From 6bb22a25e7976db1b1f22acf92ce64162fb4a45c Mon Sep 17 00:00:00 2001
From: "Andrei Jiroh Halili (STI College Meycauayan)"
 <halili.459491@meycauayan.sti.edu.ph>
Date: Tue, 25 Aug 2026 09:49:32 +0800
Subject: [PATCH] quick stash

Signed-off-by: Andrei Jiroh Halili (STI College Meycauayan) <halili.459491@meycauayan.sti.edu.ph>
---
 .zed/settings.json                            |  3 ++
 .../studentops/projects/oopLabs/main.java     | 42 +++++++++++++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 .zed/settings.json
 create mode 100644 java/src/dev/andreijiroh/studentops/projects/oopLabs/main.java

diff --git a/.zed/settings.json b/.zed/settings.json
new file mode 100644
index 0000000..52f6db4
--- /dev/null
+++ b/.zed/settings.json
@@ -0,0 +1,3 @@
+{
+  "tab_size": 2
+}
diff --git a/java/src/dev/andreijiroh/studentops/projects/oopLabs/main.java b/java/src/dev/andreijiroh/studentops/projects/oopLabs/main.java
new file mode 100644
index 0000000..c959207
--- /dev/null
+++ b/java/src/dev/andreijiroh/studentops/projects/oopLabs/main.java
@@ -0,0 +1,42 @@
+package dev.andreijiroh.studentops.projects.oopLabs;
+
+/**
+ * 02 Performance Task 1 - Data Structures and Algorithms
+ * @author Andrei Jiroh Halili (STI College Meycauayan) <halili.459491@meycauayan.sti.edu.ph>
+ */
+ class Node {
+    String data;
+    Node next;
+
+    public Node(String data) {
+      this.data = data;
+      this.next = null;
+    }
+ }
+
+ public class main {
+   public static void main(String[] args) {
+    // Init 3 entries first
+    Node track = new Node("Song A");
+    track.next = new Node("Song B");
+    track.next.next = new Node("Song C");
+    Node initialHead = track;
+    System.out.println("Initial state:");
+    while (initialHead != null) {
+      System.out.print(initialHead.data + " -> ");
+      initialHead = initialHead.next;
+    }
+    System.out.print("null");
+    System.out.println();
+
+    // add Song D to the tracks queue
+    track.next.next.next = new Node("Song D");
+    Node addedNewNode = track;
+    System.out.println("After adding Song D:");
+    while (addedNewNode != null) {
+      System.out.print(addedNewNode.data + " -> ");
+      addedNewNode = addedNewNode.next;
+    }
+    System.out.print("null");
+   }
+ }
-- 
2.51.2