zetianW
diff --git a/‎out/production/java-learning/com/zetian/study/collection/iterator/IteratorDemo.class‎
-242 Bytes b/‎out/production/java-learning/com/zetian/study/collection/iterator/IteratorDemo.class‎
-242 Bytes
diff --git a/‎out/production/java-learning/com/zetian/threetimereview/Factorials.class‎
997 Bytes b/‎out/production/java-learning/com/zetian/threetimereview/Factorials.class‎
997 Bytes
diff --git a/‎out/production/java-learning/com/zetian/threetimereview/Father$Son.class‎
857 Bytes b/‎out/production/java-learning/com/zetian/threetimereview/Father$Son.class‎
857 Bytes
diff --git a/‎out/production/java-learning/com/zetian/threetimereview/Father.class‎
917 Bytes b/‎out/production/java-learning/com/zetian/threetimereview/Father.class‎
917 Bytes
diff --git a/‎out/production/java-learning/com/zetian/threetimereview/IteratorDemo.class‎
1.05 KB b/‎out/production/java-learning/com/zetian/threetimereview/IteratorDemo.class‎
1.05 KB
diff --git a/‎out/production/java-learning/com/zetian/threetimereview/MapRemoveDemo.class‎
1.26 KB b/‎out/production/java-learning/com/zetian/threetimereview/MapRemoveDemo.class‎
1.26 KB
diff --git a/‎out/production/java-learning/com/zetian/threetimereview/ScannerDemo.class‎
821 Bytes b/‎out/production/java-learning/com/zetian/threetimereview/ScannerDemo.class‎
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diff --git a/‎src/main/java/com/zetian/study/collection/iterator/IteratorDemo.java‎
Lines changed: 0 additions & 3 deletions b/‎src/main/java/com/zetian/study/collection/iterator/IteratorDemo.java‎
Lines changed: 0 additions & 3 deletions
diff --git a/‎src/main/java/com/zetian/threetimereview/Factorials.java‎
Lines changed: 29 additions & 0 deletions b/‎src/main/java/com/zetian/threetimereview/Factorials.java‎
Lines changed: 29 additions & 0 deletions
diff --git a/‎src/main/java/com/zetian/threetimereview/Father.java‎
Lines changed: 37 additions & 0 deletions b/‎src/main/java/com/zetian/threetimereview/Father.java‎
Lines changed: 37 additions & 0 deletions
@@ -25,9 +25,6 @@ public static void main(String[] args) {
         method();
         //创建集合对象
         List<String> c = new ArrayList<String>();
-        List<String> linkedList = new LinkedList<>();
-        Set<String> stringSet = new HashSet<>();
-
         //添加元素
         c.add("hello");
         c.add("world");
 
@@ -0,0 +1,29 @@
+package com.zetian.threetimereview;
+
+
+/**
+ * Description
+ * 计算十个人排序，
+ *
+ * @author Zetian Wang
+ * @date 2019/12/09
+ **/
+public class Factorials {
+    public static void main(String[] args) {
+        factorial(10);
+    }
+
+    public static int factorial(int n) {
+        if (n == 0) {
+            System.out.println(n + "! = 0");
+            return 1;
+        } else {
+            System.out.println(n);
+            int temp = n * factorial(n - 1);
+            System.out.println(temp);
+            return temp;
+        }
+    }
+}
+
+
@@ -0,0 +1,37 @@
+package com.zetian.threetimereview;
+
+/**
+ * Description
+ *
+ * @author Zetian Wang
+ * @date 2019/12/14
+ **/
+public class Father {
+    public void driver() {
+        System.out.println("快车");
+    }
+
+    protected void eat(String drink) {
+        driver();
+        System.out.println(drink);
+    }
+
+    class Son extends Father {
+        @Override
+        protected void eat(String drink) {
+            System.out.println("juice");
+        }
+
+        @Override
+        public void driver() {
+            eat("water");
+            System.out.println("慢车");
+        }
+    }
+
+    public static void main(String[] args) {
+        Father father = new Father();
+        father.eat("hotwater");
+    }
+}
+