march articles code review

Java/java-basics-ii/JavaFinal.java

@@ -0,0 +1,26 @@
+import java.util.*;
+
+public class JavaContinue {
+    public static void main(String[] args) {
+        int i = 0;
+        while (i < 10) {
+            if (i == 5) {
+                break;
+            }
+            System.out.println(i);
+            i++;
+        }
+    }
+
+    public static void breakExample(String[] args) {
+        int[][] numbers = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};
+        outer: for (int i = 0; i < numbers.length; i++) {
+            for (int j = 0; j < numbers[i].length; j++) {
+                if (numbers[i][j] == 5) {
+                    System.out.println("Found 5 at index [" + i + "][" + j + "]");
+                    break outer;
+                }
+            }
+        }
+    }
+}

Java/java-basics-ii/JavaInstanceOf.java

@@ -0,0 +1,42 @@
+import java.util.*;
+
+public class JavaFinal {
+    public static void main(String[] args) {
+        javaInstanceOfOperator();
+    }
+
+    public static void javaInstanceOfOperator() {
+        String str = "Hello, World!";
+        boolean result = str instanceof String;
+        System.out.println(result);
+    }
+
+    class Animal {}
+    class Dog extends Animal {}
+
+    public void checkInstance() {
+        Animal animal = new Dog();
+        if (animal instanceof Dog) {
+            Dog dog = (Dog) animal;
+            System.out.println("Woof!");
+        }
+    }
+
+    public void javaInstanceOfInterface() {
+        Thread thread = new Thread();
+        if (thread instanceof Runnable) {
+            System.out.println("Thread implements Runnable");
+        }
+    }
+
+    public void typeCastingWithInstanceOf() {
+        Object animal = new Cat();
+        if (animal instanceof Dog) {
+            Dog dog = (Dog) animal;
+            dog.bark();
+        } else if (animal instanceof Cat) {
+            Cat cat = (Cat) animal;
+            cat.meow();
+        }
+    }
+}