translation: Add Python and Java code for EN version (#1345)

* Add the intial translation of code of all the languages

* test

* revert

* Remove

* Add Python and Java code for EN version

en/codes/java/chapter_tree/binary_tree.java

@@ -0,0 +1,40 @@
+/**
+ * File: binary_tree.java
+ * Created Time: 2022-11-25
+ * Author: krahets (krahets@163.com)
+ */
+
+package chapter_tree;
+
+import utils.*;
+
+public class binary_tree {
+    public static void main(String[] args) {
+        /* Initialize binary tree */
+        // Initialize node
+        TreeNode n1 = new TreeNode(1);
+        TreeNode n2 = new TreeNode(2);
+        TreeNode n3 = new TreeNode(3);
+        TreeNode n4 = new TreeNode(4);
+        TreeNode n5 = new TreeNode(5);
+        // Construct node references (pointers)
+        n1.left = n2;
+        n1.right = n3;
+        n2.left = n4;
+        n2.right = n5;
+        System.out.println("\nInitialize binary tree\n");
+        PrintUtil.printTree(n1);
+
+        /* Insert and remove nodes */
+        TreeNode P = new TreeNode(0);
+        // Insert node P between n1 -> n2
+        n1.left = P;
+        P.left = n2;
+        System.out.println("\nAfter inserting node P\n");
+        PrintUtil.printTree(n1);
+        // Remove node P
+        n1.left = n2;
+        System.out.println("\nAfter removing node P\n");
+        PrintUtil.printTree(n1);
+    }
+}