convert tree to its mirror

Author: joharbatta

Trees/mirrorConvert.java

@@ -0,0 +1,50 @@
+class Node
+{
+    int data;
+    Node left;
+    Node right;
+    Node(int data)
+    {
+        this.data=data;
+        left=right=null;
+    }
+}
+
+class BinaryTree{
+    Node root;
+    BinaryTree() 
+    { 
+        root = null; 
+    } 
+    BinaryTree(int data)
+    {
+        this.root=new Node(data);
+    }
+    Node mirror(Node root)
+    {
+        if(root==null)
+        {
+            return null;
+        }
+        Node temp=root.left;
+        root.left=root.right;
+        root.right=temp;
+        mirror(root.left);
+        mirror(root.right);
+        return root;
+    }
+}
+
+class mirrorConvert{
+    public static void main(String[] args) {
+
+        BinaryTree bt=new BinaryTree(2);
+        bt.root.left=new Node(3);
+        bt.root.right=new Node(5);
+        bt.root.left.right=new Node(9);
+        bt.root.right.left=new Node(7);
+        Node temp=bt.mirror(bt.root);
+        System.out.println(temp.data+" "+temp.left.data+" "+temp.right.data);
+        
+    }
+}