.class b/out/production/Library-Management-System/org/example/Admin.class
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index 0000000..d94f78e
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index 0000000..0982d7e
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diff --git a/out/production/Library-Management-System/org/example/User.class b/out/production/Library-Management-System/org/example/User.class
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