diff --git a/src/main/java/com/thealgorithms/tree/BinarySearchTree.java b/src/main/java/com/thealgorithms/tree/BinarySearchTree.java
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+++ b/src/main/java/com/thealgorithms/tree/BinarySearchTree.java
@@ -0,0 +1,115 @@
+package com.thealgorithms.tree;
+
+import java.util.Scanner;
+
+/**
+ * A simple implementation of a Binary Search Tree (BST) in Java.
+ * Supports insertion of integer values and tree traversals: inorder, preorder, and postorder.
+ */
+public class BinarySearchTree {
+
+    // Node class
+    static class Node {
+        int data;
+        Node left, right;
+
+        Node(int d) {
+            this.data = d;
+        }
+    }
+
+    // Insert value into BST recursively
+    public static Node insertRecursive(Node root, int d) {
+        if (root == null) {
+            return new Node(d);
+        }
+        if (d < root.data) {
+            root.left = insertRecursive(root.left, d);
+        } else {
+            root.right = insertRecursive(root.right, d);
+        }
+        return root;
+    }
+
+    // Inorder traversal
+    public static void inorder(Node root) {
+        if (root == null) return;
+        inorder(root.left);
+        System.out.print(root.data + " ");
+        inorder(root.right);
+    }
+
+    // Preorder traversal
+    public static void preorder(Node root) {
+        if (root == null) return;
+        System.out.print(root.data + " ");
+        preorder(root.left);
+        preorder(root.right);
+    }
+
+    // Postorder traversal
+    public static void postorder(Node root) {
+        if (root == null) return;
+        postorder(root.left);
+        postorder(root.right);
+        System.out.print(root.data + " ");
+    }
+
+    // Main method
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+
+        System.out.println("Enter the number of elements:");
+        int n = sc.nextInt();
+
+        int[] values = new int[n];
+        System.out.println("Enter " + n + " values:");
+        for (int i = 0; i < n; i++) {
+            values[i] = sc.nextInt();
+        }
+        sc.close();
+
+        Node root = null;
+        for (int value: values) {
+            root = insertRecursive(root, value);
+        }
+
+        // Traversal outputs
+        System.out.println("Inorder Traversal:");
+        inorder(root);
+
+        System.out.println("\nPostorder Traversal:");
+        postorder(root);
+
+        System.out.println("\nPreorder Traversal:");
+        preorder(root);
+
+        //   Test Cases
+        System.out.println("\n\nRunning basic test case...");
+
+        int[] testValues = {
+            10,
+            5,
+            15,
+            3,
+            7,
+            12,
+            18
+        };
+        Node testRoot = null;
+        for (int val: testValues) {
+            testRoot = insertRecursive(testRoot, val);
+        }
+
+        System.out.print("Expected Inorder:   3 5 7 10 12 15 18\nActual:            ");
+        inorder(testRoot);
+
+        System.out.print("\nExpected Preorder:  10 5 3 7 15 12 18\nActual:            ");
+        preorder(testRoot);
+
+        System.out.print("\nExpected Postorder: 3 7 5 12 18 15 10\nActual:            ");
+        postorder(testRoot);
+
+        System.out.println("\nBasic test case complete.");
+    }
+}
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