@@ -0,0 +1,70 @@
+public class AlternatePrintingExample {
+
+    public static void main(String[] args) {
+        NumberPrinter printer = new NumberPrinter();
+
+        // 创建并启动第一个线程，打印奇数
+        Thread oddThread = new Thread(new OddNumberTask(printer));
+        oddThread.start();
+
+        // 创建并启动第二个线程，打印偶数
+        Thread evenThread = new Thread(new EvenNumberTask(printer));
+        evenThread.start();
+    }
+}
+
+class NumberPrinter {
+    private int number = 1;
+    private final int maxNumber = 10;
+    private boolean isOddTurn = true; // 控制奇偶数交替打印的标志
+
+    // 打印奇数
+    public synchronized void printOdd() {
+        while (number <= maxNumber) {
+            if (isOddTurn && number % 2 != 0) {
+                System.out.println(Thread.currentThread().getName() + " - Odd: " + number);
+                number++;
+                isOddTurn = false; // 切换到偶数的轮次
+
+            }
+        }
+    }
+
+    // 打印偶数
+    public synchronized void printEven() {
+        while (number <= maxNumber) {
+            if (!isOddTurn && number % 2 == 0) {
+                System.out.println(Thread.currentThread().getName() + " - Even: " + number);
+                number++;
+                isOddTurn = true; // 切换到奇数的轮次
+
+            }
+        }
+    }
+}
+
+class OddNumberTask implements Runnable {
+    private final NumberPrinter printer;
+
+    public OddNumberTask(NumberPrinter printer) {
+        this.printer = printer;
+    }
+
+    @Override
+    public void run() {
+        printer.printOdd();
+    }
+}
+
+class EvenNumberTask implements Runnable {
+    private final NumberPrinter printer;
+
+    public EvenNumberTask(NumberPrinter printer) {
+        this.printer = printer;
+    }
+
+    @Override
+    public void run() {
+        printer.printEven();
+    }
+}