complete code

src/main/java/dev/Main.java

@@ -33,31 +33,37 @@ public class Main {
 
                     List<String> data = FileManager.loadStudents("students.txt");
 
-                    // TODO:
+                    int size = data.size();
 
-                    // Split data into 3 parts
+                    int partSize = size / 3;
 
-                    List<String> part1 = null;
+                    List<String> part1 = data.subList(0, partSize);
 
-                    List<String> part2 = null;
+                    List<String> part2 = data.subList(partSize, 2 * partSize);
 
-                    List<String> part3 = null;
+                    List<String> part3 = data.subList(2 * partSize, size);
 
-                    // TODO:
 
-                    StudentLoader t1 = null;
 
-                    StudentLoader t2 = null;
+                    StudentLoader t1 = new StudentLoader(part1);
 
-                    StudentLoader t3 = null;
+                    StudentLoader t2 = new StudentLoader(part2);
 
-                    // TODO:
+                    StudentLoader t3 = new StudentLoader(part3);
 
-                    // start()
+                    t1.start();
+                    t2.start();
+                    t3.start();
 
-                    // join()
+                    t1.join();
+                    t2.join();
+                    t3.join();
 
-                    // merge results
+                    manager.addStudents(t1.getStudents());
+                    manager.addStudents(t2.getStudents());
+                    manager.addStudents(t3.getStudents());
+
+                    System.out.println("Data loaded successfully.");
 
                 }
 

src/main/java/lecture/multithreading/timeout/Main.java

@@ -1,10 +1,24 @@
 package lecture.multithreading.timeout;
 
 
+import java.util.Scanner;
 
 public class Main {
     public static void main(String[] args) {
-        // TODO
+        Scanner scanner = new Scanner(System.in);
+        System.out.println("You have 10 second: ");
+        System.out.println("Enter your name: ");
+
+        MyRunnable myRunnable = new MyRunnable();
+        Thread thread = new Thread(myRunnable);
+        thread.setDaemon(true);
+        thread.start();
+
+        String name = scanner.nextLine();
+        System.out.println("Hello " + name);
+
+
+        scanner.close();
     }
 }
 

src/main/java/lecture/multithreading/timeout/MyRunnable.java

@@ -1,4 +1,19 @@
 package lecture.multithreading.timeout;
 
-public class MyRunnable {
+public class MyRunnable implements Runnable{
+    @Override
+    public void run() {
+        for(int i = 1 ; i <= 10 ; i++){
+            try {
+                Thread.sleep(1000);
+            } catch (InterruptedException e) {
+                System.out.println("thread was interrupted");
+            }
+
+            if(i == 10) {
+                System.out.println("time is up. ");
+                System.exit(0);
+            }
+        }
+    }
 }