From 2be5f131dee6d09308814e44b56fe4f8282530e6 Mon Sep 17 00:00:00 2001
From: Mihail Vasilev <winroot123@gmail.com>
Date: Sun, 14 Dec 2025 23:27:19 +0300
Subject: [PATCH 1/2] task finished

---
 src/main/java/io/github/winroot33/Main.java   | 16 ++++++++-
 .../io/github/winroot33/NumberPrinter.java    | 35 +++++++++++++++++++
 2 files changed, 50 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/io/github/winroot33/NumberPrinter.java

diff --git a/src/main/java/io/github/winroot33/Main.java b/src/main/java/io/github/winroot33/Main.java
index 94eaa94..e3c95b2 100644
--- a/src/main/java/io/github/winroot33/Main.java
+++ b/src/main/java/io/github/winroot33/Main.java
@@ -1,6 +1,20 @@
 package io.github.winroot33;
 
 public class Main {
-    public static void main(String[] args) {
+    public static void main(String[] args) throws InterruptedException {
+        int maxNumberToPrint = 500;
+
+        NumberPrinter oddPrinter = new NumberPrinter(maxNumberToPrint, false);
+        NumberPrinter evenPrinter = new NumberPrinter(maxNumberToPrint, true);
+
+        Thread oddThread = new Thread(oddPrinter);
+        Thread evenThread = new Thread(evenPrinter);
+
+        oddThread.start();
+        evenThread.start();
+
+        oddThread.join();
+        evenThread.join();
+        System.out.println("Work Finished");
     }
 }
\ No newline at end of file
diff --git a/src/main/java/io/github/winroot33/NumberPrinter.java b/src/main/java/io/github/winroot33/NumberPrinter.java
new file mode 100644
index 0000000..250c6ff
--- /dev/null
+++ b/src/main/java/io/github/winroot33/NumberPrinter.java
@@ -0,0 +1,35 @@
+package io.github.winroot33;
+
+import lombok.RequiredArgsConstructor;
+import lombok.SneakyThrows;
+
+/**
+ * Класс для вывода четных или нечетных чисел
+ */
+@RequiredArgsConstructor
+public class NumberPrinter implements Runnable {
+
+    private static final Object lock = new Object();
+    private static int number;
+
+    private final int maxNumber;
+    private final boolean sendEven;
+
+    @SneakyThrows
+    @Override
+    public void run() {
+        synchronized (lock) {
+            while (number <= maxNumber) {
+                if ((number % 2 == 0) != sendEven) {
+                    lock.wait();
+                }
+
+                System.out.printf("Thread: %s\t Even: %s \tNumber: %d\n",
+                        Thread.currentThread().getName(), sendEven, number);
+                number++;
+                lock.notifyAll();
+            }
+        }
+    }
+
+}

From de891747b07ae81843ff5fd60c39feb8b8fbf359 Mon Sep 17 00:00:00 2001
From: Mihail Vasilev <winroot123@gmail.com>
Date: Sun, 14 Dec 2025 23:41:01 +0300
Subject: [PATCH 2/2] fix: condition, if changed to while

---
 src/main/java/io/github/winroot33/NumberPrinter.java | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/main/java/io/github/winroot33/NumberPrinter.java b/src/main/java/io/github/winroot33/NumberPrinter.java
index 250c6ff..788790c 100644
--- a/src/main/java/io/github/winroot33/NumberPrinter.java
+++ b/src/main/java/io/github/winroot33/NumberPrinter.java
@@ -5,6 +5,7 @@
 
 /**
  * Класс для вывода четных или нечетных чисел
+ * lock - объект для синхронизации
  */
 @RequiredArgsConstructor
 public class NumberPrinter implements Runnable {
@@ -20,13 +21,19 @@ public class NumberPrinter implements Runnable {
     public void run() {
         synchronized (lock) {
             while (number <= maxNumber) {
-                if ((number % 2 == 0) != sendEven) {
+                while ((number % 2 == 0) != sendEven) {
                     lock.wait();
                 }
 
+                if (number > maxNumber) {
+                    lock.notifyAll();
+                    return;
+                }
+
                 System.out.printf("Thread: %s\t Even: %s \tNumber: %d\n",
                         Thread.currentThread().getName(), sendEven, number);
                 number++;
+
                 lock.notifyAll();
             }
         }